60results about How to "Anti-aging properties" patented technology

The invention relates to the technical field of food and food processing, particularly to an aging-resistant starch composition, tapioca pearls and a preparation method of the tapioca pearls. The aging-resistant starch composition consists of hydrophilic colloid, an emulsifying agent and maltogenic amylase. The hydrophilic colloid, the emulsifying agent and the maltogenic amylase are combined in an appropriate proportion, so that the aging-resistant starch composition has the characteristic of furthest cooperating with starch for aging resistance, and the purposes that the tapioca pearls are still elastic and chewy and are high in safety after long-term storage are achieved. The preparation method of the tapioca pearls, provided by the invention, is simple, so that the tapioca pearls are suitable for mass production.

The invention relates to a whitening ultraviolet-proof double-shield instrument cable for ships and a manufacturing method thereof. The cable is characterized in that a whitening ultraviolet-proof ethylene-propylene rubber insulation layer is extruded at the periphery of a tin-plated annealed stranded copper conductor to form an insulation wire core; every two insulation wire cores are twisted to form twisted wire pairs; each twisted wire pair is wrapped with a wire core copper foil polyester composite tape shielding layer at the periphery; the wire core copper foil polyester composite tape shielding layers are each wrapped with a wire core polyester tape at the periphery to form a pair-twist group; all the pair-twist groups are stranded to the right at 16-24 times of stranding lay ratio to form a cable core; the cable core is wrapped with a cable core copper foil polyester composite tape shielding layer at the periphery; the cable core copper foil polyester composite tape shielding layer is wrapped with a cable core polyester tape at the periphery; an inner sheath is extruded at the periphery of the cable core polyester tape; the inner sheath is coated with a copper alloy wire weaving armor layer at the periphery; and an outer sheath is extruded at the periphery of the copper alloy wire weaving armor layer. The insulation layer of the double-shield cable is white in color, good in mechanical property, excellent in anti-ultraviolet irradiation and anti-aging performance, and long in service life.

The invention relates to a composite cable for a flame-retardant fireproof boat and a manufacturing method thereof. A power cable core, a control cable core and an instrument cable core are stranded into a composite cable core; the periphery of the composite cable core is coated with a low-intensity non-woven fabric longitudinally-covered layer; an inner jacket is extruded on the periphery of the low-intensity non-woven fabric longitudinally-covered layer in a wrapping way; the periphery of the inner jacket is coated with an armor braid; and an outer jacket is extruded on the periphery of the armor braid in a wrapping way. The low-intensity non-woven fabric longitudinally-covered layer is completely in fit with each insulated conductor in shape, so that gaps between the low-intensity non-woven fabric longitudinally-covered layer and the insulated cores are eliminated, and flame can be conveniently prevented from being spread inwards; and meanwhile, the inner jacket and the insulated cores are guaranteed not to be adhered, so that the insulated cores are not damaged when the jacket is stripped in the constructing process.

The invention discloses an environment-friendly cable insulation layer, and belongs to the field of wire cable. The environment-friendly cable insulation layer comprises an internal insulation layer and an external insulation layer; a double layer co-extrusion insulation layer is composed of the internal insulation layer and the external insulation layer; the internal insulation layer is preparedfrom an irradiation crosslinked polyethylene insulation material; the external insulation layer is prepared from a low-smoke halogen-free flame-resistant irradiation crosslinked polyolefin insulationlayer; the external insulation layer comprises, by weight, 43 to 65 parts of an ethylene-vinyl acetate copolymer, 40 to 60 parts of linear low density polyethylene, 35 to 47 parts of ethylene propylene diene monomer, 54 to 75 parts of a scratch-resistant agent, 25 to 30 parts of a sensitizing agent, 48 to 60 parts of a silicon nitrogen flame retardant, 25 to 35 parts of a composite anti-aging agent, 12 to 20 parts of a reinforcing filler, and 25 to 35 parts of a composite compatilizer. The environment-friendly cable insulation layer, is friendly to the environment, and is capable of improvingthe scratch resistance of cables greatly.

