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41results about How to "Good stickiness" patented technology

Video stabilizing method based on matching and tracking of characteristic

This invention relates to one visual frequency stable method based on property matching in the computer image visual frequency process technique field, which comprises the following steps: finding out each frame of visual SIFT property points; adopting simulation module as parameters estimation module for total estimation; adopting Gauss filter and curve matching method to process visual sequence process to fill unknown area.
Owner:FUDAN UNIV

Adhesive emulsion for environment-friendly textile gilding printing paste and preparation method thereof

The invention discloses adhesive emulsion for environment-friendly textile gilding printing paste and a preparation method thereof. The emulsion consists of the following components in percentage by weight: 0.5-3% of emulsifier, 30-50% of soft monomer, 6-15% of hard monomer, 2-5% of functional monomer, 0.1-0.3% of initiator, 40-60% of deionized water and 0.5-2% of neutralizer. The adhesive is prepared into gilding paste and is used for bonding textile gilding foil; and the shortcomings of the products on the market of low net operability, hard handfeel, unsatisfactory firmness, easy color losing after washing, environmental pollution and the like are overcome. Through the invention, the prepared adhesive has excellent initial viscosity and sustained viscosity and good water resistance, and can realize good adhesive force against different textile fabrics; and meanwhile, the adhesive has good cohesion permanent viscosity, is environment-friendly without releasing toxic substances such as formaldehyde and the like, and does not contain the alkylphenol additives. The adhesive emulsion disclosed by the invention is suitable for the cold and hot gilding technology of manual or mechanical printing, is easy to operate, and has soft handfeel, no sand hole and high yield.
Owner:BAILIHE CHEM ZHONGSHAN

Room temperature self-crosslinking polyacrylate pressure-sensitive adhesive and preparation method and application thereof

The invention belongs to the field of room temperature self-crosslinking materials, and discloses a room temperature self-crosslinking polyacrylate pressure-sensitive adhesive and a preparation method and application thereof. The method comprises the steps of preparing a pre-emulsion from 85-95 parts of acrylate soft monomer, 5-15 parts of hard monomer, 2-5 parts of functional monomer, 1.3-4 parts of emulgator and 30-55 parts of deionized water by mass fraction; then heating up the pre-emulsion, the deionized water, an initiator, the emulgator and a PH buffer agent for reaction; dripping a chain transfer agent, the pre-emulsion and an initiator solution when the emulsion shows blue light; adding ketone-containing carbonyl monomer, heating up together and reacting; then cooling down and regulating pH value to be 6.5-7.0; and adding hydrazide monomer, stirring and mixing uniformly, so as to obtain the room temperature self-crosslinking polyacrylate pressure-sensitive adhesive. The room temperature self-crosslinking polyacrylate pressure-sensitive adhesive prepared by the method has excellent indexes like excellent initial adhesive force, excellent persistent viscosity force and excellent peel strength, and can be used for preparing labels with good bond performance.
Owner:SOUTH CHINA UNIV OF TECH

Rubber composition for coating radial ply tyre steel wire cord

The present invention discloses a rubber composition used for coating steel wire cords of radial ply tyres, which comprises: 1) a rubber component containing natural rubber, or the natural rubber and cis-butadiene rubber, or the natural rubber and butadiene styrene rubber, or the natural rubber, the cis-butadiene rubber and the butadiene styrene rubber; and 2) an adhesion system comprising 0.5 to6 weight portions of triazine adhesive, 5 to 20 weight portions of white carbon black and organic acid cobalt salt with 0.03 to 1 weight portion of cobalt which take 100 weight portions of the rubbercomponent as a reference. On the basis of 100 weight portions of the rubber component, the rubber composition also comprises various auxiliary agents. The rubber composition used for coating the steel wire cords of the radial ply tyres has good viscosity, liquidity and penetrability, is not only suitable for the steel wire cords of ordinary all-steel load or all-steel engineering radial ply tyres, but also particularly suitable for large-diameter steel wire cords of which the diameter is larger than 2 millimeters.
Owner:HAOHUA SOUTH CHINAGUILIN RUBBER

