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36results about How to "Improve descriptive" patented technology
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Starch-based degradable bioplastic and preparation method thereof
InactiveCN106916372AImprove hydrophobicityImprove descriptiveBiodegradable plasticNatural environment
The invention relates to a starch-based degradable bioplastic and a preparation method thereof. The objective of the invention is mainly to overcomes the disadvantages of proneness to production of plastic garbage and pollution to environment of general-purpose plastics in the prior art and the disadvantage of high price of biodegradable plastics in the prior art. The starch-based degradable bioplastic is characterized by comprising a high-hydrophobicity starchy material, aliphatic acid, a nucleating agent, a modifier, an oxidation promoter and the like. The preparation method comprises the following steps: mixing the above-mentioned components, a high polymer material and other auxiliary materials with a mixer; then adding a mixture obtained in the previous step into a double-screw extruder; carrying out mixing, plasticization and granulation in the double-screw extruder; and carrying out blow molding, calendaring, vacuum molding and the like so as to obtain the starch-based degradable bioplastic or a film. The starch-based degradable bioplastic is free of toxicity and applicable to agricultural films, food packaging materials, disposable plastic products for daily life, etc. The starch-based degradable bioplastic can be degraded by light, water and microbes in natural environment, so the problem of environmental pollution caused by waste general-purpose plastics in the prior art is overcome.
Owner:HEILONGJIANG XINDA ENTERPRISE GRP
Carbon-ceramic based brake pad
InactiveCN102562890AHigh melting pointExcellent high temperature mechanical propertiesFriction liningCarbon fibersAdhesive
The invention relates to preparation of brake pads in the field of the automobile industry, in particular to a carbon-ceramic based brake pad, which is higher in strength and more stable in performance. In weight percent, the brake pad comprises 5-15% of adhesives, 20-30% of reinforcing materials, 20-30% of frictional property conditioning agents and 30-50% of packing in formula, wherein the adhesives include phenolic resin, silicone modified phenolic resin and butyronitrile modified phenolic resin, the reinforcing materials include carbon fibers, ceramic fibers and aramid pulp, the frictional property conditioning agents include grinding agents and lubricating agents, the grinding agents include aluminum oxide, ferric oxide, magnesium oxide and frictional powder, the lubricating agents include graphite, sulfide and mica, and the packing comprises barium sulfate, potassium titanate and magnesium oxide. The carbon-ceramic based brake pad has negative temperature coefficient, stable chemical performance and resistance to strong acid and strong alkali, and is nonhazardous and extremely high in mechanical performance.
Owner:东营宝丰汽车配件有限公司
Method for preparing double-component nano polyaniline-epoxy acrylate resin/polyurethane interpenetrating network conductive anticorrosive paint
InactiveCN105778750AImprove low temperature flexibilityImprove appearanceAnti-corrosive paintsPolyurea/polyurethane coatingsEnvironmental resistanceChemical reaction
The invention relates to a method for preparing double-component nano polyaniline-epoxy acrylate resin / polyurethane interpenetrating network conductive anticorrosive paint. According to the method, a conductive interpenetrating network polymer coating is prepared through chemical reaction of a component A, that is, a nano polyaniline-epoxy acrylate resin system, and a component B, that is, a castor oil polyurethane prepolymer containing an isocyanate end group under the action of an initiator and a catalyst, wherein the component A is prepared by drying a mixture obtained through in-situ emulsion polymerization of aniline in epoxy acrylate resin, adding an allyl monomer, a catalyst, a polymerization inhibitor, a preservative, a light stabilizer, packing and the like, and by uniformly stirring the components; the component B, that is, the polyurethane prepolymer, is prepared by enabling castor oil and diisocyanate to react, adding an initiator, a promoter and a proper amount of a solvent, and by uniformly stirring the components. The paint is simple in process equipment, convenient to operate, beneficial to large-scale industrial production, high in solid content, stable in anticorrosion property and very good in mechanical property, aging resistance, chemical corrosion resistance and environmental friendliness.