The invention relates to a salt corrosion resistant and twisting resistant power cable for ocean wind power and a manufacturing method of the power cable. A stranded copper conductor is uniformly wrapped in a salt corrosion resistant and twisting resistant extruded rubber insulation layer to form a power cable insulated core; a plurality of power cable insulated cores are mutually stranded to form a power cable core; the power cable core is wrapped in a low-strength non-woven fabric longitudinal wrap on the periphery; and the low-strength non-woven fabric longitudinal wrap is wrapped in an extruded sheath. The power cable provided by the invention adopts the low-strength non-woven fabric longitudinal wrap which completely fits the power cable insulated cores in shape, so that gaps between the low-strength non-woven fabric longitudinal wrap and the power cable insulated cores are eliminated, convenience is provided for stopping flame from spreading inwards under a combustion condition and the resistance to moisture impregnation is enhanced; and meanwhile, the low-strength non-woven fabric longitudinal wrap can ensure that the sheath is not stuck to the insulated cores, and provides convenience for stripping the sheath in a construction process without damaging the insulated cores.

The invention discloses a novel wrapping method of retinol. Retinol is adsorbed by using an oil-absorbing polyurethane elastomer, and then is wrapped by adopting glycerol as an external phase to prepare a retinol wrapper, so that the targets of stable wrapping of the retinol and slow release are achieved. The method can be carried out at room temperature. The retinol wrapper prepared by the wrapping method is applied to cosmetics, so that the utilization rate of the retinol can be increased. In addition, by matching the retinol wrapper with carnosine, an anti-aging and anti-wrinkle essence with a fine line reducing function and a preparation method thereof are provided. By matching the retinol with micromolecule peptide, the anti-aging and anti-wrinkle essence has a synergistic effect andimproves the anti-wrinkle and anti-aging ability.

The invention relates to a double-shielded instrument cable for a flame-resistant and fire-resistant ship and a manufacture method of the double-shielded instrument cable. The periphery of a twisted copper conductor is extruded and packed with a flame-resistant and fire-resistant ethylene propylene rubber insulating layer to form insulated cable cores, the insulated cable cores are twisted with one another two by two to form a twisted conductor pair, a gap of each twisted conductor pair is filled with a flame-resistant non-absorbent fiber filling core, and the periphery of each set of the twisted conductor pairs is warped with twisted conductor pair copper foil shield layers to form pair twist sets; and the plurality of sets of pair twist sets are twisted with one another to form a cable core, and the periphery of the cable core is sequentially packed with a low-intensity non-woven fabric lengthways-packed layer, an inner jacket, a cable core copper foil shield layer, an armor weaving layer and an outer jacket. The low-intensity non-woven fabric lengthways-packed layer is completely matched with the shape of the insulated cable core, so that gaps between the low-intensity non-woven fabric lengthways-packed layer and the insulated cable core can be eliminated, and the flame can not inwards extend conveniently; and the non-stickiness between the inner jacket and the insulated cable core can be guaranteed, and the insulated cable core can be hardly damaged when the jackets are stripped during construction.

The invention relates to a marine independent screening instrument cable capable of whitening and resisting ultraviolet and a manufacturing method thereof. Whitening and ultraviolet-resisting ethylene propylene rubber insulation layers are extruded at the peripheries of tin-plating annealing stranded copper conductors to form insulation wire cores, every two insulation wire cores are stranded to form a stranded wire pair, a copper foil polyester composite belt screening layer is lapped at the periphery of each group of stranded wire pair, copper foil surfaces are inward, tin-plating stranded steel drainage wires are arranged on the inner sides of the copper foil polyester composite belt screening layers, penetrate through the full length of each stranded pair and cling together with the copper foil surfaces; and a polyester belt is lapped at the periphery of each copper foil polyester composite belt screening layer to form a stranded group; and the all stranded groups are stranded rightwards according to the 16-24 times of stranded node ratio to form a cable core, an inner protecting bush is extruded at the periphery of the cable core, a copper alloy wire knitting armor layer covers the periphery of the inner protecting bush, and an outer protecting bush is extruded at the periphery of the copper alloy wire knitting armor layer. The independent screening instrument cable has the advantages that the color of an insulation layer is white, the mechanical property is good, the performance of resisting aging caused by ultraviolet light is excellent, and the service life is long.