Shale-straw-sintering heat-insulation light brick and preparation method thereof

InactiveCN102126869AGood stickinessIncrease the kiln temperatureCeramicwareCropMaterials science
The invention provides a shale-straw-sintering heat-insulation light brick which is prepared from the following raw materials in parts by mass: of 40-70 parts of shale, 18-30 parts of crop straws and 20-40 parts of industrial solid wastes. The invention also provides a sintering preparation method of the light brick. The brick with small density, high strength and capability of heat insulation and sound and thermal isolation is obtained, and remarkable energy saving effect is achieved.
Owner:北京创源基业自动化控制技术研究所 +1

Externally used Chinese medicinal composition for treating orthopedic disorders

The invention relates to an externally applied traditional Chinese medicine composition for treating bone diseases, and the traditional Chinese medicine composition is a traditional Chinese medicine paste which is composed of nux vomica, himalayan teasel root, Chinese angelica, frankincense, myrrh, sanchi, catechu, garden balsam stem, dragon's blood, eucommia bark, musk, borneol, twotooth achyranthes root, common monkshood mother root, kusnezoff monkshood root, clematis root, ovientvine, pedate pinallia jackinthepulpit rhizome, swordlike atractylodes rhizome, divaricate saposhnikovia root, glandularstalk St.Paulswort herb, pangolin scales, ginger, Ningpo yam rhizome, garden balsam, doubleteeth pubescent angilica root, incised notopterygium rhizome and lead tetroxide according to certain parts by weight. The traditional Chinese medicine composition pertains to pure traditional Chinese medicine preparation, which is safe, reliable and has no toxicity or side effects; compared with the similar paste, the traditional Chinese medicine composition is characterized by good viscosity, no displacement, low cost, high efficacy and rapid onset of action; the indications are fractures, traumatic injuries, bone hyperplasia, rheumatism, arthritis, cervical spondylosis, lumbar disc herniation, scapulohumeral periarthritis, lumbar muscle strain, sciatic nerve pain and so on.
Owner:王根保

Hot-melt pressure-sensitive adhesive as well as preparation method thereof and waterproof coiled material

The invention provides a hot-melt pressure-sensitive adhesive as well as a preparation method thereof and a waterproof coiled material and belongs to the technical field of waterproof coiled materials. The hot-melt pressure-sensitive adhesive can be used for solving the problem that the existing hot-melt pressure-sensitive adhesive cannot simultaneously have low-temperature bending property, good holding power and excellent temperature resistance. The hot-melt pressure-sensitive adhesive is prepared from raw materials comprising a first elastomer, first polyisobutylene, and a first C5 petroleum resin, wherein the first elastomer is polystyrene-polyisoprene-polystyrene ethylene elastomer; and the first polyisobutylene is polyisobutylene having molecular weight less than 1000 and a pour point of -30 DEG C to -4 DEG C; and first C5 petroleum resin is solid alicyclic hydrocarbon hydrogenated petroleum resin having a softening point of 100 DEG C-127 DEG C. The hot-melt pressure-sensitive adhesive provided by the invention can be applied by coating at 120 DEG C-140 DEG C and has the advantages of excellent low-temperature bending property and good adhesive force to various materials under normal-temperature conditions, holding power and excellent anti-aging property.
Owner:BEIJING ORIENTAL YUHONG WATERPROOF TECH CO LTD