Owner:HUBEI QILI NEW MATERIAL CO LTD
Environment-friendly degradable composite film for packaging and preparation method thereof
The invention discloses an environment-friendly degradable composite film for packaging and a preparation method thereof. The degradable composite film is of a composite structure comprising a first modified polyvinyl alcohol layer, an insulating layer, a titanium dioxide fireproof layer, a polyvinyl alcohol composite layer, a second modified polyvinyl alcohol layer and a PET release film layer. The modified polyvinyl alcohol layer is prepared from the following raw materials in parts by weight: 45-76 parts of modified polyvinyl alcohol, 6-12 parts of bamboo carbon fibers, 3-8 parts of a medical stone powder, 2-5 parts of a nano calcium carbonate powder, 1-4 parts of lignocellulose, 3-6 parts of polyethylene glycol 400 and 2-5 parts of acetyl tributyl citrate. The composite film formed byhot-pressing stretching has excellent tensile strength, elongation at break, water resistance and high-temperature resistance. The used raw materials are non-toxic and environment-friendly and high indegradation rate, and can be substantially degraded if being photo-oxidized for 45 days. The environment-friendly degradable composite film is suitable for serving as a composite film for packaging food, chemical products and pesticides.
Owner:江西中聚宏新材料科技有限公司
Bamboo-powder-added enhanced composite automotive interior product material and preparation method thereof
The invention discloses a bamboo-powder-added enhanced composite automotive interior product material. The material is prepared from, by weight, 100-103 parts of polylactic acid, 3.5-4 parts of nanometer antimony trioxide, 10-11 parts of decabromodiphenyl ethane, 25-27 parts of SEBS, 60-62 parts of kenaf fibers, 10.5-12 parts of bamboo powder, 5-6.5 parts of carboxymethyl cellulose, 4.5-5.5 parts of talcum powder, 8-9 parts of ethyl alcohol, 0.8-1 part of silane coupling agent kh550, 1-2 parts of stearic acid, 3-4 parts of polyacrylamide and a proper amount of water. The silane coupling agent is used for treating the bamboo powder, the talcum powder and other components to form soaking slurry, environment friendliness is achieved, the tenacity and strength of fibers are enhanced, the bonding performance and description performance of the bamboo powder and other components and the blend fibers can be improved, the processing technology is conveniently and industrially controlled, the following extrusion technology is good in liquidity, the prepared product is good in appearance and free of warping, good bending strength is achieved, and environment friendliness is achieved.
Owner:WUHU HUANRUI AUTO INTERIOR DECORATION
A production method of a power type lithium ion battery anode material
ActiveCN107293697AApplicable useImproved magnification performanceCell electrodesCarbon disulfideAsphalt
A production method of a power type lithium ion battery anode material is provided. Needle coke is adopted as a main raw material. The method includes a step of crushing and grading the needle coke into micron-size particles; a step of adding asphalt into carbon disulfide liquid, stirring the mixture to dissolve the asphalt, then adding the needle coke micron-size particles, fully stirring the mixture, and performing evaporation to dryness at 70 DEG C; a step of adding graphene into an ethanol solution having a concentration of 70%, fully stirring the ethanol solution, then adding phenolic resin into the ethanol solution, stirring the mixture to obtain a suspension, filtering the suspension and performing evaporation to dryness; a step of subjected to two dried materials to mixing, heating and modification at 300-400 DEG C according to a certain ratio; and a step of performing carbonization at 1300-1400 DEG C, or performing carbonization at 1300-1400 DEG C, and then performing graphitization at 2800-3000 DEG C, or directly performing graphitization at 3000-3200 DEG C. The material prepared by the method has advantages of a high charge-discharge rate, good cyclic performance, good charge-discharge reaction reversibility, a high capacity, and the like.
