Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Hiro

51results about How to "Achieve the purpose of self-healing" patented technology

Crack self-repairing concrete using aerobic basophilic microorganisms and preparation method thereof

ActiveCN106045400AGood durability and volume stabilityGood compatibilitySilica fumePerlite
The invention relates to crack self-repairing concrete using aerobic basophilic microorganisms and a preparation method thereof. The concrete contains expanded perlite loading an aerobic basophilic microorganism repair agent, cement, pebbles, sand, silica fume, water, calcium lactate and water reducer. The crack self-repairing concrete has the crack self-repairing function and has heat-preservation and heat-insulation functions, the aerobic basophilic microorganisms serve as a crack repairing agent, calcium lactate serves as nutritional matter for microorganism metabolism, and expanded perlite serves as a carrier of the crack repairing agent. When concrete cracks, water and air enters the cracks so that resting microorganisms can restore the metabolism function, calcium lactate is converted into calcium carbonate precipitate, and accordingly the aims of automatically diagnosing and repairing the concrete cracks, preventing expansion of the cracks and improving concrete impermeability are achieved. The microorganism crack self-repairing concrete serves as a concrete material integrating the functions of crack self-diagnosis and self-repairing, lightweight, heat preservation and heat insulation, and has large research value and application potential.
Owner:TAIYUAN UNIV OF TECH

Anode material for lithium-ion battery and preparation method and application of anode material

The invention discloses an anode material for a lithium-ion battery. The anode material comprises a carbon core layer and a silicon wrapping layer. The silicon wrapping layer wraps the carbon core layer to form a silicon / carbon composite material. The anode material further comprises a metallic oxide wrapping layer serving as the outer wrapping layer of the silicon / carbon composite material. The anode material solves the problem that due to the fact that a silicon-contained anode material is prone to expansion, the battery capacity is rapidly reduced. The invention further discloses a preparation and application of the anode material for the lithium-ion battery. The preparation method includes the step of conducting high-temperature annealing to form the anode material after the silicon / carbon composite material is fluidified and wrapped by a metal salt solution. The lithium-ion battery more excellent in performance can be obtained when the anode material is applied.
Owner:INST OF NEW ENERGY SHENZHEN

Microcapsule type additive for corrosion-resistant coating and preparation method thereof

The invention discloses a microcapsule type additive for corrosion-resistant coating and a preparation method thereof. The microcapsule type additive is prepared by the following components by weight percent, 40wt-80wt% of water, 5wt%-35wt% of air-drying type film-forming substance, 0.01wt%-10wt% of anti-rusting agent, 5wt%-30wt% of capsule-wall resin and 0.05wt%-2wt% of emulsifying agent; the mixture of the air-drying film-forming substance and the anti-rusting agent is wrapped in the capsule-wall resin which is urea resin, melamine-formaldehyde resin or modified polymer of the urea resin and melamine-formaldehyde resin or mixture of two or more than two substances. The additive disclosed by the invention has the advantages that the additive is added into the corrosion-resistant coating, the corrosion resistance of the prepared coating can be further improved, especially when the paint film is damaged due to action of external force, the added additive can release a restoration agent and the anti-rusting agent to restore the damage and inhibit the corrosion expansion by self, so that the service life of the paint film is prolonged.
Owner:BAUHINIA PAINTS SHANGHAI CO LTD

Bionic self-healing material for air leakage stoppage in coal mine

The invention relates to a bionic self-healing material for air leakage stoppage in a coal mine. The bionic self-healing material comprises a fast-setting expanding material, microcapsules containing a healing agent, and a catalyst, wherein the fast-setting expanding material comprises several of a cement clinker, coal ash, steel slag, mountain flour, salty mud, carbide slag, an expanding agent, a water reducing agent and sand, and each microcapsule is composed of a wall material (polymer resin) and a core material (the healing agent); the wall material of each microcapsule is at least one of urea resin, melamino-formaldehyde resin, melamine urea-formaldehyde resin and polyurethane, the healing agent is at least one of olefins containing double bonds, such as polyurethane prepolymer, isocyanate, phenolic resin, epoxy resin, styrene, acrylics and dicyclopentadiene (DCPD), and the catalyst is at least one of Grubbs catalyst, dibutyltin dilaurate and amines. The bionic self-healing material for air leakage stoppage in the coal mine disclosed by the invention has the advantages of being automatic in detection and healing, moderate in expansion, fast to set, good in conveying performance, strong in setting performance, green and environmentally friendly, and low in price.
Owner:胡相明

