291results about How to "Moisture resistant" patented technology

The invention relates to flame-retardant synthetic paper. The flame-retardant synthetic paper comprises polypropylene resin, polyethylene resin, an inorganic filler, a coupling agent, an antistatic agent, a lubricant and a coloring agent. The flame-retardant synthetic paper is characterized in that the flame-retardant synthetic paper further comprises a flame retardant. Raw materials and the partsby weight thereof are as follows: 100PHR of polypropylene resin, 20-90PHR of polyethylene resin, 50-300PHR of inorganic filler, 1-8PHR of coupling agent, 1-5PHR of antistatic agent, 0.5-5PHR of lubricant, 5-20PHR of coloring agent and 5-35PHR of flame retardant. Blending, mixing, rubberizing, molding by a calendar, leading out by a leading roller, embossing, cooling, corona treatment and windingare carried out on all the raw materials of the flame-retardant synthetic paper for preparing a product. The flame-retardant synthetic paper has the flame-retardant function and is difficult to burn.Even the flame-retardant synthetic paper is incinerated in a high-temperature incinerator, the flame-retardant synthetic paper can not produce harmful gas, not cause secondary pollution to society andhuman beings and be in line with the requirements of environmental protection.

The invention provides a 3D (three dimensional) wood printing supply which comprises components in percentage by mass as follows: 60%-90% of wood meal, 3%-15% of ABS (acrylonitrile butadiene styrene) plastics, 4%-15% of PLA (poly lactic acid), 2%-10% of PHA (polyhydroxyalkanoate), 1%-2% of PP (polypropylene) and 1%-2% of a compatilizer. The 3D wood printing supply has the characteristics such as water proofing, corrosion resistance, moisture resistance, freeness of worm damage, mildew and toxicity, acid and alkali resistance, environment protection and the like, the real flavor of wood is diffused; the wood printing supply is fused and deposited by a 3D printer at the temperature of 190-230 GDE C to form various different 3D models, the 3D models have the hand feel, the impression and the fragrance of natural wood and have an effect approaching to a solid wood effect and wood properties, and the printing supply can be nailed, drilled, planed, carved, adhered and painted as wood; and the comprehensive physical properties and chemical properties can be well improved and optimized, the performance requirement of the 3D printer can be effectively reduced, and accordingly, the printing supply is suitable for both high-end printers and low and medium-end 3D printers and has a wider application range.

The invention relates to a plastic-wood composite material and provides a hickory nut shell ecologic wood composite material and a preparation method thereof. The hickory nut shell ecologic wood composite material is prepared from following components including, by weight, 50-60 parts of a thermoplastic high-molecular resin, 40-50 parts, or 30-40 parts, of hickory nut shell powder, 10-20 parts of wood powder, 8-10 parts of light calcium carbonate, 10-14 parts of a compatilizer, 2-4 parts of a thermal stabilizer, 2-4 parts of a lubricant, 2-3 parts of a plasticizer, and 1-3 parts of an antioxidant and an ultraviolet stabilizer. A comprehensive technology comprising deep process of raw materials and extrusion moulding and the like is employed. Deep process waste of wild hickories and waste plastic resources are employed. The composite material in the invention has dual-characteristics, which exist in common plastic-wood, of wood and plastic, is better in mechanical performances and is more rigid, durable, wear-resistant and weather-resistant. The method is simple and convenient, is low in manufacturing cost, can be recovered and recycled, can save energy resources and can protects environment.

The invention relates to a thermal sublimation digital image color band and a manufacturing method thereof, wherein the thermal sublimation digital image color band has a base band, a film covering layer and a thermal sublimation ink layer are coated on one side of the base band, and a heatproof lubricating layer is coated on the other side of the base band. The method comprises the following steps: a polyester film is used as the base band; after being dispersed in high speed, a polymeric dispersant, a solvent, an accessory ingredient, a resin cementing agent and a coloring agent are ground, and then ink sizing agent is obtained; thermoplastic resin, the ink sizing agent and heat-resistant silicon resin are coated on the both surface of the base band through a gravure coating machine to form the film covering layer, the ink layer and the heatproof lubricating layer, and at last the required size is obtained by cutting. The color band of the invention has the advantages that the production and application costs are low, and the combination properties of the color band, such as rigidity, heat resisting property, wearing resistance, adhesive rate, printing definition and so on are excellent.