Owner:大连宏光锂业有限责任公司
Automotive dashboard material capable of improving antistatic property through modified graphene
InactiveCN105802011AImprove descriptiveImproved absorption of impact energyN dimethylformamidePolyvinyl alcohol
The invention discloses an automotive dashboard material capable of improving the antistatic property through modified graphene. The automotive dashboard material is prepared from raw materials in parts by weight as follows: 100-105 parts of polypropylene powder, 20-22 parts of methyl methacrylate, 30-32 parts of polycarbonate powder, 10-11.5 parts of 200-mesh kaolin, 0.6-0.7 parts of polyvinyl alcohol, 3-3.5 parts of divinyl benzene, 0.2-0.22 parts of tween 80, an appropriate amount of distilled water, an appropriate quantity of sodium chloride aqueous solutions with the concentration being 10wt%, 1.5-2 parts of ethoxylated alkyl acid amide, 3-4 parts of white oil, 100-105 parts of N,N-dimethylformamide, 5-6 parts of graphite oxide, 5-6 parts of hydrazine hydrate, an appropriate amount of ammonia water and 10-12 parts of isophorone diisocyanate. The manufactured automotive dashboard has excellent toughness, strength and antistatic and dustproof functions and a good self-cleaning effect.
Owner:ANHUI AICS SCI & TECH GROUP
Release film containing 4-methyl-1-pentene polymer and preparation method thereof
ActiveCN112810273AImprove pass rateSimple manufacturing methodLamination ancillary operationsSynthetic resin layered productsChemistryPolymer chemistry
The invention discloses a release film containing a 4-methyl-1-pentene polymer. The release film is characterized by sequentially comprising an outer film layer, a core film layer and an inner film layer from top to bottom, wherein the outer film layer is prepared by blending a 4-methyl-1-pentene polymer and a probenazole grafted and modified 4-methyl-1-pentene polymer according to a mass ratio of (3-5): 1; the core film layer is prepared by blending probenazole / allyl pentafluorobenzene / 2,4-diphenyl-4-methyl-1-pentene copolymer and hyperbranched polyethylene fiber according to a mass ratio of 100 to (5-10); and the inner film layer is prepared by blending the 4-methyl-1-pentene polymer and the probenazole grafted and modified 4-methyl-1-pentene polymer according to a mass ratio of 1: (2-4). The invention also discloses a preparation method of the release film containing the 4-methyl-1-pentene polymer. The release film containing the 4-methyl-1-pentene polymer, disclosed by the invention, is good in release property, high temperature resistance, weather resistance and flame retardance and excellent in comprehensive performance, performance stability and mechanical properties.
Owner:苏州市新广益电子股份有限公司
Anticorrosion aluminum alloy surface treating agent
InactiveCN104109853ACompounding is reasonableImprove descriptiveMetallic material coating processesEthylenediamineTurbidity
The invention discloses an anticorrosion aluminum alloy surface treating agent. The agent is composed of the following raw materials in parts by weight: 0.1 to 0.2 part of cobalt chloride, 1.6 to 2 parts of hydroxyethylidene diphosphonic acid, 0.1 to 0.16 part of tricalcium silicate, 0.4 to 1 part of malic acid, 0.7 to 2 parts of ammonium octamolybdate, 1 to 1.6 parts of borax, 0.2 to 0.4 part of magnesium sulfate, 1 to 1.7 parts of sodium pyrosulfite, 0.1 to 0.2 part of polybenzimidazole, 0.1 to 0.2 part of butyltin mercaptide, 0.1 to 0.3 part of trimethyl hydroxyethyl ethylenediamine, 2.6 to 4 parts of glycol, 2 to 3 parts of film-forming auxiliary agent, 16 to 20 parts of silane coupling agent KH560, and 100 to 140 parts of deionized water. Water is taken as the solvent, and each raw material is reasonably compounded, so the compatibility is good, and turbidity or flocculation will not be generated in the interface. Moreover, the surface treating agent has a very high adhesive performance, and the formed membrane is stable and environment-friendly.