High-adhesion high-strength flame-retardant water-based paint

The invention discloses a high-adhesion high-strength flame-retardant water-based paint. The paint comprises raw materials of, by weight, 52 parts to 55 parts of core shell fluorinated polyacrylate solutions, 15 parts to 18 parts of chlorosulfonated polyethylene, 3 parts to 6 parts of ethylene-propylene-diene monomer rubber, 15 parts to 18 parts of modified silicon dioxide, 7 parts to 10 parts of attapulgite, 6 parts to 9 parts of zeolite powder, 1.5 parts to 2.5 parts of barium sulfate, 2 parts to 3.5 parts of melamine, 3 parts to 4 parts of ethylene glycol, 2 parts to 5 parts of dispersing agents, 1.3 parts to 1.6 parts of defoamers, 0.8 parts to 1.2 parts of coalescing agents, 1.2 parts to 1.5 parts of advection agent, 0.7 part to 1 part of advection aids, 2 parts to 2.5 parts of thickeners and 20 parts to 40 parts of deionized water. The paint is high in adhesion, good in flame-retardant effect, high in strength, good in fireproof property, high in weather resistance, easy to paint and the like.
Owner:安庆凯锐化工科技有限公司

Pit-sealing method of pit pool for solid brewing

The invention relates to a pit-sealing method of a pit pool for solid brewing, and belongs to the technical field of wine brewing. The technical problem solved by the invention is t to provide a pit-sealing method of a pit pool for solid brewing, and the method can improve the pit-sealing effect and prevent the quality of pit-sealing mud from being reduced continuously. The pit-sealing method of a pit pool for solid brewing of the invention comprises the following steps: firstly sealing a pit pool by old pit-sealing mud, uniformly coating fresh yellow slurry on the old pit-sealing mud, and finally sealing the pit pool by plastic films.
Owner:LUZHOU PINCHUANG TECH

Sealing grease for main bearing of shield machine

InactiveCN106190443AGood stickinessExcellent anti-foam performanceLubricant compositionShield machineMain bearing
The invention belongs to the technical field of sealing grease, and particularly relates to sealing grease for a main bearing of a shield machine. The sealing grease is prepared from the following components in parts by weight: 14-20 parts of base oil, 6-12 parts of degradable fibers, 11-20 parts of a pasty adhesive, 4-15 parts of a structural stabilizing agent, 25-30 parts of an oiliness agent and a friction improver, 5-10 parts of a fire retardant and 3-8 parts of a rust inhibitor. The sealing grease disclosed by the invention has the beneficial effects of being favorable in stickiness and insoluble in water, so that the sealing grease has excellent flooding resistance, appropriate consistency and favorable lubricating properties; the lubricating and sealing properties of moving parts are guaranteed; a fibrous structure guarantees the head of the shield machine to be free from invasion of impurities, precision parts of bearings and the like are prevented from being abraded, and the sealing grease has favorable pumping performance and low-temperature performance.
Owner:天津盾构科技发展有限公司

Pressure-sensitive adhesive for high-function self-adhesive film of refrigerator door and preparation method thereof

The invention discloses a pressure-sensitive adhesive for a high-function self-adhesive film of a refrigerator door. The pressure-sensitive adhesive is prepared by reaction of the following raw materials by weight: 80-120 parts of SIS, 50-80 parts of SBS, 40-60 parts of natural rubber, 15-30 parts of naphthenic oil, 10-30 parts of castor oil, 30-50 parts of aliphatic mineral oil, 40-50 parts of stearic acid, 40-50 parts of rosin glycerin ester, 10-20 parts of C5 petroleum resin, 40-60 parts of terpene resin and 1-5 parts of an anti-aging agent. According to the pressure-sensitive adhesive disclosed by the invention, stearic acid and rosin glycerin ester react to generate rosin glycerin stearate, which cooperate with other tackifier, castor oil for toughening modification and other components to prepare the pressure-sensitive adhesive. The pressure-sensitive adhesive has excellent water resistance, also has excellent persistent adhesivity when used at low temperature, and can meet various requirements for application to a refrigerator door. Meanwhile, the invention also correspondingly discloses a preparation method of the pressure-sensitive adhesive for the high-function self-adhesive film of the refrigerator door.
Owner:常州市白鹭电器有限公司