The invention relates to deep processing of sea cucumbers, in particular to a method for preparing sea cucumber collagen small peptide freeze drying powder extracted from sea cucumber decoction liquor. The method adopts the sea cucumber decoction liquor as the raw material and comprises the steps of A. obtaining the sea cucumber decoction liquor; B. enzymatic hydrolysis; C. purification of sea cucumber collagen small peptide; and D. freeze-drying, drying and product packaging. The method can increase the processing rate and nutritional value of sea cucumbers, and by adopting FD space biological freezing and drying technology, the activity, oxidation resistance, re-polymerization resistance and moisture binding resistance of the sea cucumber collagen small peptide can be kept, and the sea cucumber collagen small peptide can be stored easily due to less moisture.

The invention relates to a coating method for a wire or an electrical insulator with a teflon coating, which relates to the technical field of transmission lines. The coating method for the electrical insulator (3) comprises the steps of degreasing, sand-blasting treatment, coating, drying and sintering. The coating method for the wire (1) comprises the steps of degreasing, coating adhesives and spraying the coatings. As the teflon has inadhesion property and moisture resistance, the aim of preventing serious icing can be fulfilled by spraying the teflon on the outsides of the wire and the electrical insulator, and the aim of preventing the pollution flashover can be fulfilled by spraying the teflon on the outside of the electrical insulator. As the teflon coating film has excellent heat resistance and low temperature resistance, the wire or electrical insulator sprayed with the teflon can work normally in a high-temperature environment in summer or a low-temperature environment in winter.

The invention discloses a reflective marking belt base material which comprises the following components: 8-15 parts of SBS, 2-6 parts of EVA, 5-10 parts of quartz sand 7-12 parts of rosin, 3-6 parts of a petroleum resin, 30-50 parts of wollastonite powder, 20-40 parts of calcium carbonate, 1-8 pats of pigments, 2-5 parts of a plasticizer, 1-2 parts of paraffin and 8-15 parts of glass beads. In addition, the invention also discloses a base material and a method for manufacturing a reflective marking belt. The reflective marking belt base material disclosed by the invention has the advantages of high compatibility with the ground and asphalt and high strength and toughness.

The invention relates to a halogen-free fire resistance resin composite and application thereof. The halogen-free fire resistance resin composite comprises the following components: bifunctional or multifunctional halogen-free epoxy resin, reactive polyphosphonate and cyanate resin. The halogen-free fire resistance resin is applied to a prepreg; the prepreg comprises a base material and the halogen-free fire resistance resin composite attached to the base material after being impregnated and dried. The halogen-free fire resistance resin composite is applied to a plyboard for a printing circuit; the plyboard for the printing circuit comprises a plurality of stacked prepregs and single-surface or double-surface metal foil arranged on the stacked prepregs; each prepreg comprises the base material and the halogen-free fire resistance resin composite attached to the base material after being impregnated and dried. The halogen-free fire resistance resin composite has high heat resistance, fire resistance and dip soldering resistance, and thereby, the halogen-free fire resistance resin composite can be used for manufacturing the resin sheet, the resin composition metal foil, the prepreg, the plyboard and the printed wiring board.

The invention relates to a method for reinforcing and antisepticising steel pipeline, comprising the following steps of: processing the surface of steel pipeline to be reinforced and antisepticised, preparing epoxy ethylene resin and resin mortar, using the mortar to fill and block the crack and perforation part of the pipeline, sticking bidirectional carbon fiber cloth on the patching part, finally winding and sticking the unidirectional carbon fiber cloth on the pipeline in circularity when the surface of the pipeline is being coating by the prepared resin, the direction of the carbon filament should be right angle of 90 degrees with the axes of the pipeline, and then winding and brushing, recoating a layer of resin surface layer after the surface of the resin gel is dry. The invention has the advantages that the adopted carbon fiber epoxy ethylene resin composite material system has the excellent performances of high strength, light weight, corrosion resistance and humidity resistant, evident dual effect of reinforcing and antisepticising, and practical and reliable method for patching crack and perforation, which can greatly prolong the service life of the pipeline.