Owner:六安华邦机电有限公司
External wall decoration structure and construction method thereof
ActiveCN110409732AImprove insulation effectImprove crack resistanceCovering/liningsFlooringInsulation layerSodium Bentonite
The invention relates to an external wall decoration structure and a construction method thereof. The external wall decoration structure comprises an insulation plate, an anti-cracking mortar insulation layer and a decoration plate; the anti-cracking mortar insulation layer is made by smearing anti-cracking mortar; and the anti-cracking mortar is manufactured by the following raw materials in certain parts by weight: Portland cement, sand, water, urea, polypropylene fiber, an air entering agent, a silane coupling agent, talcum powder, sodium bentonite, diatomite, glass beads and hydroxypropylmethyl cellulose. The construction method comprises the following steps that S1, the insulation plate is connected to a wall surface substrate through a connector, and impurities on the insulation plate are cleaned; S2, the materials are mixed for manufacturing the anti-cracking mortar; the anti-cracking mortar is smeared on the side, which is far away from the wall surface substrate, of the insulation plate; an anti-alkali mesh cloth is pressed into the mortar; the anti-cracking mortar is smoothed; the anti-cracking mortar insulation layer is levelled through thread pulling; and S3, after theanti-cracking mortar insulation layer is dried, the decoration plate is connected to the anti-cracking mortar insulation layer through the connector. The external wall decoration structure is good ininsulation effect and has good anti-cracking performance.
Owner:北京世纪金鳄建筑装饰有限公司
PC composite based on basalt fiber reinforcement and preparation method thereof
InactiveCN106751667AHigh tensile strengthImprove corrosion resistancePolymer sciencePlastic materials
The invention relates to the field of plastic raw materials and particularly relates to a PC composite based on basalt fiber reinforcement and a preparation method thereof. The PC composite based on basalt fiber reinforcement comprises the following components in parts by weight: 25-45 parts of PC, 10-30 parts of basalt fiber, 4-6 parts of kaolin, 10-15 parts of acrylic fiber, 10-20 parts of polypropylene, 3-8 parts of a toughening agent, 1-2 parts of a lubricant, 1-2 parts of a coupling agent and 2-6 parts of a compatilizer. The PC composite provided by the invention has high bending strength, high tensile strength, good impact strength and stable chemical properties and is convenient to recycle.
Owner:DONGGUAN G ONE NUCLEAR MATERIALS CO LTD
Eye essence cream and preparation method thereof
InactiveCN112315889ASimple manufacturing methodReduce dependenceCosmetic preparationsToilet preparationsMyrislignanPhosphorylcholine
The invention discloses an eye essence cream. The eye essence cream is characterized by comprising the following components in parts by weight of 1-3 parts of an astragalus sinicus flower extract, 0.5-2 part of a flos eriocauli extract, 0.1-0.6 part of a flos buddlejae extract, 2-5 parts of a herba pterospermi extract, 0.5-1.5 parts of a rosemary extract, 0.2-0.6 part of a lemon extract, 0.5-1 part of safflower oil, 0.5-1 part of dendrobium officinale essential oil, 0.2-0.5 part of tomato essential oil and 0.5-1 part of egg white, 0.1-0.3 part of myrislignan / N-allyl nicotinamide / polyethylene glycol monoallyl ether / 2-methacryloyloxyethyl phosphorylcholine copolymer, 2-5 parts of glycerol, 35-55 parts of water, 1-3 parts of emulsifier and 1-2 parts of functional Chinese herbal medicine extract. The invention further discloses a preparation method of the eye essence cream. The eye essence cream disclosed by the invention is good in performance stability, long in shelf life, high in use safety and small in toxic and side effects, has obvious moisturizing, nourishing and anti-aging effects, can enhance the vitality performance of eye cells and effectively inhibit and improve black eyesand under-eye puffiness of eyes.
