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51results about How to "Achieve softness" patented technology

Low-smoke halogen-free flame retardant thermoplastic elastomer alloy for flexible wire rod and preparation method thereof

The invention discloses a low-smoke halogen-free flame-retarding thermoplastic elastomer alloy used for soft wires and a preparation method of the alloy, which is characterized in that: the material comprises thermoplastic polyurethane elastomer, thermoplastic styrene elastomer, compatilizer, phosphorus-nitrogen compound flame retardant, flame-retarding potentiating agent, lubricant, antioxidant and colorant; the weight ratio of the thermoplastic polyurethane elastomer, the thermoplastic styrene elastomer, the compatilizer, the phosphor-nitrogen compound flame retardant, the flame-retarding potentiating agent, the lubricant, the antioxidant and the colorant is 40 to 55 : 5 to 25 : 5 to 10 : 20 to 25 : 3 to 10 : 1.5 : 0.25 : 0.25; the preparation method is that the all components are evenly mixed in a high-speed mixer, and then extruded, drew and granulated at 170 to 210 degree centigrade, and then a low-smoke halogen-free flame-retarding thermoplastic elastomer alloy used for soft wires is obtained. The low-smoke halogen-free flame-retarding thermoplastic elastomer alloy used for soft wires has the advantages of achieving distinct flame-retarding effect at a small quantity of flame retardant dosage, satisfying the flame-retarding requirement of low-voltage wires, adjusting the Shore durometer number of the material between 80 to 95, good pliability, high physical mechanical property and according with the halogen-free and environment-friendly requirement.
Owner:SILVER AGE ENG PLASTICS DONGGUAN

Semiconductive shielding material of rubber cable and preparation method thereof

The invention discloses a semiconductive shielding material of a rubber cable and a preparation method thereof. The semiconductive shielding material comprises the following components, by mass, 80 parts of a ethylene-vinyl acetate rubber, 20 parts of a hydrogenated nitrilebutadiene rubber, 3 parts of a hydrolysis resistant agent, 20 parts of a plasticizer, 3 parts of an activator, 3 parts of an antioxidant, 70 parts of conductive carbon black, 5 parts of a dispersant, 3 parts of a vulcanizing agent DCP and 2 parts of a vulcanizing assistant TAIC. The preparation method comprises the following steps: 1, adding the rubbers, the hydrolysis resistant agent, the plasticizer, the activator, the antioxidant, the conductive carbon black and the dispersant to an internal mixer according to above proportions; 2, mixing for 6min at 120DEG C; 3, adding the vulcanizing agent DCP and the vulcanizing assistant TAIC, and vulcanizing for 1min; and 4, discharging above materials, tabletting, cooling, packaging, and warehousing. The preparation method of the invention, which allows the semiconductive shielding material to have the advantages of good compatibility, good flexibility, good shielding function, good electrical performance, good mechanical performance and the like by optimizing the components, can be used for preparing semiconductive shielding layers of middle and high voltage rubber cables.
Owner:FANYA CABLE

Supporting structure for composite anchor mesh steel bar support of deep well high-stress soft rock roadway and construction method thereof

The invention provides a supporting structure for a composite anchor mesh steel bar support of a deep well high-stress soft rock roadway and a construction method thereof. Firstly, anchor rods and anchor ropes are stroke into the interior of surrounding rock, and the set length is exposed; then, steel bar meshes and polyester fiber meshes are laid and hung through the outward-exposing portion of the anchor rods and the anchor ropes, the steel bar meshes are closely attached to the surrounding rock to be laid, and the polyester fiber meshes are closely attached to the steel bar meshes to be laid; a steel bar mesh shell support is erected; the anchor rods and the anchor ropes pass through the steel bar meshes, the polyester fiber meshes and the steel bar mesh shell support in sequence and are fixed on the steel bar mesh shell support through trays and nuts; a first concrete shotcrete layer is poured to close the whole supporting structure, and initial supporting is finished; and finally, a second concrete shotcrete layer is poured, and second supporting is finished. Through initial supporting, the whole structure and the surrounding rock deforms jointly, the yielding effect is given play, and surrounding rock pressure is released, and then second supporting is conducted. Meanwhile, the flexibility and pressure releasing effects of the polyester fiber meshes are utilized, so that the surrounding rock pressure is evenly distributed in the whole supporting system.
Owner:ANHUI UNIV OF SCI & TECH