The invention relates to a marine integral screening instrument cable capable of whitening and resisting ultraviolet and a manufacturing method thereof. Whitening and ultraviolet-resisting ethylene propylene rubber insulation layers are extruded at the peripheries of tin-plating annealing stranded copper conductors to form insulation wire cores, every two insulation wire cores are stranded to form a stranded wire pair, the all stranded wire pairs are stranded rightwards according to the 16-24 times of stranded node ratio to form a cable core, a copper foil polyester composite belt screening layer is lapped at the periphery of the cable core, a copper foil surface is inward, a tin-plating stranded steel drainage wire is arranged on the inner side of the copper foil polyester composite belt screening layer, penetrates through the full length of each stranded pair and clings together with the copper foil surface; and a polyester belt is lapped at the periphery of the copper foil polyester composite belt screening layer, an inner protecting bush is extruded at the periphery of the polyester belt, a copper alloy wire knitting armor layer covers the periphery of the inner protecting bush, and an outer protecting bush is extruded at the periphery of the copper alloy wire knitting armor layer. The integral screening instrument cable has the advantages that the color of an insulation layer is white, the mechanical property is good, the performance of resisting aging caused by ultraviolet light is excellent, and the service life is long.

The invention relates to a salt corrosion and torsion resisting type shielding telecommunication cable used for ocean wind power and a manufacturing method thereof. A salt corrosion and torsion resisting type rubber insulating layer is uniformly extruded to wrap the peripheries of stranded copper conductors in order to form insulating wires, the insulating wires are stranded in pairs to form a stranded wire pair, the gap of the stranded wire pair is filled with a flame-retardant non-hygroscopic fiber filling core, the periphery of each group of stranded wire pair is wound with a copper foil polyester compounding belt shielding layer to form a stranded group, multiple stranded groups are mutually stranded to form a cable core, and the periphery of the cable core is wrapped with low strength non-woven fabrics, and is extruded with a protective sleeve. According to the salt corrosion and torsion resisting type shielding telecommunication cable, a longitudinal low strength non-woven fabric wrapping layer is adopted, and is completely matched with the insulating wire core in shape, so that the gap between the longitudinal low strength non-woven fabric wrapping layer and the insulating wire core is eliminated, a flame can be favorably prevented from being continuously transmitted to the inside under the combustion condition, and the humidity steeping resistance is improved. Meanwhile, the longitudinal low strength non-woven fabric wrapping layer can ensure that the protective sleeve does not adhere to the insulating wire core, and facilitates the stripping of the protective sleeve in the construction process without damages on the insulating wire core.

The invention discloses a secondary puffed spicy strip and a making method thereof. The preparation method comprises the following steps S1, performing primary puffing: uniformly mixing low-gluten wheat flour, mannitol and lactitol, and performing extrusion puffing so as to obtain raw material powder after the primary puffing; S2, crushing the raw material powder; S3, performing secondary puffing:uniformly mixing the raw material powder obtained after crushing in the step S2 with edible salt, monoglyceride and water, and performing extrusion puffing so as to obtain semi-finished spicy strip blanks; and S4, preparing a finished product: uniformly mixing the semi-finished product spicy strip blanks with the stirring material to obtain the secondary puffed spicy strip. Mannitol and lactitolused in the method can be melted in the one-time puffing process and are tightly combined with wheat starch, more hydrogen bonds are formed inside, water is fixed in the product, the effect of inhibiting product aging is achieved; and meanwhile, two-time puffing treatment is adopted, blank pores can be effectively increased, the blank oil fixing rate can be increased, and the method has great application value in the food industry.