Owner:姚佃文
ATRP ester-based amide block polymer modified polycarboxylic acid water reducer and preparation method thereof
The invention discloses an ATRP ester-based amide block polymer modified polycarboxylic acid water reducer and a preparation method thereof. The water reducer is mainly prepared by the following polymerization steps: a first polymerization step: under certain conditions, mixing unsaturated ester monomers, amide monomers, ligands, a catalyst, an emulsifier and water, adding the mixture into a three-neck flask with a mechanical stirring device, controlling the temperature to be 60-80 DEG C, continuously stirring, and dropwise adding an initiator to prepare an ester-based amide modified block polymer I; and a second synthesis step: controlling the temperature at 65-80 DEG C, adding a mixed solution of a polyether macromonomer and water to the ester-based amide modified block polymer I, carrying out a reaction, carrying out heat preservation, adding an alkali liquid to adjust the pH value of the system to about 10, and cooling to obtain the polycarboxylic acid water reducer. The polycarboxylic acid water reducer prepared by the invention adopts ATRP active polymerization, the rate is controllable, the compatibility with cement is better, the shrinkage rate of acted concrete is small, the slump is well maintained, and the performance is superior to that of traditional free radical polymerization.
Owner:HUBEI UNIV OF TECH
Addition type fluorosilicone rubber and preparation method thereof
InactiveCN110776748ASimple manufacturing methodShorten the production cyclePolymer scienceVulcanization
The invention provides an addition type fluorosilicone rubber. The preparation steps comprise: S1, reinforcing of hydrogen-terminated polyphenyl-(dimethylsiloxy) siloxane; S2, open milling of polydimethylvinylsiloxane; S3, cross-linking mixing, and S4, curing. The invention further provides a preparation method of the addition type fluorosilicone rubber. According to the invention, the preparationmethod is simple and easy to implement, free of flash, high in precision, short in production period and suitable for large-scale production; and the prepared addition type fluorosilicone rubber is completely vulcanized and has excellent basic properties and excellent mechanical properties.
Owner:宁波泰意德过滤技术有限公司
Anti-shearing flame-retardant glass fiber composite material
InactiveCN111303640ADevice dependency is smallHigh preparation efficiency and yieldFlame resistanceBis epoxide
The invention discloses an anti-shearing flame-retardant glass fiber composite material. The material is characterized by being prepared from the following components in parts by weight: 70 to 90 parts of hyperbranched borate, 4 to 8 parts of epoxy fluorophenyl sulfuryl calixpyrrole, 20 to 30 parts of glass fiber, 1 to 3 parts of 2, 2'-dihydroxy-4, 4'-dimethoxybenzophenone-5, 5'-disulfonic acid, 1to 2 parts of coupling agent and 0.2 to 0.5 part of phosphorus pentoxide. The invention also discloses a preparation method of the anti-shearing flame-retardant glass fiber composite material. The anti-shearing flame-retardant glass fiber composite material disclosed by the invention is better in comprehensive performance, better in performance stability, higher in shearing force strength, more excellent in heat resistance and flame retardance and easier to process and form.
Owner:邓华斌
Down fabric
ActiveCN110561843APrevent drill out effectImprove breathabilitySynthetic resin layered productsCellulosic plastic layered productsWeather resistanceEngineering
The invention discloses a down fabric, which sequentially comprises a fabric outer layer, a down layer and an inner lining layer from top to bottom, wherein the fabric outer layer and the down layer as well as the down layer and the inner lining layer are respectively and independently adhered by adhesion layers, the fabric outer layer is prepared from the following raw materials by weight: 50-70parts of polypyrazolo[1,5-A]-1,3,5-triazine-2,4(1H,3H)-dione 3-(tert-butyldimethylsiloxy)glutarate, 20-30 parts of poly bis(carboxyethylgermanium sesquioxide) polytetrahydrofuran glycol ester, and 10-15 parts of graphene oxide. According to the present invention, the down fabric has advantages of excellent gas permeability, excellent down penetration prevention effect, excellent water resistance,excellent cold resistance, excellent weather resistance, excellent flame retardancy and good hand feeling, and further has health-care function of blood circulation promoting.