Enzyme-containing peroxide bleacher

InactiveCN104531385AExcellent comprehensive decontamination performanceAchieve color protectionOrganic/inorganic per-compounds compounding agentsDetergent bleaching agentsSodium bicarbonateCellulase
The invention discloses an enzyme-containing peroxide bleacher and a preparation method thereof. The composition comprises the following components in percentage by weight: 1.0-3.0% of protease, 0.2-0.5% of cellulase, 2.0-5.0% of lipase, 5.0-10.0% of sodium perborate, 5.0-10.0% of sodium tetraborate, 50.0-80.0% of sodium percarbonate and 1.0-5.0% of sodium bicarbonate. The method comprises the following steps of (1) adding sodium perborate, sodium tetraborate and sodium bicarbonate into sodium percarbonate according to the ratio, placing all the components into a mixing stirrer, and sufficiently and uniformly mixing to obtain a mixture A; (2) sequentially adding the protease, the cellulase and the lipase into the mixture A according to the ratio, and uniformly mixing to obtain a mixed liquid B; and (3) adding essence into the mixed liquid B according to the ratio, uniformly stirring and mixing, then, placing the mixture into a drying machine, and removing excessive water to obtain the enzyme-containing peroxide bleacher. The preparation method disclosed by the invention is simple; the functions of all the components can be effectively exerted; and a favorable peroxide bleacher cleaning effect can be achieved.
Owner:QINGDAO HIFUN MARINE BIOLOGICAL TECH

Loofah sponge fiber mattress filling material and preparation method thereof

ActiveCN104970619APrevent ischemic myocardial injuryGood air permeability and moisture dissipationStuffed mattressesSpring mattressesGramWater content
The invention discloses a loofah sponge fiber mattress filling material and a preparation method thereof. The loofah sponge fiber mattress filling material is characterized by comprising the following components: a loofah sponge fiber and a low-melting point staple fiber at the mass ratio of 1 to (0.5-1.2). The preparation method comprises the following steps: firstly, soaking, splitting, deseeding and cleaning loofah sponge; combing to obtain the loofah sponge fiber which is 1-5cm in length; drying until the moisture content is 7%, then mixing with the low-melting point staple fiber at the mass ratio of 1 to (0.5-1.2) in a stirrer, and carrying out fixed gram weight pavement by virtue of a fiber lapping machine, wherein the gram weight range of pavement is 1500-2800g/m<2>; carrying out height determination and hot pressing after pavement, so as to obtain a blank of the mattress filling material; and finally cutting and trimming according to the dimensional requirements of the mattress, so as to obtain the loofah sponge fiber mattress filling material. The loofah sponge fiber mattress filling material disclosed by the invention is free of formaldehyde, nontoxic and free of pollution; and high hygroscopicity and wet conductivity of the loofah sponge fiber material can be put into a full play, and then sweat of a human body and the moisture on the surface layer of the mattress can be relatively well absorbed, so that a comfortable sleep environment is ensured.
Owner:ANHUI AGRICULTURAL UNIVERSITY

Injection molding rope head and preparation method thereof

The invention discloses an injection molding rope head and a preparation method thereof, belonging to the technical field of clothing accessories. The preparation method comprises the following steps: distributing, namely, collecting and mixing a plastic raw material, a pigment, a functional additive and a processing additive; pulling and locating, namely, enabling a rope belt to penetrate through rope penetrating holes in two ends of a mould cavity, respectively applying a pull force to two ends of the rope belt, keeping a tightening state of the rope belt, and enabling the diameter of the rope belt to be consistent with that of the rope penetrating holes after being tightened and pulled; injection-molding, namely, injecting an injection raw material into the mould cavity, carrying out injection-molding to form a plastic layer coated on the periphery of the rope belt; shearing, namely, cutting the rope belt at a preset position, and forming the rope head coated with the plastic layer. The preparation method and the prepared injection molding rope head thereof are capable of keeping the rope belt to be in a center position in a plastic part, and ensuring no rubber overflow on a contact place of an injection molding part and the rope belt and ensuring the integrity of the rope belt. Meanwhile, the injection molding rope head is capable of realizing adjustment of hardness, handfeel, functions and effects and colors as well as appearance effects of tail end blocking, tail end flushing or tail end loosening.
Owner:广东康派环创科技有限公司