Fiber composite material and method for producing same by virtue of RTM forming method

ActiveCN107932933AGood stickinessLong pot lifeCyanate esterFibrous composites
The invention relates to a fiber composite material and a method for producing the same by virtue of an RTM forming method. The method comprises the following steps: dispersing a cyanate ester resin powder into epoxy resin at a first temperature to prepare mixed resin; heating the mixed resin to achieve a second temperature, and then coating the surface of a dry fabric with the mixed resin to obtain a dry fabric intermediate; preparing a preform from the dry fabric intermediate; and placing the preform into a die cavity of an RTM forming die, closing the die, then injecting the mixed resin ata third temperature, and carrying out cutting forming, die release and aftertreatment to obtain the fiber composite material, wherein the first temperature is lower than the melting point of the cyanate ester resin; the second temperature is lower than the melting point of the cyanate ester resin; and the third temperature is higher than the melting point of the cyanate ester resin. The resin system in the method can be used for batch shaping treatment for the dry fabrics, and further meets the requirements of a glue injection process for an RTM composite material with a high fiber volume content.
Owner:AEROSPACE INST OF ADVANCED MATERIALS & PROCESSING TECH

Graphene EVA-g-MA foam damping material and preparation method of same

The invention belongs to the field of automobile foam damping materials and especially relates to a graphene composite foam damping material used for automobiles and a preparation method of same. The foam damping material is composed of ethylene-vinyl acetate resin (EVA), maleic anhydride grafted EVA (EVA-g-MA), a foamer, functionalized graphene, fumed silica, a foamer accelerant, a peroxidation crosslinker and a plasticizer. The damping peak value of the foam damping material is increased, so that the damping performance of the material is greatly improved.
Owner:常州碳润新材料科技有限公司

Preparation method for rosin modified long-chain alkyl phenolic resin for thermsetting ink

The present invention discloses a preparation method for rosin modified long-chain alkyl phenolic resin for thermsetting ink. The method comprises: obtaining a mixed alkyl phenol phenolic resin condensation liquid by virtue of a condensation reaction between p-tert-octyl phenol and a mixture of p-nonyl phenol or dodecylphenol under a basic condition; adding the condensation liquid into molten rosin to perform a Diels-Alder addition reaction; under the action of benzenesulfonic acid catalysts, adding polyol into an addition reaction product to perform an esterification reaction; and adding dicarboxylic acid to continuously react, thereby obtaining the rosin modified long-chain alkyl phenolic resin for thermsetting ink. According to the preparation method, a prepared thermosetting resin product has viscosity of 16000-19000 mpa.s, a softening point of 140-152 DEG C, a heptane value of 22-26 ml / 2 g, an acid value lower than or equal to 25 mg KOH / g, a color number of 6-9, and molecular weight dispersity distribution of 8.48-9.89, is applicable to high-grade thermosetting ink, can significantly improve the rotary printing efficiency in a high-speed rotary offset printing process, and is free of phenomena of emulsifying and ink-flying.
Owner:SHANXI KENUOAO SYNTHETIC MATERIALS CO LTD

Geomechanical model similar material for simulating V-class surrounding rock

The invention discloses a geomechanical model similar material for simulating V-class surrounding rock, and belongs to the field of engineering similar simulation materials. The similar material is formed by mixing the following components in parts by weight: 380-430 parts of quartz sand, 140-200 parts of fly ash and 60-100 parts of liquid detergent, wherein cohesion measured is 0.476-17.774MPa and an internal friction angle is 13.393-22.264 degrees. Furthermore, the invention discloses influence of the quartz sand, the fly ash and the liquid detergent on the cohesion and the internal friction angle, so as to facilitate a rock mass to simulate required V-class surrounding rock materials differing in performance through regulating mixing amounts conveniently; moreover, the material is simple in preparation process, stable in performance, low in energy consumption, high in efficiency, low in cost, clean and harmless to humans.
Owner:BEIJING UNIV OF TECH