Owner:合肥乖米熊科技有限公司
Method for slope protection
InactiveCN109463180AStrong soil and water conservationImprove water holding capacityGrowth substratesCulture mediaGrowth plantThermal insulation
The invention discloses a method for slope protection. The method includes the following steps that rivets are hit into a slope surface to lay and fix a slope surface iron gauge, then protection materials and grass seeds are uniformly mixed and formed through a stirring machine and by adding water, then the mixture is conveyed to a hydraulic spray-seeding machine through a pipeline to be sprayed to the slope surface, and the thickness of spraying is 7-10 mm; then watering maintaining is conducted on the spraying surface, and a sunscreen net or a thermal-insulation thin film is laid and disassembled after 20 days of maintaining. The limit value of compressive strength of a slope surface base material formed through the method is larger than or equal to 3.0 MPa, the slope surface base material and soil can interact with each other, the storing and transferring route for water, air, fertilizer, heat and other plant growth elements is provided, growth and development of plants are easy, conservation of water and soil of slope soil can be effectively improved, slope erosion can be prevented or slowed, and swelling falling, stripping, plant short-period degeneration and other phenomena can be avoided.
Owner:CHONGQING JIAOTONG UNIVERSITY
Weight adaptive pose estimation method based on point-line fusion
PendingCN110570473AImprove adaptability and robustnessImprove descriptiveImage enhancementImage analysisSelf adaptiveLine segment
The invention discloses a weight adaptive pose estimation method based on point-line fusion. According to the method, a point-line fusion algorithm is used for carrying out feature extraction and matching on the environment, and description of the environment is achieved. By using the point-line fusion algorithm, the adaptability and robustness to the environment are improved, and the descriptiveproperty to the environment is also improved while the environment characteristics can be stably extracted in various complex environments. A region division and region growth mode is adopted to adaptto distribution conditions and density degrees of point features and line feature endpoints, and then weight distribution of the point features and the line feature endpoints in a grid after growth is adjusted in a self-adaptive mode, so that the influence of uneven feature distribution on pose estimation is reduced to the greatest extent. According to the method, the reprojection error of the line feature is calculated by calculating the distances from the two endpoints of the projection line segment to the corresponding detection straight lines, so that the calculation of the reprojection error of the line feature is divided into two parts, the two endpoints do not interfere with each other in different grids, and the description precision of the reprojection error of the line feature is improved.
Owner:HEBEI UNIV OF TECH
A kind of polyamide composition and preparation method thereof
The invention discloses a polyamide composition, which is composed of polyamide, toughening master batch, nucleating agent, coupling agent and glass fiber, wherein the toughening master batch is composed of polyamide 6, toughening agent, toughening Synergists, antioxidants and lubricants are prepared. The toughening component is added in the form of self-prepared toughening masterbatch, which improves the dispersion of the toughening component in polyamide on the one hand, and improves the reaction degree of the toughening component and polyamide on the other hand, greatly The toughening effect is improved, and the good mechanical strength of the material is retained at the same time, so that the polyamide composition can be prepared with excellent rigidity and toughness. The invention also discloses a preparation method of the polyamide composition.
Owner:ORINKO NEW MATERIAL CO LTD
Membrane material for industrial wastewater treatment
InactiveCN111282552ASimple processEasy to operateSemi-permeable membranesMembranesIndustrial waste waterTriazine
The invention discloses a membrane material for industrial wastewater treatment. The membrane material is characterized by being prepared from the following polymerizable monomers in parts by weight through free radical polymerization: 3-6 parts of vinyl modified boronized black phosphorus quantum dots, 8-12 parts of vinyl-terminated hyperbranched poly (amine-ester) and 1-3 parts of beta-phenyl acryloyl chloride modified 2, 4, 6-tri (4-aminophenyl)-1, 3, 5-triazine. The invention also discloses a preparation method of the membrane material for industrial wastewater treatment. The membrane material for industrial wastewater treatment disclosed by the invention is good in treatment effect on industrial wastewater containing heavy metal ions, high in efficiency, excellent in mechanical property, corrosion resistance and pollution resistance, and particularly high in capacity of catalyzing decomposition of organic matters in the wastewater and adsorbing and separating the heavy metal ionsin the wastewater.
