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283 results about "GLYCERYL ROSINATE" patented technology

Products & Informations. Glyceryl Rosinate, also called Glycerol Ester of Gum Rosin (GEGR) or Ester Gum, is an oil-soluble food additive. Its high density helps keep oils in suspension in water and this property is why it is often used as a beverage stabilizer.

Hot-melt pressure sensitive adhesive for adhesive tapes, and preparation method thereof

The invention relates to a hot-melt pressure sensitive adhesive, and concretely relates to a hot-melt pressure sensitive adhesive for adhesive tapes, and a preparation method thereof. The hot-melt pressure sensitive adhesive comprises a styrenic thermoplastic elastomer SIS, a styrenic thermoplastic elastomer SBS, petroleum resin, rosin glyceride, a primary antioxidant, an auxiliary antioxidant anda softener, wherein the styrenic thermoplastic elastomer SIS is a linear structure, the styrene content is 20-28%, and the diblock content is 20-28%; and the styrenic thermoplastic elastomer SBS is astar structure, the styrene content is 28-32%, and the diblock content is 12-18%. The purpose of the invention is to solve the problem of poor use performance of the adhesive tapes, caused by failedcombination of the initial adhesion, the permanent adhesion and the aging resistance of existing hot-melt pressure sensitive adhesives for adhesive tapes. The initial adhesion (the initial adhesion includes ring initial adhesion and 180 DEG peel strength) of the hot-melt pressure sensitive adhesive of the invention meets use requirements, and has a high adhesion and a good aging resistance. The present invention also provides the preparation method of the hot-melt pressure sensitive adhesive for adhesive tapes.
Owner:ZIBO LUHUA HONGJIN NEW MATERIAL CO LTD

Pain relieving fitness paste and production method thereof

The invention relates to a pain relieving fitness paste and a production method thereof which are mainly used for providing medication for treating the pain caused by osteomyelitis, arthritis and hyperosteogeny. The pain relieving fitness paste is prepared from 90-120g of radix salviae miltiorrhizae, 90-120g of safflower, 90-120g of caulis spatholobi, 90-120g of fructus gardeniae, 45-65g of radix clematidis, 45-65g of radix angelicae pubescentis, 45-65g of pricklyash peel, 130-165g of borneol, 90-120g of camphora and 90-120g of menthol crystal. The production method comprises the following steps of: grinding the radix salviae miltiorrhizae, safflower, caulis spatholobi, fructus gardeniae, radix clematidis, radix angelicae pubescentis and pricklyash peel into coarse powder; percolating the coarse powder with ethanol; concentrating the percolate into extract; extracting the dregs with gasoline to obtain extraction oil; preparing rubber paste, rosin, zinc oxide, wool fat, yellow vaseline, liquid paraffin, gasoline or SIS, liquid paraffin, glycerol ester of rosin and 2,6-butylated hydroxytoluene into a matrix; adding the extract, extraction oil, borneol, camphora and menthol crystal; and smearing the obtained product on the base cloth, covering with an anti-sticking layer, and slicing. Through the invention, the formula is scientific and reasonable, the active ingredients are maintained to the greatest degree, and the curative effect is improved.
Owner:吕秀兰 +1

Investment casting technology for copper alloy casting

The invention provides an investment casting technology for a copper alloy casting. Chlorcosane, Fischer-tropsch wax, stearic acid, glycerol ester of rosin, microcrystalline wax, polypropylene wax, polyisobutene, polyurethane elastomers and aldehyde resin serve as mold materials; and the polyisobutene, the polyurethane elastomers and the aldehyde resin are inserted into the chlorcosane, the Fischer-tropsch wax, the microcrystalline wax, the polypropylene wax and the stearic acid in a penetrating manner, and a formed structure has the good strength and the good heat stability. As for coatings adopted in the investment casting technology, cristobalite has the complete chemical inertness, and splitting decomposition can not occur at a quite high temperature; fused alumina has the beneficial effects of being high in melting point, compact in structure, good in heat conductivity and the like, the thermal expansion coefficient is small, and thermal expansion is even; and boron nitride is quiet low in friction coefficient, quite good in high-temperature stability and heat shock resistance, quite high in strength and heat conduction coefficient and lower in expansion coefficient. In this way, the copper alloy casting obtained with the investment casting technology for the copper alloy casting is high in strength and good in tenacity, no crack is generated on the surface, and the product quality is reliable.
Owner:NINGBO TIANYE PRECISION CASTING