High-stickiness adhesive

The invention discloses a high-stickiness adhesive which is prepared from the following raw materials in parts by weight: 50 to 60 parts of an ethylene-vinyl acetate copolymer, 40 to 55 parts of polyethylene, 15 to 20 parts of water-soluble polyethylene glycol wax, 7 to 12 parts of polymerized rosin and 3 to 6 parts of N-ethyl-toluenesulfonamid. In such a manner, an adhesive tape made of the high-stickiness adhesive is high in viscosity, is kept sticky even after being used for a long time, is wide in application range, and can be adhered to wood, ceramics, a concrete component, a fabric, paper and the like.
Owner:SUZHOU HUAZHOU TAPE

Biological coupling slices of ultrasonic therapy instrument and preparation method thereof

The invention relates to biological coupling slices of an ultrasonic therapy instrument and a preparation method thereof. The biological coupling slices of the ultrasonic therapy instrument are prepared by mixing a gelatin preparation solution with a plant extract, then performing standing to obtain a solid gel sheet, and then cutting the solid gel sheet into slices, wherein the plant extract is obtained by performing water extraction on the following raw materials in parts by weight: 10 parts of aloe, 3 parts of chrysanthemum, 5 parts of raw pollen typhae, 5 parts of peppermint, 5 parts of Chinese angelica, 5 parts of myrrh, 5 parts of moxa, 5 parts of fructus cnidii, 7 parts of fleece flower root, 5 parts of danshen root, 5 parts of root of doubleteeth pubescent angelica, 10 parts of motherwort herb, 10 parts of tree peony bark, 10 parts of safflower, 5 parts of hawthorn, and 5 parts of Szechuan lovage rhizome. The biological coupling slices provided by the invention is made of natural materials, can be degraded easily, and is sanitary and environmentally friendly.
Owner:GUANGZHOU FOUNDERY IND CO

Silicon resin composition for nuclear motor mica tape and application thereof

The invention relates to a silicon resin composition for nuclear motor mica tape. The silicon resin is mainly prepared by the following raw materials which comprise, by mass percent, 10-50% of methyl MQ silicon resin, 9-25% of phenyl MQ silicon resin, 5-30% of hydroxyl silicone rubber, 10-40% of phenyl silicone rubber, 40% of organic solvents and 0.005-0.02% of basic catalysts. The nuclear motor mica tape using the silicon resin composition is low in product production cost, high in surface abrasive resistance, good in flame retardant performance, self-extinguishing resistance and insulating performance and resistant to high temperature and radiation, and has sufficient strength and proper ductility.
Owner:晟大科技(南通)有限公司

Flame-retardant polyurethane gel prepolymer and preparation method thereof

The invention provides a flame-retardant polyurethane gel prepolymer which comprises, by weight, 20-30 parts of polyhydric alcohols 1000, 30-40 parts of polyhydric alcohols 2000, 15-25 parts of toluene diisocyanate, 6-10 parts of flame retardants, 2-4 parts of vulcanizing agents and 7-12 parts of plasticizers. The flame-retardant polyurethane gel prepolymer does not contain any toxic and harmful substances and other filled materials and is a novel water-tolerant and oil-retardant environment-friendly flame-retardant material, and the hardness of the prepolymer ranges from 0A to 98A. The prepolymer has the advantages that the prepolymer is good in surface viscosity and elasticity, high in adhesion force, stable in surface hardness, environmentally friendly, durable, retardant in flame, oil, abrasion and solvent corrosion, anti-static and easy to clean and does not easily ages and falls scraps, the performance of the prepolymer cannot reduce when the prepolymer is used for a long time and the like. The prepolymer is used for producing mobile phone charging test devices, anti-aging detection devices, automotive parts and components, fireproofing doors and windows, charging piles, battery tanks and medical facilities and the like. The invention further provides a preparation method of the flame-retardant polyurethane gel prepolymer. The preparation method is simple, practicable and good in stability.
Owner:SHENZHEN LIXIN LUNAN RUBBER & PLASTIC HARDWARE