Owner:周青英
a down fabric
ActiveCN110561843BPrevent drill out effectImprove breathabilitySynthetic resin layered productsCellulosic plastic layered productsPolymer scienceEngineering
Owner:合肥乖米熊科技有限公司
A kind of production method of negative electrode material of power type lithium ion battery
ActiveCN107293697BImprove structural stabilityIncrease capacityCell electrodesEvaporationCarbonization
A production method of a power type lithium ion battery anode material is provided. Needle coke is adopted as a main raw material. The method includes a step of crushing and grading the needle coke into micron-size particles; a step of adding asphalt into carbon disulfide liquid, stirring the mixture to dissolve the asphalt, then adding the needle coke micron-size particles, fully stirring the mixture, and performing evaporation to dryness at 70 DEG C; a step of adding graphene into an ethanol solution having a concentration of 70%, fully stirring the ethanol solution, then adding phenolic resin into the ethanol solution, stirring the mixture to obtain a suspension, filtering the suspension and performing evaporation to dryness; a step of subjected to two dried materials to mixing, heating and modification at 300-400 DEG C according to a certain ratio; and a step of performing carbonization at 1300-1400 DEG C, or performing carbonization at 1300-1400 DEG C, and then performing graphitization at 2800-3000 DEG C, or directly performing graphitization at 3000-3200 DEG C. The material prepared by the method has advantages of a high charge-discharge rate, good cyclic performance, good charge-discharge reaction reversibility, a high capacity, and the like.
Owner:大连宏光锂业有限责任公司
Anti-bacterial hydrophilic urethral catheter
InactiveCN112043940ASimple manufacturing methodRaw materials are easy to getCatheterCoatingsPyrrolidinonesEngineering
The invention discloses an anti-bacterial hydrophilic urethral catheter which comprises a urethral catheter body and a coating coated on the surface of the urethral catheter body. The urethral catheter body is prepared from a fluorine-silicon material copolymer, polyurethane and 1-(3-triethoxysilylpropyl)-1H-pyrrole-2,5-diketone modified fullerene, wherein the coating on the surface of the urethral catheter body is prepared from 3-(2-hydroxyethyl)-1-[[3-(2-hydroxyethyl)-2-oxopyrrolidin-1-yl]methyl]pyrrolidin-2-one, Bis[2-(3,4-epoxycyclohexyl)ethyl]tetramethyldisiloxane and polylactic acid through a chemical reaction. The prepared anti-bacterial hydrophilic urethral catheter is excellent in comprehensive performance, has a continuous anti-bacterial effect, is excellent in surface hydrophilic lubrication, flexibility and comfort, and is easy to insert.
Owner:湖南博隽生物医药有限公司
A kind of exterior wall decoration structure and its construction method
ActiveCN110409732BImprove insulation effectImprove crack resistanceCovering/liningsFlooringCelluloseInsulation layer
Owner:北京世纪金鳄建筑装饰有限公司
Nutritive health-care white sesame seed paste capable of promoting digestion and preparation method of nutritive health-care white sesame seed paste
InactiveCN108308511AHigh nutritional valueImprove oxidation stabilityFood preservationFood ingredient functionsPreservativeSunflower oil
The invention discloses nutritive health-care white sesame seed paste capable of promoting digestion and a preparation method of the nutritive health-care white sesame seed paste. The nutritive health-care white sesame seed paste comprises the raw materials of white sesame seeds, lotus root starch, coix seed powder, a nutrient supplement, a preservative, an emulsifying agent, spice, sunflower oil,sesame oil and vinegar. According to the nutritive health-care white sesame seed paste capable of promoting digestion and the preparation method of the nutritive health-care white sesame seed paste provided by the invention, the obtained white sesame seed paste is rich in nutrients, rich in fragrance, good in mouth feel, stable in properties and long in quality guarantee period, has the effects of maintaining beauty, keeping young, stimulating the appetite, promoting digestion, benefiting qi for activating blood circulation and the like, and is good in health-care effects.