Injectable silk fibroin bone repair filling sustained-release material, and preparation method and application thereof

The present invention provides an injectable silk fibroin bone repair filling sustained-release material, including oligomeric lactic acid grafted strontium-doped hydroxyapatite and a silk fibroin dehydration compound and genipin, wherein the molar content of strontium in the oligomeric lactic acid grafted strontium-doped hydroxyapatite is less than 10%. The present invention also provides a preparation method thereof, comprising the steps of: obtaining oligomeric lactic acid grafted strontium-doped hydroxyapatite, wherein the molar content of strontium in the oligomeric lactic acid grafted strontium-doped hydroxyapatite is less than 10%; mixing the oligomeric lactic acid grafted strontium-doped hydroxyapatite and a silk fibroin solution with a mass concentration of 1-10%, heating to 30-70 DEG C, reacting for 4 h to obtain a mixture; mixing the mixture with a genipin aqueous solution with a concentration of 1-15% to obtain the injectable silk fibroin bone repair filling sustained-release material. The present invention also provides the application of the injectable silk fibroin bone repair filling sustained-release material in tissue engineering and drug delivery.
Owner:深圳市中科海世御生物科技有限公司

Preparation method of compression-resistant self-repairing concrete

The invention discloses a preparation method of compression-resistant self-repairing concrete, belonging to the technical field of construction material preparation. The repairing packing prepared bythe invention is bacillus alcalophilus-carried epoxy-fluorocarbon composite resin micro-capsules; the adopted bacillus alcalophilus has a good adaptability for high alkaline environment in concrete; and moreover, the self-repairing packing prepared by the invention can be used for self-diagnosing and self-repairing concrete cracks, thereby reaching the purpose of crack self-repairing. Bacillus alcalophilus, the remediating inoculant, in the compression-resistant self-repairing concrete prepared by the invention is screened and cultured through alkaline environment culture media of secondary settling sludge diluent, calcium bicarbonate and sodium carbonate; the doped carbon nanotubes can enhance siphon action produced by fracture surfaces of cracks, so that concrete cracks can be basicallyrepaired fast, and then be strengthened and repaired by calcium bicarbonate in concrete that forms into calcium carbonate slowly, and moreover, capsule core, as fluid packing, is good in thixotropic property and can improve compression-resistant performance of concrete.
Owner:佛山齐安建筑科技有限公司

Preparation method of crack-resistant self-repairing concrete

The invention relates to a preparation method of crack-resistant self-repairing concrete, belonging to the technical field of building material preparation. The preparation method comprises the following steps: firstly, mixing and fermenting bed silt, lime milk and eucalyptus leaves, freezing and drying a fermentation product, mixing with ultra-fine ultra-short steel fiber to obtain a self-made filler, then preparing thin-walled glass fiber tubes, injecting an epoxy adhesive and citric acid into the thin-walled glass fiber tubes to obtain self-made functional glass fiber tubes, and mixing theself-made filler, the self-made functional glass fiber tubes and other components such as cement, so as to finally obtain the crack-resistant self-repairing concrete. The anti-cracking self-repairingconcrete has excellent anti-cracking performance, can be self repaired after generating micro-cracks, has strong mechanical properties and has broad application prospects.
Owner:FOSHAN LINGCHAO NEW MATERIAL CO LTD