Moisturizing and oxidation resisting type cordyceps facial mask emulsion and preparation method thereof

The invention discloses a moisturizing and oxidation resisting type cordyceps facial mask emulsion and a preparation method thereof. The cordyceps facial mask emulsion comprises the following raw materials in parts by weight: 70-80 parts of deionized water, 8-12 parts of cordyceps polysaccharide extract, 7-12 parts of glycerol, 2-3 parts of hyaluronic acid, 0.3- 0.5 part of carbomer, 0.1-0.3 part of allantoin, 0.1-0.3 part of essence and 0.05-0.1 part of methylparaben; and the cordyceps polysaccharide extract is a cordyceps gracilis montag polysaccharide extract, and the anamorph of cordyceps gracilis montag is paraisaria. According to the cordyceps facial mask emulsion prepared by the invention, multiple effects of moisturizing, oxidation resisting, whitening, soothing and the like are achieved by taking intracellular polysaccharide extracted from the cordyceps gracilis montag subjected to submerged fermentation as a main component in the facial mask emulsion and fully utilizing the biological activity of the cordyceps polysaccharide, with various auxiliary materials; and the emulsion has novel ingredients and a good effect, is safe and effective, has no toxic and side effects and has wide market prospects.
Owner:NANJING NORMAL UNIVERSITY

Yogurt having antioxidant functions and preparation method thereof

The invention belongs to the field of food, and specifically relates to yogurt having antioxidant functions and a preparation method thereof. The preparation method includes the following steps: 1) preparing reconstituted milk; 2) performing homogenization; 3) performing sterilization; 4) performing enzyme hydrolysis, and performing hydrolysis after adding trypsin into the reconstituted milk; 5) performing enzyme inactivation; 6) inoculating a microbial agent, mixing the lyophilized powder of streptococcus thermophilus, lactobacillus bulgaricus and lactobacillus plantarum in proportion to inoculate into the reconstituted milk; 7) performing split charging and fermentation; and 8) performing post-ripening. The method uses the lactobacillus plantarum with high oxidation resistance and lacticacid bacteria with strong protein hydrolysis ability to prepare the yogurt through co-fermentation; and through proper enzymolysis of raw milk by protease, the degree of proteolysis of the raw milk can be increased, so that the problems of poor growth of the lactobacillus plantarum in the milk can be solved, and the antioxidant activity of products can be enhanced. The selected fermentation strains have good viscosity producing characteristics, and can guarantee the curd effects and sensory flavor characteristics of the products by collaborating with whey protein powder fortified raw milk.
Owner:SICHUAN DONGPO CHINESE PAOCAI IND TECH RES INST

Compound flour processing agent

The invention discloses a compound flour processing agent. The compound flour processing agent comprises the following raw materials in parts by weight: 70-90 parts of diethanol amine, 25-35 parts of calcium oxide, 40-60 parts of fatty acid, 6-14 parts of calcium hydroxide, 5-9 parts of table phosphate, 15-35 parts of active soybean meal, 20-40 parts of cassava starch, 10-30 parts of walnut kernels, 1-5 parts of vitamin C, 0.1-2 parts of xylanase and 20-40 parts of sugarcane juice. According to the compound flour processing agent, the stability of dough in the production process can be effectively improved, namely that the machine stirring resistance of the dough, the stability of the dough in a fermentation process and the like are improved; secondly, the in-furnace expansibility, mainly embodying in the volume of bread, of the dough is improved, and the uniformity of internal tissues of the bread is improved; and the long-term flexibility of the bread is maintained, namely that the anti-aging action and the like of the starch are delayed.
Owner:ANHUI DANYAN FOOD