The invention relates to a whitening ultraviolet-proof ethylene-propylene rubber insulation control cable for ships and a manufacturing method thereof. The cable is characterized in that a whitening ultraviolet-proof ethylene-propylene rubber insulation layer is extruded at the periphery of a 0.35-2.5mm<2> tin-plated annealed stranded copper conductor to form an insulation wire core; a plurality of insulation wire cores are stranded to the right to form a cable core; and then an inner lining layer is extruded, a copper alloy wire weaving armor layer is coated, and an outer sheath is extruded successively. The insulation layer is prepared from the following raw material components: 12 parts of Keltan5508, 8 parts of Keltan21, 0.4-0.6 part of TAIC, 0.5-0.8 part of DCP (Dicumyl Peroxide), 0.3 -0.6 part of Ager MB, 0.1-0.2 parts of anti-aging agent 2246, 0.8-1.2 parts of oxidation zinc, 0.1-0.3 parts of stearic acid, 1-1.5 parts of rutile-type titanium dioxide, 10-12 parts of lightweight calcium carbonate, 10-12 parts of ultrafine talcum powder, 2-3 parts of 38# cylinder oil, 2-3 parts of vapor-phase-method hydrated silica, 0.05-0.1 parts of an ultraviolet absorbent UV-326, and 0.1-0.3 parts of coupling agent A-174. The insulation layer of the cable is white in color, good in mechanical property, excellent in anti-ultraviolet irradiation and anti-aging performance, and long in service life.

The invention belongs to the technical field of ultraviolet screening agents, and particularly relates to an ultraviolet screening agent and a preparation method and application thereof. The ultraviolet screening agent takes the silicon dioxide hollow microspheres with multi-stage cage-shaped structures as carriers, and ultraviolet absorbents can be loaded inside and outside the carriers, so thaton one hand, the migration and precipitation of the ultraviolet absorbents can be remarkably reduced, and on the other hand, the contact time of ultraviolet rays and the ultraviolet absorbents loadedin the cavities can be prolonged; the absorption and shielding efficiency of ultraviolet rays is remarkably improved, the aging effect of the ultraviolet rays on a plastic matrix is inhibited, and thelight stability and the service life of a plastic product are remarkably improved; and the prepared plastic product has a transparent appearance, and is very suitable for plastic products with certain requirements on light transmittance.

The invention relates to a control cable for a flame-retardant fireproof boat and a manufacturing method thereof. Flame-retardant fireproof ethylene propylene rubber insulating layers are uniformly extruded on the peripheries of stranded copper conductors in a wrapping way to form control cable insulated cores; a plurality of control cable insulated cores are stranded mutually to form a control cable core; the periphery of the control cable core is coated with a low-intensity non-woven fabric longitudinally-covered layer; an inner jacket is extruded on the periphery of the low-intensity non-woven fabric longitudinally-covered layer in a wrapping way; the periphery of the inner jacket is coated with an armor braid; and an outer jacket is extruded on the periphery of the armor braid in a wrapping way. The cable disclosed by the invention adopts the low-intensity non-woven fabric longitudinally-covered layer of which the shape is completely in fit with that of each control cable insulated core, so that gaps between the low-intensity non-woven fabric longitudinally-covered layer and the control cable insulated cores are eliminated, flame can be conveniently prevented from being spread and transferred inwards under the burning condition, and resistance to impregnation of humidity can be enhanced; and meanwhile, the low-intensity non-woven fabric longitudinally-covered layer can ensure that the inner jacket and the insulated cores are not adhered, so that the insulated cores are not damaged when the jacket is stripped in the constructing process.