Nano composite material and preparation method thereof

The invention relates to a nano composite material and a preparation method thereof, and particularly discloses a preparation method of a nano composite material with a self-repairing property, and the method comprises the following steps: (1) reacting high polymer polyol with polyisocyanate to prepare a polyurethane prepolymer of which the two ends are-NCO terminated; (2) adding a self-repairingfunctional molecule into the polyurethane prepolymer of which the two ends are-NCO terminated, and heating to react to obtain a polyurethane matrix with repairing performance; (3) adding a filler intothe polyurethane matrix with repair performance to prepare a nano composite material mixed solution; and (4) removing the solution to obtain the composite material. The nano composite material disclosed by the invention can be self-repaired through heating, and the dielectric property and the mechanical property of the self-repaired nano composite material are well recovered.
Owner:SHENZHEN INST OF ADVANCED TECH CHINESE ACAD OF SCI

Self-repairing anticorrosive outdoor building graphene coating and preparation method thereof

the invention provides a self-repairing anticorrosive outdoor building graphene coating and a preparation method thereof. The graphene coating is obtained by mixing self-repairing microcapsules, polytetrafluoroethylene resin, sodium dodecyl benzene sulfonate modified graphene dispersion liquid and additives, wherein the capsule core of the self-repairing microcapsule is a polyurethane prepolymer (IPDI) which is generated by 1,4-butanediol(BD) and isophorone diisocyanate and the capsule wall is made of polyurethane. The outdoor building graphene coating provided by the invention comprises the self-repairing microcapsule, so that the self-repairing performance and the repairing effect of the coating are remarkably improved, and the addition of the graphene improves the corrosion resistance of the coating and is combined with the self-repairing microcapsule, thus the comprehensive performance of the household paint is further remarkably improved, and the application prospect is excellent.
Owner:CHENDU NEW KELI CHEM SCI CO LTD

Self-healing environment-friendly penetrating type polymer modified cement-based waterproofing slurry

ActiveCN106145823AHas secondary crystal penetrationImprove waterproof performanceSelf-healingEnvironmental resistance
A self-healing environment-friendly penetrating type polymer modified cement-based waterproofing slurry is composed of a liquid material and a powdered material. The liquid material is prepared from, by weight, 550-750 parts of acrylic emulsion, 3-8 parts of defoaming agent, 5-10 parts of dispersing agent, 0.1-3 parts of sterilizing agent and 20-100 parts of deionized water; the powdered material is prepared from, by weight, 200-500 parts of 42.5 grey cement, 100-200 parts of quartz sand of 60 meshes to 120 meshes, 100-300 parts of quartz powder of 200 meshes, 1-5 parts of naphthalene water reducer, 0.5-2 parts of early strength agent, 1-5 parts of rubber powder, 30-70 parts of TC master batches and 8-20 parts of super water absorber. When the waterproofing slurry is used, the liquid material and the powdered material are stirred to be uniform according to the weight ratio of 10:(15-25), and the waterproofing slurry is obtained. According to the self-healing environment-friendly penetrating type polymer modified cement-based waterproofing slurry, the purposes of reaching self healing and environmental friendliness of the waterproofing slurry are achieved mainly by adding the immersing-crystallizing material TC master batches and the super water absorber in the powdered material and introducing the acrylic emulsion with low glass transition temperature into the liquid material; preparation is easy, the cost is low, environmental friendliness and no pollution are achieved, and mass production can be achieved.
Owner:TANGSHAN DONGFANG YUHONG WATERPROOF TECH CO LTD

Self-adhesive reactive ethylene-octene copolymer composite waterproof coiled material and production method thereof