Improved artificial board adhesive

The invention discloses an improved artificial board adhesive. The improved artificial board adhesive is prepared from the following raw materials in parts by weight: 9-15 parts of cellosolve acetate, 6-10 parts of butyl acetate, 6-11 parts of pervinyl chloride resin, 5-9 parts of ethyl alcohol, 2-8 parts of crylic acid, 6-10 parts of epoxy resin, 3-9 parts of a pH regulator, 4-6 parts of cellulose, 2-6 parts of hydroxyl cellulose, 2-4 parts of cyclohexane, 5-9 parts of rosin glycerin ester, 8-11 parts of degreased bean protein powder, 2-5 parts of a complexing agent and 3-7 parts of copper sulfate. The improved artificial board adhesive has the beneficial effects that a dense adhesive film can be formed, viscidity is good and a certain waterproof performance is achieved.
Owner:QINGDAO CHANGANDA PHARMA IND CO LTD

Environment-friendly high-temperature-resistant conveying belt binder and preparation method thereof

The invention discloses an environment-friendly high-temperature-resistant conveyor belt binder and a preparation method thereof. The binder is prepared from the following components in parts by weight, 450-550 parts of chloroprene rubber, 300-400 parts of methyl methacrylate, 10-18 parts of BPO, 3500-4500 parts of trichloroethylene, 200-400 parts of alkyl phenolic resin, 4-9 parts of active magnesium oxide, 40-50 parts of tetraisocyanate, 3000-4000 parts of ethyl acetate, 4-6 parts of an anti-aging agent D50, 6-8 parts of 2, 4, 6-tetramethyl-1, 3-pentanediol monoisobutyrate. Wherein the component A is prepared from the following components in parts by weight: 10-30 parts of 2, 4, 6-trinitrophenol and 300-500 parts of water; the invention provides an environment-friendly high-temperature-resistant conveying belt binder and a preparation method thereof. The chloroprene rubber is grafted with methyl methacrylate, so that the chloroprene rubber is changed from linear macromolecules into body-shaped macromolecules, the viscosity of the adhesive is improved, and the adhesive still has excellent viscosity at high temperature due to the specific structural advantages of the body-shaped macromolecules and the combined action of the anti-aging agent.
Owner:昆明金水龙橡胶制品有限公司

Preparation method for heavy-load high-power vehicle engine high-purity aluminum-tin bearing materials

The invention relates to a preparation method for heavy-load high-power vehicle engine high-purity aluminum-tin bearing materials. The preparation method includes the detailed steps of weighing industrial pure metallic tin, first-level electrolytic copper and special second-level aluminum ingots for re-melting in proportion; weighing first-level potassium fluotitanate; putting the first-level potassium fluotitanate into a constant temperature preheating drying furnace for drying; putting the special second-level aluminum ingots for re-melting into an industrial furnace; adding the industrial pure metallic tin and first-level electrolytic copper after all the special second-level aluminum ingots in the furnace are smelted; sampling and detecting alloy contents; putting the first-level potassium fluotitanate into aluminium alloy melt; and casting. According to the aluminum-tin bearing materials prepared in the method, strength reaches 140-165 megapascals, elongation reaches 15-19 %, brinell hardness reaches 45-51, fatigue strength reaches 90-106 megapascals, abrasion loss reaches 6.7-7 * 10-4 grams, anti-seizure adhesiveness reached the second level, and friction coefficient is 0.038-0.042. Therefore, the prepared bearing materials are high in bearing capacity, are good in abrasion-resistance, antifriction performance and anti-seizure adhesiveness, meet the requirements of a heavy-load high-power vehicle engine, and have broad application prospects.
Owner:GUANGZHOU LIZHONG JINSHAN ALLOY