Microcurrent freckle-dispelling facial mask having sound wave response characteristics and preparation method of microcurrent freckle-dispelling facial mask

The invention relates to a microcurrent freckle-dispelling facial mask having sound wave response characateristics and a preparation method of the microcurrent freckle-dispelling facial mask. The method comprises the following steps of carving a groove in the one-side surface of conductivity water gelatin, inlaying PVDF nanofiber membranes, and then enabling the surface to be adhered to a vibration base membrane. The prepared facial mask comprises the vibration base membrane, the PVDF nanofiber membrane and the conductivity water gelatin, wherein the PVDF nanofiber membrane is inlaid in the groove wherein the conductivity water gelatin and the vibration base membrane are adhered, and the PVDF nanofiber membrane and the vibration base membrane are both prepared through electrostatic spinning. The preparation method is simple, the prepared PVDF nanofiber membrane is good in biocompatibility, and can directly generate microcurrent through self piezo effect. Continuous power supply is realized, the microcurrent is uniformly distributed on faces, and the skin state can be improved. The prepared microcurrent freckle-dispelling facial mask having sound wave response characteristics can joint the skin and muscle, and is good in comfort degree, and good in freckle-dispelling effects.
Owner:DONGHUA UNIV

Bowl mouth ultrathin foam cup and production technology thereof

InactiveCN102366158AAchieve softnessTo achieve the effect of sticking to the chestBrassieresCorsetsMedicineAir tightness
The invention relates to a bowl mouth ultrathin foam cup, comprising a breast point location in the center and a bowl mouth location at the upper edge, characterized in that: the thickness of the bowl mouth ultrathin foam cup is uniformly thinned from the breast point location to the bowl mouth location. The production technology comprises the following steps: (1) jointing: jointing cut sponges with fabrics to form thin sponges; (2) cutting sponges: cutting the thin sponges to let the thickness be uniformly thinned from the breast point location to the bowl mouth location, wherein, the thickness of the bowl mouth location is less than 3 mm; and (3) pressing die: carrying out die pressing on the thin sponges to obtain the bowl mouth ultrathin foam cup, wherein, the thickness of the bowl mouth location of the bowl mouth ultrathin foam cup is less than 2 mm. The thickness of the bowl mouth ultrathin foam cup is uniformly thinned from the breast point location to the bowl mouth location, so that under the condition of keeping the functions of traditional brassieres, the effects of softness and fitness are achieved, the problems of pressing breast and air tightness are prevented, and simultaneously the brassieres using the invention can be worn in spring and summer without impress and have comfortable and beautiful effects.
Owner:SUZHOU MEISHANZI GARMENTS CO LTD

Flame retardant polypropylene composition for salivating method sheet materials and manufacture method thereof

The invention discloses a flame retardant polypropylene composition for salivating method sheet materials. The flame retardant polypropylene composition is characterized by consisting of the following ingredients in parts by mass: 100 mass parts of polypropylene, 30 to 50 mass parts of phosphoric flame retardant copolymers, 5 to 8 mass parts of additive flame retardants, 5 to 8 mass parts of tougheners, 1 to 5 mass parts of flame retardant synergistic agents and 0.1 to 1 mass part of antioxidants. A preparation method of the flame retardant polypropylene composition comprises the steps that: the phosphoric flame retardant copolymers are prepared; all ingredients of the composition are put into a mixing machine to be uniformly mixed, then, the melt extrusion is carried out by an extruding machine, in addition, the melt temperature is controlled to be 160 to 200 DEG C, the bar pulling and the grain cutting are carried out, and the flame retardant polypropylene composition for the salivating method sheet materials is prepared. The flame retardant polypropylene composition has good compatibility with polypropylene base bodies, the influence on the mechanical performance and the thermal performance of the material is small, and the flame retardant performance and the tearing resistance performance of the polypropylene material are particularly improved. The flame retardant polypropylene composition can be widely applied to the insulation manufacture in the fields of electronic appliances, office electric appliances, vehicles, instrument apparatuses and the like.
Owner:SICHUAN DONGFANG INSULATING MATERIAL

Supersoft environmentally-friendly single-core wire with high adhesive force, high temperature resistance and flame-retardant function and manufacturing method