Method for controlling machining deformation of thin-walled part

The invention belongs to the technical field of machining, and relates to a method for controlling machining deformation of a thin-walled part. The method comprises the following steps that 1, a filling agent is prepared and molten, wherein the mass percent ratio of solid paraffin to liquid paraffin to rosin to glyceride is 9-10:1:1-1.5:1-1.5, the solid paraffin is heated so that half of the solid paraffin can be molten into liquid, liquid paraffin is added, mixed powder of rosin and glyceride is added while stirring, and heating is carried out till the solid paraffin is fully molten into liquid; and 2, the filling agent is poured, wherein the part needing pouring is protected, the liquid filling agent is poured after being cooled for 5 minutes-10 minutes, cooling is carried out for 3 minutes after pouring the liquid filling agent by a quarter of volume, the liquid filling agent continues to be poured by a quarter of volume after liquid cannot flow, the step is repeatedly executed till the part needing to be supported is fully covered through pouring, cooling is carried out for 6 hours-8 hours at the natural temperature after pouring is finished, and then subsequent machining can be carried out. The method is used for controlling machining deformation of the part, machining chatter marks on the surface of a blade are eliminated, and subsequent polishing treatment on the blade is greatly reduced.
Owner:SHENYANG LIMING AERO-ENGINE GROUP CORPORATION

Low-temperature 3PE dry film hot melt adhesive for pipeline joint coating and corrosion prevention and preparation method of low-temperature 3PE dry film hot melt adhesive

The invention relates to a low-temperature 3PE dry film hot melt adhesive for pipeline joint coating and corrosion prevention. The low-temperature 3PE dry film hot melt adhesive is prepared by kneading a rubber elastomer, bonding resin, tackifying resin, a plasticizer, an antioxidant and a filler and conducting extruding, wherein the rubber elastomer is two or more of a styrene-isoprene-styrene block copolymer, a styrene-ethylene-butene-styrene block copolymer, butyl rubber and ethylene propylene diene monomer; the bonding resin is one or two of an ethylene-vinyl acetate maleic anhydride grafted modified material and an ethylene-acrylate-maleic anhydride terpolymer; the tackifying resin is one or more of terpene resin, C5 petroleum resin and rosin glyceride; and the plasticizer is polyisobutene or naphthenic oil. The low-temperature dry film hot melt adhesive disclosed by the invention is used for pipeline joint coating and corrosion prevention, meets the construction requirements in an extremely cold environment, and meets the pipeline joint coating and corrosion prevention construction requirements in cold regions; and the adhesive has the advantages of excellent adhesion and sealing property, good low-temperature flexibility, higher peel strength and stable performance.
Owner:江苏达胜热缩防护用品有限公司

Substrate-free low temperature reactive hot melt adhesive tape and glue used by same, and preparation methods of hot melt adhesive tape and glue

The invention discloses a formula and a preparation method of substrate-free low temperature reactive hot melt adhesive tape. The adhesive tape consists of substrate-free dry glue and a double-sided release film or double-sided release paper; the glue is prepared from 100-150 parts of thermoplastic polyurethane, 50-150 parts of rosin glyceride, 1-40 parts of a blocked crosslinking agent, 1-10 parts of a wetting leveling agent, 1-10 parts of a defoaming agent, 1-10 parts of a rheological agent, 0.1-5 parts of an anti-aging agent and 100-400 parts of a mixed solvent of ketones and esters; the substrate-free low temperature reactive hot melt adhesive tape is prepared by coating a substrate with the glue, drying, winding, and cutting. By designing the deblocking temperature of the crosslinkingagent and the softening point of the resin, the adhesive tape can be stored and transported at room temperature, and can realize a bonding strength of 2-3 N/mm<2> at a lower heating temperature (90-110 DEG C) and a lower pressure (1-2 bar). Therefore, the substrate-free low temperature reactive hot melt adhesive tape can solve the problems that the existing low-temperature hot melt adhesive is low in bonding strength, and the low-temperature reactive hot-melt adhesive requires special storage and transportation conditions; the substrate-free low temperature reactive hot melt adhesive tape cangreatly reduce the raw material storage and transportation costs of the electronic device manufacturer, and meets the bonding requirements for small parts of the current electronic products.
Owner:SUZHOU SHIHUA NEW MATERIAL TECH