The invention relates to a pair-twist shielding instrument cable for a flame-retardant fireproof boat and a manufacturing method thereof. Flame-retardant fireproof ethylene propylene rubber insulating layers are extruded on the peripheries of stranded copper conductors in a wrapping way to form insulated cores; the insulated cores are stranded in pairs to form pair-twist wire pairs; gaps of the pair-twist wire pairs are filled with flame-retardant non-absorbent fiber fillers; the periphery of each group of pair-twist wire pairs is wrapped in a copper foil polyester composite belt shielding layer to form a pair-twist group; the copper foil surfaces of the copper foil polyester composite belt shielding layers are inward and tinned stranded copper-wire drainage wires are arranged inside the copper foil polyester composite belt shielding layers; a plurality of groups of pair-twist wire pairs are stranded to form a cable core; and the periphery of the cable core is sequentially coated with a low-intensity non-woven fabric longitudinally-covered layer, an inner jacket, an armor braid and an outer jacket sequentially from inside out. The low-intensity non-woven fabric longitudinally-covered layer is completely in fit with each insulated core in shape, so that gaps between the low-intensity non-woven fabric longitudinally-covered layer and the insulated cores are eliminated, and flame can be conveniently prevented from being spread inwards; and meanwhile, the inner jacket and the insulated cores are guaranteed not to be adhered, so that the insulated cores are not damaged when the jacket is stripped in the constructing process.

The invention relates to a salt corrosion-resistant and torsion-resistant integral shielding telecommunication cable for offshore wind power and a manufacturing method of the integral shielding telecommunication cable. Salt corrosion-resistant and torsion-resistant rubber insulating layers are uniformly extruded on the peripheries of stranded copper conductors in a wrapping way to form insulated wire cores; the insulated wire cores are stranded in pair to form pair-twist wire pairs; gaps of the pair-twist wire pairs are filled with flame-retardant non-absorbent fiber fillers; a plurality of groups of pair-twist wire pairs are stranded to form a cable core; and the periphery of the cable core is coated with a low-intensity non-woven fabric longitudinally-covered layer, an inner jacket, a copper foil polyester composite belt shielding layer and an outer jacket sequentially from the inside out. The integral shielding telecommunication cable disclosed by the invention adopts the low-intensity non-woven fabric longitudinally-covered layer of which the shape is completely in fit with that of each insulated wire core, so that gaps between the low-intensity non-woven fabric longitudinally-covered layer and the insulated wire cores are eliminated, flame can be conveniently prevented from being spread and transferred inwards under the burning condition, and resistance to impregnation of humidity can be enhanced; and meanwhile, the low-intensity non-woven fabric longitudinally-covered layer can ensure that the inner jacket and the insulated wire cores are not adhered, so that the insulated wire cores are not damaged when the inner jacket is stripped during construction.

The invention relates to a compounding method of a composite anti-microbial aging agent for an asphalt pavement, belongs to the technical field of an asphalt anti-aging agent and solves the problems of poor anti-microbial aging performance and short service life of the asphalt pavement of a current woodland and scenic road, a tunnel, as well as a dark, wet and polluted road section of a rural road. The compounding method comprises the steps of isolating different representative strains which are screened according to microbial species and number on the asphalt pavement in a sterile rubber plugslant culture-medium; respectively adding different antibacterial agents into bacteria solutions of different strains according to a certain ratio, and observing the growth inhibition situation of various antibacterial agents for different strains; determining the antibacterial agents and the usage amounts thereof, and preliminarily determining a compounding scheme of the composite anti-microbialaging agent according to the content of the microbial strains on the asphalt pavement; and observing the comprehensive inhibition effect of the composite anti-microbial aging agent, and optimizing the compounding scheme to prepare the composite anti-microbial aging agent. The compounding method of the composite anti-microbial aging agent for the asphalt pavement has important significance for improving the anti-aging performance of the asphalt pavement and prolonging the service life of the asphalt pavement.

The invention relates to a whitening ultraviolet-proof ethylene-propylene rubber insulation power cable for ships and a manufacturing method thereof. The cable is characterized in that a whitening ultraviolet-proof ethylene-propylene rubber insulation layer is extruded at the periphery of a tin-plated annealed stranded copper conductor to form an insulation wire core; a plurality of insulation wire cores are stranded to the right to form a cable core; and then an inner lining layer is extruded, a copper alloy wire weaving armor layer is coated, and an outer sheath is extruded successively. The insulation layer is prepared from the following raw material components: 12 parts of Keltan5508, 8 parts of Keltan21, 0.4-0.6 parts of TAIC, 0.5-0.8 parts of DCP (Dicumyl Peroxide), 0.3 -0.6 part of Ager MB, 0.1-0.2 parts of anti-aging agent 2246, 0.8-1.2 parts of oxidation zinc, 0.1-0.3 parts of stearic acid; 1-1.5 parts of a rutile-type titanium dioxide, 10-12 parts of lightweight calcium carbonate, 10-12 parts of ultrafine talcum powder, 2-3 parts of 38# cylinder oil, 2-3 parts of vapor-phase-method hydrated silica, 0.05-0.1 parts of ultraviolet absorbent UV-326, and 0.1-0.3 parts of coupling agent A-174. The insulation layer of the cable is white in color, good in mechanical property, excellent in anti-ultraviolet irradiation and anti-aging performance, and long in service life.