The invention discloses a supersoft environmentally-friendly single-core wire with high adhesive force, high temperature resistance and the flame-retardant function and a manufacturing method. The wire is sequentially composed of an inner conductor, a first insulating layer and a second insulating layer, wherein the first insulating layer is made of modified ethylene-acrylic copolymers; the second insulating layer is made of soft low-smoke zero-halogen irradiation crosslinking polyolefin of which the shore hardness is 60A; the first insulating layer and the second insulating layer are respectively extruded through an extruding machine in a mixing mode; the first insulating layer closely adheres to the outer side of the inner conductor, and the second insulating layer adheres to the surface of the first insulating layer; irradiation crosslinking is conducted on the wire after extrusion and sizing through an electron accelerator, the irradiation dose is 8Mrad, and the outer diameter of the wire is 1.40mm. The wire is good in softness, the insulating layers have viscosity, and therefore the wire is high in adhesive force, environmentally friendly, low in cost and simple in process, has high temperature resistance and the flame-retardant function, and can completely replace similar imported products.
Owner:HUBEI AEROSPACE CABLE

Cashmere-like polyesteramide fiber

Cashmere-like polyesteramide fiber comprises cashmere-like fine-denier polyesteramide short fiber with the denier of 0.8 dtex-2.2 dtex and cashmere-like hollow polyesteramide short fiber with the denier of 1.0 dtex-3.3 dtex. Modified polyesteramide is taken as a raw material and is subjected to melt conveying for preparing precursor fiber, and the precursor fiber is subjected to drafting processing and silicon finishing, and then spinning, cooling and drafting are performed. The modified polyesteramide has flexibility, and refreshing feeling is generated by covering the fiber surface with silicon oil. The obtained fine-denier short fiber is soft and smooth in handfeel, good in warmth retention property and moderate in fiber strength, and helps prepared cloth to possess anti-pilling function. The obtained hollow fine-denier short fiber is stable in physical properties, is high in hollow closure success rate, has warmth retention property, can keep relatively high hollowness degree, is further reduced in fiber denier and modulus under the premise that the fiber is guaranteed to have relatively high hollowness degree and excellent breaking strength and breaking elongation and other physical properties, is effectively improved in fiber flexibility, helps to effectively improve cloth soft handfeel, and reaches the flexibility and warmth retention property of cashmere.
Owner:SINOPEC YIZHENG CHEM FIBER +1

Semitransparent flexible extrusion-blow-molded bottle and preparation method and application thereof

The invention discloses a semitransparent flexible extrusion-blow-molded bottle and a preparation method and application thereof. The manufacturing material of the semitransparent flexible extrusion-blow-molded bottle is formed by mixing PP, PP-based elastomer and LLDPE and is a multi-component blended material, and the extrusion-blow-molded bottle obtained and molded by the material has the translucence and flexibility and is easy to mold and low in material cost. The extrusion-blow-molded bottle obtained and molded by the material has the advantages that the better transparency is achieved, the light transmittance of the product is 55%-65%, the more flexible hand feeling is achieved, the flexibility of the product is good, and the expected effect is achieved; except that the transparency and flexibility are achieved, the compatibility among the materials is better, and the properties of the product are guaranteed. Meanwhile, according to the semitransparent flexible extrusion-blow-molded bottle, the material can be molded in conventional extrusion blow molding equipment, and mass production can be achieved. The semitransparent flexible extrusion-blow-molded bottle can be applied to products which require that the internal contents can be seen from a package bottle or applied to products of which the contained sticky contents can be easy to be out only by extruding.
Owner:GUANGZHOU BEAUTY STAR CO LTD