Structural pressure-sensitive adhesive, structural pressure-sensitive adhesive tape and preparation method of structural pressure-sensitive adhesive and structural pressure-sensitive adhesive tape

The invention discloses a structural pressure-sensitive adhesive, a structural pressure-sensitive adhesive tape and a preparation method of the structural pressure-sensitive adhesive and the structural pressure-sensitive adhesive tape. The structural pressure-sensitive adhesive comprises a constituent A and a constituent B. The constituent A is obtained by polymerizing acrylic acid-2-ethylhexyl ester, butyl acrylate, vinylacetate, methyl methacrylate, acrylic acid, glycerol ester of hydrogenated rosin, dibenzoyl peroxide, ethyl acetate and epoxy resin in a reactor. The constituent A is coatedon a base material to manufacture a pressure-sensitive adhesive tape; the constituent B, which is polyfunctional organic amine epoxy hardener 2,4,6-tri(dimethylamino methyl)phenol, is painted on the surface of a pasted object; the pressure-sensitive adhesive tape is pasted on the surface of the pasted object to form the structural pressure-sensitive adhesive tape. The structural pressure-sensitive adhesive tape disclosed by the invention has pressure sensitivity at the beginning of use, and has the performances of structural adhesives at the later stage of use; the proportion of the tackinessagent A and the curing agent B is unnecessary to be determined, so the adhesive tape is convenient to use; in addition, the bonding strength is large, thus the structural pressure-sensitive adhesive tap is very suitable for field application.
Owner:中国航天科技集团公司第四研究院第四十二所

Heat-resisting conveying belt special for large junk and preparation process of heat-resisting conveying belt

The invention discloses a heat-resisting conveying belt special for a large junk and a preparation process of the heat-resisting conveying belt. According to the technical scheme, the heat-resisting conveying belt special for the large junk comprises a belt core, belt core rubber and coverage rubber. The coverage rubber comprises upper coverage rubber and lower coverage rubber. The coverage rubberis formed by polymerizing raw materials which include EPDM, chlorinated polyethylene rubber, carbon black, modified ceramic fibers, a vulcanizing agent, an accelerant, an activation agent, a plasticizer and an anti-aging agent. Ceramic fibers are immersed into impregnation liquid formed by polyethylene glycol, imvite, glycerol ester of rosin, a silane coupling agent, BMDPM and diethylene glycol dibenzoate, and the modified ceramic fibers are obtained through modification treatment. The bonding strength of the modified ceramic fibers is high, the bonding force of the modified ceramic fibers and rubber can be improved, the defect that the bonding strength of EPDM and the belt core is low can be overcome, heat resistance of the conveying belt is improved, and meanwhile the interlayer bondingstrength of EPDM and the belt core is improved.
Owner:青岛环球输送带有限公司

Preparation method of charcoal particle drying agent

The invention relates to a drying agent and in particular relates to a preparation method of a charcoal particle drying agent. The preparation method of the charcoal particle drying agent comprises the following steps: uniformly mixing the raw materials; carrying out electronic radiation crosslinking treatment; and processing the raw materials into particles, strips or sheets. The raw materials comprise the following components in parts by weight: 60-80 parts of bamboo charcoal powder, 15-25 parts of bentonite, 10-13 parts of calcium chloride, 9-12 parts of magnesium sulfate, 5-8 parts of starch, 4-9 parts of attapulgite ore, 6-11 parts of hard gypsum ore, 1-3 parts of bamboo leaf oil, 3-7 parts of adhesive liquid, 0.1-0.5 part of capraldehyde, 0.2-0.4 part of linalool, 0.02-0.06 part of thymol, 0.6-0.9 part of glyceryl triabietate and 5-8 parts of a moisture absorption additive. The moisture absorption additive is selected from polyvinyl alcohol fiber, polyoxyethylene fiber, alginate fiber and mulberry silk; the adhesive liquid comprises phthalic anhydride, furfuryl alcohol, triethylene glycol, glutaric acid, butantriol, zinc oxide powder, magnesium oxide, chloroprene rubber, elastic rubber, softening oil, dimethyl carbonate, benzoyl peroxide, acetic ether, an emulgator, flour, nano-silver, a fire retardant, methylcellulose and deionized water. The drying agent is high in drying performance and fresh and natural in smell, and has a good deodorizing effect.
Owner:临泉县双狐皮件加工股份有限公司
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