The invention provides modified asphalt with high ultraviolet aging resistance, made from the following materials in percent by weight: 74.8-76.9% of base asphalt, 9.8-13.6% of obsidian, 5.2-7.6% of bauxite, 3.0-4.0% of hydrogenated castor oil, and 2.0-3.2% of aluminum-zirconium coupler, adding up to 100%. Mass researches and experiments show that the modified asphalt produced herein is applied to paving of asphalt pavements and may significantly improve ultraviolet aging resistance of a pavement, reduce cracking speed of active groups, inhibit aging action of ultraviolet upon asphalt to maintain its pavement performance, prevent cracking of the asphalt pavement due to crisping and hardening in later stage, and prolong the maintenance cycle and life of the pavement.

The invention relates to a salt corrosion resistant and twisting resistant control cable for ocean wind power and a manufacturing method of the control cable. A stranded copper conductor is uniformly wrapped in a salt corrosion resistant and twisting resistant extruded rubber insulation layer to form a control cable insulated core; a plurality of control cable insulated cores are mutually stranded to form a control cable core; the control cable core is wrapped in a low-strength non-woven fabric longitudinal wrap; and the low-strength non-woven fabric longitudinal wrap is wrapped in an extruded sheath. The control cable provided by the invention adopts the low-strength non-woven fabric longitudinal wrap which completely fits the control cable insulated cores in shape, so that gaps between the low-strength non-woven fabric longitudinal wrap and the control cable insulated cores are eliminated, convenience is provided for stopping flame from spreading inwards under a combustion condition and the resistance to moisture impregnation is enhanced; and meanwhile, the low-strength non-woven fabric longitudinal wrap can ensure that the sheath is not stuck to the insulated cores, and provides convenience for stripping the sheath in a construction process without damaging the insulated cores.

The invention relates to a power cable for a flame-retardant fireproof boat and a manufacturing method thereof. Flame-retardant fireproof ethylene propylene rubber insulating layers are uniformly extruded on the peripheries of stranded copper conductors in a wrapping way to form power cable insulated cores; a plurality of power cable insulated cores are stranded to form a power cable core; the periphery of the power cable core is coated with a low-intensity non-woven fabric longitudinally-covered layer; an inner jacket is extruded on the periphery of the low-intensity non-woven fabric longitudinally-covered layer in a wrapping way; the periphery of the inner jacket is coated with an armor braid; and an outer jacket is extruded on the periphery of the armor braid in a wrapping way. The cable disclosed by the invention adopts the low-intensity non-woven fabric longitudinally-covered layer of which the shape is completely in fit with that of each power cable insulated core, so that gaps between the low-intensity non-woven fabric longitudinally-covered layer and the power cable insulated cores are eliminated, flame can be conveniently prevented from being spread and transferred inwards under the burning condition, and resistance to impregnation of humidity can be enhanced; and meanwhile, the low-intensity non-woven fabric longitudinally-covered layer can ensure that the inner jacket and the insulated cores are not adhered, so that the insulated cores are not damaged when the jacket is stripped in the constructing process.

The anti-aging cosmetic composition comprising carnosine, a soy peptide, and an Andrographis paniculata extract as active ingredients according to the present invention is not only capable of reducingskin aging effectively by having the effects of inhibiting cellular aging caused by oxidative stress, increasing skin-activating growth factor responsiveness, and further enhancing DEJ and an ECM, but also expected to be usable as an anti-aging cosmetic composition and food composition by being nontoxic to cells.