A kind of loofah fiber mattress filling material and preparation method thereof

The invention discloses a loofah sponge fiber mattress filling material and a preparation method thereof. The loofah sponge fiber mattress filling material is characterized by comprising the following components: a loofah sponge fiber and a low-melting point staple fiber at the mass ratio of 1 to (0.5-1.2). The preparation method comprises the following steps: firstly, soaking, splitting, deseeding and cleaning loofah sponge; combing to obtain the loofah sponge fiber which is 1-5cm in length; drying until the moisture content is 7%, then mixing with the low-melting point staple fiber at the mass ratio of 1 to (0.5-1.2) in a stirrer, and carrying out fixed gram weight pavement by virtue of a fiber lapping machine, wherein the gram weight range of pavement is 1500-2800g / m<2>; carrying out height determination and hot pressing after pavement, so as to obtain a blank of the mattress filling material; and finally cutting and trimming according to the dimensional requirements of the mattress, so as to obtain the loofah sponge fiber mattress filling material. The loofah sponge fiber mattress filling material disclosed by the invention is free of formaldehyde, nontoxic and free of pollution; and high hygroscopicity and wet conductivity of the loofah sponge fiber material can be put into a full play, and then sweat of a human body and the moisture on the surface layer of the mattress can be relatively well absorbed, so that a comfortable sleep environment is ensured.
Owner:ANHUI AGRICULTURAL UNIVERSITY

Flexible wireless earphones

The invention relates to flexible wireless earphones. A flexible wireless earphone comprises a first shell and a second shell. The first shell and the second shell match with each other to form a storage space for storing a component. The first shell and / or the second shell are composed of a whole body flexible material. A voice cavity and an assembly storage cavity are set in the storage space. The voice cavity is communicated with the outside world and is equipped with a sound production unit. A battery and a circuit board assembly are fixed in the assembly storage cavity. Hardness of the flexible material is any value of shoreA20-40. The flexible wireless earphone has the following technical effects that 1, through design of the whole body flexible material, the earphone adapts to earsof various groups relatively easily, and wearing comfort is greatly improved; 2, through design of the deep ear-type voice cavity and through setting of the sound production unit in the voice cavity,the sound production unit is relatively close to a cochlea, power of the sound production unit can be reduced, and service life is improved; and 3, a charging module and an earphone voice cavity opening are organically combined, and an effect that surfaces contacting with the ear are completely flexible is achieved.
Owner:惠州市裕和源科技有限公司

A micro-current whitening mask with acoustic wave response characteristics and preparation method thereof

The invention relates to a micro-current whitening facial mask with sound wave response characteristics and a preparation method thereof. The preparation method comprises the steps of after grooves are carved in the surface of one side of conductive hydrogel, embedding a PVDF nanofiber membrane into the grooves, and bonding the surface with a vibration basement membrane. The prepared facial mask comprises the vibration basement membrane, the PVDF nanofiber membrane and the conductive hydrogel, wherein the vibration basement membrane and the conductive hydrogel fit each other, the PVDF nanofiber membrane is embedded in the grooves in the surface, fitting the vibration basement membrane, of the conductive hydrogel, and the PVDF nanofiber membrane and the vibration basement membrane are prepared by electrostatic spinning. The preparation method is simple, and the prepared PVDF nanofiber membrane can directly generate micro current through a piezoelectric effect, correspondingly continuouspower supply is achieved, and the micro current is uniformly distributed on the face to help improve the skin condition. The prepared micro-current whitening facial mask with the sound wave responsecharacteristics is soft, can be attached to the skin, and is high in comfort degree and good in whitening effect.
Owner:DONGHUA UNIV

A tape preheating device for an edge banding machine

ActiveCN108481514BAvoid being unable to seal the edgeAvoid damageWood working apparatusDomestic articlesAdhesive beltControl theory
The invention discloses an adhesive tape preheating device of an edge banding machine. The adhesive tape preheating device comprises an edge banding main body, an adhesive tape disc and a conveying belt, wherein a positioning rod is arranged on the adhesive tape disc, a heater is arranged on the adhesive tape disc, and a driver is arranged on the heater; a travel switch is arranged beside the conveying belt, a controller is connected to the travel switch, and a time delay unit and the driver are connected to the controller; after the controller is started, a heating signal is sent to the driver, and the driver responds to the heating signal so as to supply heating power to the heater; a triggering signal of the travel switch and a time delay signal of the time delay unit are read by the controller, and if the triggering signal is not read by the controller within the time delay signal, the heating signal is stopped to send; after the controller is started, the controller and the driverare conducted first within the preset time of the time delay unit, and an edge banding adhesive tape on the adhesive tape disc is heated by the heater; and if the triggering signal cannot be read bythe controller within the time delay signal, the driver and the controller can be disconnected by the time delay unit, and the heating power is stopped to supply, so that the edge banding adhesive tape is prevented from being excessively heated so as to band edges.
Owner:成都德贝实业有限公司
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