The invention discloses a preparation process for a high-temperature-resistant high-thermal-conductivity insulating paint, belonging to the technical field of paints. The paint comprises the following raw materials by mass: 12 to 23% of epoxy modified organosilicone resin, 33 to 48% of a solvent, 0.7 to 0.9% of a silane coupling agent, 36 to 42% of a filling material, 0.1 to 0.3% of a curing agent, 0.03 to 0.08% of ceramic powder and 0.02 to 0.07% of nanometer diamond. The paint prepared in the invention can be used for a long time at a high temperature and has good stability, insulating properties, wear resistance and good corrosion resistance; and the preparation process is simple and has good operability.

A flexible eyelid cover includes an adhesive having a decorative design arranged opposite an inner surface of the flexible eyelid cover. The cover is formed from wig adhesive and adheres to an upper eyelid of a wearer. An upper edge of the cover is convex in shape. A lower edge of the cover includes a first curved surface and a second curved surface. The second curved surface is concave in shape and arranged on a region of the upper eyelid distal from the nose. Various designs and ornaments may be adhered to outer surface of the cover.

The invention discloses an environment self-adaptation modularized intelligent building system suitable for the field. The environment self-adaptation modularized intelligent building system comprises a modularized-assembled building body structure, an assembled house unit bathroom, an assembled house integrated kitchen, an assembled house carbon fiber electric heating floor heating plate, a solar photovoltaic power generation system, a wind power generation system, a wind-solar complementary power system, a roof rainwater collecting system, an FRP digestion tank, a soilless cultivation sunshine vegetable greenhouse, a cooling water curtain and the like, wherein the wind-solar complementary power system is composed of the solar photovoltaic power generation system and the wind power generation system. Solar photovoltaic power generation can be achieved through the building system, energy of power generation can be used for cooling in summer and heating in winter, water resources of the nature can be recycled, and the modularized movable building system can reduce the environment pollution and material waste and can also reduce power supply cost and the like.

The health food capable of increasing bone density and delaying senility consists of the effective components of soybean, epimedium, astragalus root, angelica and mulberry as well as supplementary material including calcium gluconate, carboxymethyl starch sodium and avicel. The preparation process of the health food includes supercritical CO2 extraction to obtain angelica oil; ethanol extraction to obtain soybean isoflavone; water extraction of epimedium, astragalus root, mulberry and angelica after extracting oil, spray drying and other steps to prepare powder; mixing soybean isoflavone and the powder as well as calcium gluconate, carboxymethyl starch sodium and avicel; pelletizing, tableting and coating to obtain the health food product.

The invention discloses titaniferous stainless steel electroslag remelting casting powder which is prepared from the raw materials in parts by weight as follows: 46.0-50.0 parts of fluorite, 20.0-24.0 parts of alumina powder, 18.5-22.5 parts of lime, 3.5-5.5 parts of fused magnesite, 2.0-4.0 parts of titanium dioxide as well as other components: 0.0-0.6 part of SiO2, 18.0-22.0 parts of CaO, 20.0-24.0 parts of Al2O3, 4.2-5.8 parts of MgO, 2.0-4.0 parts of TiO2, 45.0-51.0 parts of CaF2, less than 0.03 part of S and less than 0.03 part of C. Slag is formed by the casting powder according to strict quality control standard so as to ensure that the impurity content is low, the purity is high and the slag is dry and free from moisture. In the electroslag remelting process, desulfuration and deoxygenation effects are enhanced, the resistivity is improved, and the casting powder is free from cutoff in arcing, good in lubrication and relatively easy to popularize and apply.