The invention relates to a whitening ultraviolet-proof non-shield instrument cable for ships and a manufacturing method thereof. The cable is characterized in that a whitening ultraviolet-proof ethylene-propylene rubber insulation layer is extruded at the periphery of a 0.35-2.5mm<2> tin-plated annealed stranded copper conductor to form an insulation wire core; every two insulation wire cores are twisted to form twisted groups; all the twisted groups are stranded to the right to form a cable core; and then an inner lining layer is extruded, a copper alloy wire weaving armor layer is coated, and an outer sheath is extruded successively. The insulation layer is prepared from the following raw material components: 12 parts of Keltan5508, 8 parts of Keltan21, 0.4-0.6 parts of TAIC, 0.5-0.8 parts of DCP (Dicumyl Peroxide), 0.3 -0.6 parts of Ager MB, 0.1-0.2 parts of an anti-aging agent 2246, 0.8-1.2 parts of oxidation zinc, 0.1-0.3 parts of stearic acid, 1-1.5 parts of a rutile-type titanium dioxide, 10-12 parts of lightweight calcium carbonate, 10-12 parts of ultrafine talcum powder, 2-3 parts of 38# cylinder oil, 2-3 parts of vapor-phase-method hydrated silica, 0.05-0.1 parts of UV-326, and 0.1-0.3 parts of A-174. The insulation layer of the cable is white in color, good in mechanical property, excellent in anti-ultraviolet irradiation and anti-aging performance, and long in service life.

The invention relates to a salt corrosion resistant and twisting resistant composite cable for ocean wind power and a manufacturing method of the composite cable. Power cable insulation layers, control cable insulation layers and meter cable insulation layers are all salt corrosion resistant and twisting resistant rubber insulation layers and are mutually stranded to form a composite cable core; the composite cable core is wrapped in a low-strength non-woven fabric longitudinal wrap on the periphery; and the low-strength non-woven fabric longitudinal wrap is wrapped in an extruded sheath. The composite cable provided by the invention adopts the low-strength non-woven fabric longitudinal wrap which completely fits insulated cores in shape, so that gaps between the low-strength non-woven fabric longitudinal wrap and the insulated cores are eliminated convenience is provided for stopping flame from spreading inwards under a combustion condition and the resistance to moisture impregnation is enhanced; and meanwhile, the low-strength non-woven fabric longitudinal wrap can ensure that the sheath is not stuck to the insulated cores, and provides convenience for stripping the sheath in a construction process without damaging the insulated cores.

The invention relates to a salt corrosion-resistant and torsion-resistant telecommunication cable for offshore wind power and a manufacturing method of the telecommunication cable. Salt corrosion-resistant and torsion-resistant rubber insulating layers are uniformly extruded on the peripheries of stranded copper conductors in a wrapping way to form insulated wire cores; the insulated wire cores are stranded in pair to form pair-twist wire pairs; gaps of the pair-twist wire pairs are filled with flame-retardant non-absorbent fiber fillers; pair-twist wire pairs adopt different stranding pitches, a plurality of groups of pair-twist wire pairs are stranded to form a cable core; the periphery of the cable core is coated with a low-intensity non-woven fabric longitudinally-covered layer; and a jacket is extruded on the periphery of the low-intensity non-woven fabric longitudinally-covered layer in a wrapping way. The telecommunication cable disclosed by the invention adopts the low-intensity non-woven fabric longitudinally-covered layer of which the shape is completely in fit with that of each insulated wire core, so that gaps between the low-intensity non-woven fabric longitudinally-covered layer and the insulated wire cores are eliminated, flame can be conveniently prevented from being spread and transferred inwards under the burning condition, and resistance to impregnation of humidity can be enhanced; and meanwhile, the low-intensity non-woven fabric longitudinally-covered layer can ensure that the jacket and the insulated wire cores are not adhered, so that the insulated wire cores are not damaged when the jacket is stripped during construction.