Owner:HEFEI JINXIANGWEI IND & TRADE
Method and control device for charging or discharging a piezoelectric actuator
ActiveCN104066958BRealize chargingImprove accuracyElectrical controlMachines/enginesElectricityPotential difference
The invention relates to a method for charging or discharging a piezoelectric actuator (100), in particular a piezoelectric actuator of an injection valve of an internal combustion engine, wherein a first part of the actuator (100) An interface (102) is at least temporarily placed via a transfer inductance (L) at a first reference potential (PB1), characterized in that the actuator (100) is actuated according to the first reference potential (PB1 ) and the potential difference between the potential (P102) on the first interface (102) of the actuator (100).
Owner:ROBERT BOSCH GMBH
A kind of silicone acrylic emulsion and preparation method thereof
Owner:东方雨虹民用建材有限责任公司
A kind of resin diamond wire and its preparation method
ActiveCN108115854BIncrease cutting forceReduce use costFine working devicesPolymer scienceResin coating
The invention provides a resin diamond wire and a preparation method thereof. The resin diamond wire comprises a bus bar and a resin coating that coats the surface of the bus bar; raw materials forming the resin coating comprise a resin, a modified diamond abrasive and a filler; and the modified diamond abrasive is plasma-treated diamond powder. The resin diamond wire greatly improves the bondingforce between the resin and the diamond, the resin holds the diamond more firmly and does not fall off easily, the number of diamonds which are effectively involved in cutting is more, the diamond loss is lower, and thus the cutting force of the resin diamond wire is improved. In addition, no low molecular volatile is produced during the processing of the resin diamond wire, and the method is veryenvironmentally friendly.
Owner:ZHEJIANG SHUNLIAN INTELLIGENT EQUIP CO LTD
Side slope protective material
InactiveCN109020392AImprove water holding performanceIncrease water holding capacityFertilizerActive carbon
The invention discloses a side slope protective material, which comprises following raw materials in parts by weight: 50 to 60 parts of common silicate cement, 30 to 40 parts of clay, 5 to 15 parts ofcotton seed hull, 5 to 10 parts of yellow sand, 5 to 15 parts of corn straw, 1 to 10 parts of ceramsite, 1 to 10 parts of pumice stone, 1 to 10 parts of polyphenyl particle, 4 to 8 parts of active carbon powder, 5 to 10 parts of nano iron, and 6 to 12 parts of modified Chinese medicine residue. The protective material can interact with soil, provides a storage and migration channel for growth factors for plants such as gas, water, fertilizer, heat, and the like; is beneficial for the growth of plants, can maintain the water and soil of side slops, prevents side slopes from being corroded, andavoids the phenomenon such as swelling of side slopes, stripping, short-term vegetation degradation, and the like.
Owner:CHONGQING JIAOTONG UNIVERSITY
Resin diamond wire and preparation method thereof
ActiveCN108115854AIncrease cutting forceImprove bindingFine working devicesResin coatingCutting force
The invention provides a resin diamond wire and a preparation method thereof. The resin diamond wire comprises a bus bar and a resin coating that coats the surface of the bus bar; raw materials forming the resin coating comprise a resin, a modified diamond abrasive and a filler; and the modified diamond abrasive is plasma-treated diamond powder. The resin diamond wire greatly improves the bondingforce between the resin and the diamond, the resin holds the diamond more firmly and does not fall off easily, the number of diamonds which are effectively involved in cutting is more, the diamond loss is lower, and thus the cutting force of the resin diamond wire is improved. In addition, no low molecular volatile is produced during the processing of the resin diamond wire, and the method is veryenvironmentally friendly.
Owner:ZHEJIANG SHUNLIAN INTELLIGENT EQUIP CO LTD
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