Production technology for pea silk noodles

The invention relates to a production technology for pea silk noodles. The technology comprises the steps that starch raw materials are preheated and warmed; pasting is performed; stirring and dough kneading are carried out; vacuum exhausting is conducted; silk leakage forming is carried out; cooking and drawing are conducted; cooling and conveying are carried out; cutting is performed, and noodles are arranged; refrigeration dehydration is conducted; hot-air drying is carried out; normal-temperature mass recovery is carried out; testing order transfer is performed, and the pea silk noodles are packaged to be put into storage. The pea silk noodles produced through the method is even and thin in bar shape, higher in toughness, better in palatability, pure white and bright, smooth and chewy, convenient and fast to eat, and capable of being deeply loved by customers and meeting the needs of the customers.
Owner:甘肃通渭飞天食品有限公司

Water-based polymer nano iron oxide dispersing agent and preparation method thereof

The invention discloses a water-based polymer nano iron oxide dispersing agent and a preparation method thereof. The preparation method of the dispersing agent comprises the following steps of S1, preparing a polyhydroxy acrylic acid copolymer from a mixture of trimethylbenzene and an acrylic monomer under the action of an initiator, S2, reacting the polyhydroxy acrylic acid copolymer prepared inthe step S1, isophorone diisocyanate and methoxy polyethylene glycol under the action of a catalyst to obtain a polyurethane modified acrylic acid copolymer, and S3, adding phosphorus pentoxide, distilled water and an alcohol ether solvent into the polyurethane modified acrylicacid copolymer for reaction to obtain a water-based polymer nano iron oxide dispersing agent. The water-based polymer nanoiron oxide dispersing agent provided by the invention has the advantages of good viscosity reduction, wide compatibility, high performance and environmental protection.
Owner:KITO CHEM CO LTD

Grafted alkylphenol phenolic resin and preparation method thereof

ActiveCN112159499AWith thickening functionHas antioxidant functionPolymer scienceVulcanization
According to the grafted alkylphenol phenolic resin and the preparation method thereof disclosed by the invention, a polystyrene (or poly-substituted styrene) phenol group is grafted on an alkylphenolring at the end part of an alkylphenol phenolic resin structure, so that the oxidation resistance of alkylphenol phenolic tackifying resin is enhanced; according to the invention, the surface of therubber or unvulcanized rubber is slowly oxidized and aged, the problem that the viscosity of the surface of the rubber or unvulcanized rubber is rapidly decayed and reduced due to oxidation and agingis solved, the rubber or unvulcanized rubber is endowed with good initial viscosity, viscosity durability and initial viscosity strength, the creep resistance of the rubber or unvulcanized rubber is improved, and the defective rate is greatly reduced; the long-acting tackifying resin is a good multifunctional tackifying resin, and is especially suitable for tire production.
Owner:SHANDONG YANGGU HUATAI CHEM

Hot melt adhesive tape organic molecular composition

The invention discloses a hot melt adhesive tape organic molecular composition which comprises, by weight, 30-60 parts of EVA resin, 10-20 parts of maleic anhydride monomer, 10-20 parts of wax and 5-10 parts of initiator. By mixing EVA800 with EVA900 according to a proportion of 2:1, hardness and softening point can be neutralized, and sensitivity of a film to temperature can be lowered; emulsified wax is added into a water tank, an adhesive tape is cooled and shaped in the water tank, a layer of wax coats the outer layers of colloidal particles, the surface of a hot melt adhesive after granulation is smooth, dry and comfortable, and the colloidal particles are less prone to adhesion, so that when outside temperature goes up, sensitivity of the colloidal particles to temperature is lowest;in this way, during transporting and warehousing in hot summer, softening of the hot melt adhesive is unobvious due to temperature rise, sticking is good, and the colloidal particles do not bond together, so that construction difficulty is lowered, and no actual impact is exerted on using effect.
Owner:DONGGUAN AOZON ELECTRONICS MATERIAL
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