The present invention relates to a pharmaceutical composition for preventing or treating respiratory diseases and a food composition for preventing or relieving respiratory diseases comprising as an active ingredient two or more mixed extracts selected from the group consisting of a Brassicae Semen extract, an Adenophorae Radix extract, a Lonicerae Folium extract and a Perillae Semen extract. A composition comprising mixed extracts of Brassicae Semen, Adenophorae Radix, Lonicerae Folium and Perillae Semen of the present invention has an advantage of preventing respiratory diseases and relieving the symptoms of respiratory diseases, restores damages in the lung tissue, inhibits aging action and inflammation induced by inflammation-inducing substances such as fine dust, and has an excellentantioxidant effect. More particularly, the composition of the present invention increases the expression of a telomerase which extends the length of a telomere, and thus is expected to fundamentally treat degenerative respiratory diseases induced by fine dust unlike existing symptom alleviating agents.

The invention relates to a manufacturing method of a composite cable. A power cable core, a control cable core and an instrument cable core are mutually twisted to form the composite cable; the periphery of the composite cable is coated with a low-intensity non-woven fabric longitudinal covering; an inner sheath is extruded on the periphery of the low-intensity non-woven fabric longitudinal covering; the periphery of the inner sheath is coated with an armored braid; and an outer sheath is extruded on the periphery of the armored braid. The low-intensity non-woven fabric longitudinal covering is completely coincided with the shape of an insulated conductor so as to eliminate a gap between the low-intensity non-woven fabric longitudinal covering and the insulated conductor and facilitate preventing inward spread of flame; and meanwhile, the inner sheath and the insulated conductor are guaranteed not to be adhered so as to facilitate not damaging the insulated conductor when the sheaths are stripped off in the construction process.

The invention relates to a salt corrosion-resistant and torsion-resistant composite cable and a manufacturing method thereof. A power cable insulation layer, a control cable insulation layer and an instrument cable insulation layer are salt corrosion-resistant and torsion-resistant rubber insulation layers. A power cable core, a control cable core and an instrument cable core are twisted into a composite core. The periphery of the composite core is coated with a low-intensity non-woven longitudinal cladding. A sheath is arranged at the periphery of the low-intensity non-woven longitudinal cladding by means of extrusion. The low-intensity non-woven longitudinal cladding which has a shape completely consistent with the appearance of an insulated wire core is adopted, and the gap between the low-intensity non-woven longitudinal cladding and the insulated wire core is eliminated, so that flame can be prevented from spreading to the inside under the condition of combustion, and the resistance to moisture impregnation can be enhanced. Moreover, the low-intensity non-woven longitudinal cladding can ensure that the sheath and the insulated wire core are not adhered together, and the insulated wire core is not damaged when the sheath is tripped in the process of construction.

The invention relates to a control cable for a flame-retardant fireproof boat and a manufacturing method thereof. Flame-retardant fireproof ethylene propylene rubber insulating layers are uniformly extruded on the peripheries of stranded copper conductors in a wrapping way to form control cable insulated cores; a plurality of control cable insulated cores are stranded mutually to form a control cable core; the periphery of the control cable core is coated with a low-intensity non-woven fabric longitudinally-covered layer; an inner jacket is extruded on the periphery of the low-intensity non-woven fabric longitudinally-covered layer in a wrapping way; the periphery of the inner jacket is coated with an armor braid; and an outer jacket is extruded on the periphery of the armor braid in a wrapping way. The cable disclosed by the invention adopts the low-intensity non-woven fabric longitudinally-covered layer of which the shape is completely in fit with that of each control cable insulated core, so that gaps between the low-intensity non-woven fabric longitudinally-covered layer and the control cable insulated cores are eliminated, flame can be conveniently prevented from being spread and transferred inwards under the burning condition, and resistance to impregnation of humidity can be enhanced; and meanwhile, the low-intensity non-woven fabric longitudinally-covered layer can ensure that the inner jacket and the insulated cores are not adhered, so that the insulated cores are not damaged when the jacket is stripped in the constructing process.