The invention discloses high-heat-resistance insulating composite and a preparation method thereof. The insulating composite comprises according to parts by weight: 30-40 parts of epoxy resin, 10-20 parts of polytetrafluoroethylene, 10-20 parts of polypropylene enhanced fiber 4-10 parts of silica powder, 10-25 parts of nano zinc oxide, 10-15 parts of nano calcium carbonate, 3-8 parts of silane coupling agent, 10-20 parts of nano aluminum oxide, 5-10 parts of dibenzoyl peroxide, and 7-12 parts of a plasticizer. The insulating composite is simple to manufacture, a manufacturing process is environment-friendly and pollution-free, the manufactured insulating composite is anticorrosive, damp-proof and high-temperature-resistant and flame-retardant, has good mechanical and electrical properties and is suitable for the preparation of power cables.

The invention discloses a solar photovoltaic curtain wall, comprising an inner layer glass substrate, an outer layer glass substrate, a photovoltaic interlayer between the inner layer glass substrate and the outer layer glass substrate. PVB sealing adhesive films are respectively arranged between the photovoltaic interlayer and the inner layer glass substrate as well as the outer layer glass substrate. The solar photovoltaic curtain wall has the characteristics of heat resistance, cold resistance and wetness resistance, increases the mechanical property of a curtain wall glass, and prolongs service life; and the transparent PVB adhesive films are also good for the beauty of the curtain wall glass and the buildings.

The invention discloses a phenolic aldehyde modified amine curing agent which is prepared by polycondensing mixed phenol, polyformaldehyde and mixed amine through Mannich reaction. The preparation method comprises the following steps: adding phenol, nonylphenol and m-cresol at 35-45 DEG C, and evenly mixing; sequentially adding hexamethylene diamine and triethylene tetramine, and adding polyformaldehyde for reaction in batches in the process of gradually heating to 70-80 DEG C; and after the addition of the polyformaldehyde is finished, further reacting at 70-80 DEG C to obtain the product after the reaction is finished. The curing agent can be directly cured in water, has certain toughness and is favorable in curing effect; an epoxy resin cured by the curing agent has high dry shear bonding strength and in-water cured shear bonding strength; and the preparation method of the curing agent is simple to operate and mild in reaction conditions, and industrial production can be realized.

This invention relates to a process for synthesizing air-drying epoxy vinyl ester resin. The process comprises: reacting bisphenol A type epoxy resins with low and high epoxy equivalent, and organic unsaturated monocarboxylic acid at 120-160 deg.C in the presence of catalyst and polymerization inhibitor, and then diluting with crosslinkable monomer. The resin has good air-drying performance, with surface drying time less than or equal to 0.5 h, and inner drying time less than or equal to 4 h. Besides, the resin has appropriate viscosity, good wettability with glass fibers and glass mats, good physical and mechanical performance, and good chemical corrosion resistance, and is suitable for various molding processes of fiber reinforced plastics such as manual pasting, coiling, drawing and spraying. The method has such advantages as simple process, low energy consumption, and stable product quality.

The invention provides a wiring structure forming method which comprises the following steps of: providing a semiconductor substrate, and forming a first medium layer thereon; forming a contact hole on the first medium layer; depositing a first metal layer, covering the bottom and side wall of the contact hole and covering the upper surface of the first medium layer; etching the first metal layer with a wet method, and etching with a dry method to form a bowl-mouth first opening; depositing a second medium layer, covering the bottom and side wall of the first opening and covering the upper surface of the first metal layer; etching the second medium layer to form an inverted trapezoidal through hole; depositing a second metal layer, covering the bottom and side wall of the through hole and covering the upper surface of the second medium layer; and etching the second metal layer with a wet method, and etching with a dry method to form a bowl-mouth second opening. Through the invention, the requirement on planarization of a process platform of near or below 1.5 microns is met without adopting SOG planarization, glue back-etching SOG planarization and the like.

The present invention is one kind of water soluble fireproof composite inorganic/organic polymer filming paint. The present invention has excellent fireproof performance, can bear the effect of flame, and has fireproof foamed layer with high heat isolating performance, high mechanical strength, less chap and falling out, good decoration property, low cost and other advantages.