The invention relates to a self-adhesive reactive ethylene-octene copolymer composite waterproof coiled material and a production method thereof. The self-adhesive reactive ethylene-octene copolymer composite waterproof coiled material is formed by superimposing and compounding a base layer, a surface layer and an anti-adhesive isolating layer, wherein the base layer is an ethylene-octene copolymer waterproof layer, the surface layer is a self-adhesive reactive butyl rubber layer, and the isolating layer is a PE (polyethylene) anti-adhesive isolating film; on the basis of 100 parts of ethylene-octene copolymer, the base layer comprises 50-110 parts of carbon black, 30-70 parts of superfine talc powder, 5-10 parts of calcium carbonate, 20-60 parts of a plasticizer, 2-10 parts of polyethylene glycol, 1-6 parts of dicumyl peroxide, 0.5-2.75 parts of a crosslinking agent and 1-3 parts of an anti-aging agent; and the surface layer comprises the main raw materials namely butyl rubber, polyisobutylene, amorphous alpha-olefin copolymer and viscosity increasing resin, and the surface layer comprises auxiliary materials namely desulfurization gypsum, bentonite, calcium stearate, lithium chloride, calcium chloride, a swelling agent and a crosslinking agent. The invention can realize molecular chain complete crosslinking of the ethylene-octene copolymer waterproof coiled material to improve the thermal stability of the material and can achieve the aim of self-repairing by stopping water with water.
Owner:解飞

Liquid crystal lens and stereoscopic display device

ActiveCN102929068ALower impedanceImprove the uniformity of voltage distributionNon-linear opticsOptical elementsDisplay deviceLiquid crystal
The invention provides a liquid crystal lens. The improvement is that a second electrode in a first lens unit comprises a plurality of bar electrodes which are same in width and equal in separation distance and extend along the y direction; a first insulation layer is arranged on the second electrode and provided with an opening in a position corresponding to the second electrode; a third electrode is arranged on the first insulation layer; the third electrode comprises two parts, the first part is a bar electrode in a position corresponding to the opening of the first insulation layer, and the second part is a suspended bar electrode arranged between every two bar electrodes of the first part; and a second insulation layer is arranged on the third electrode. The invention further provides a stereoscopic display device using the liquid crystal lens. The liquid crystal lens provided by the invention has the advantages as follows: due to the new liquid crystal lens can, the impedance of the bar electrodes in the liquid crystal lens unit is reduced on one hand and the automatic repair effect is exerted to a certain extent at the same time on the other hand; and the problem of non-uniform voltage distribution in a liquid crystal lens array is radically solved.
Owner:中航华东光电有限公司

Data synchronizing method and apparatus

The invention discloses a data synchronization method which comprises the steps that when preset conditions are met at every time, a main control panel transmits check information to a business panel; the check information carries with global synchronization data stored in the main control panel; a comparison between the global synchronization data in the check information received by each business panel and global synchronization data stored in each business panel is made; when any discrepancy is found out, whether discrepant data are the synchronization data of the business panel is judged; if the discrepant data are the synchronization data of the business panel, check failure information carrying with the synchronization data of the business panel is transmitted to the main control panel; conversely, the global synchronization data stored in each business panel is updated according to the global synchronization data in the check information; when receiving the check failure information from the business panel, the main control panel updates the global synchronization data stored in the main control panel according to the global synchronization data in the check failure information. The invention also discloses a data synchronization device. The technical proposal of the invention is easy for realization and can recover automatically when being damaged by accidents.
Owner:北京紫光通信科技集团有限公司

A self-management method of a remote terminal advertisement machine

The invention relates to a self-management method of a remote terminal advertisement machine. The advertisement machine system comprises a plurality of advertisement machine terminals and a server, wherein the plurality of advertisement machine terminals are connected with the server at the same time. after the advertisement machine system is turned on, the advertisement machine system performs software management work, global abnormality capture work and memory detection work to complete self-management of the advertisement machine terminals.
Owner:深圳市亿晟科技有限公司

Oral liquid for treating cancers and preparation method thereof

The invention provides oral liquid for treating cancers and a preparation method thereof. The oral liquid is prepared from the raw materials in parts by weight: calcium sulfate, zinc sulfate, ammoniumphosphatide, sodium chloride, potassium sulfate, selenium yeast, lithium carbonate, manganese sulfate, cobalamin, copper sulfate, ferric sulfate, molybdenum trisulfate, magnesium sulfate heptahydrate, raw white vinegar, rock extraction original liquid, a fructus trichosanthis extract, artemisinin, cantharidin, titanium dioxide, a herba lobeliae chinensis extract, a herba taraxaci extract, a rhizoma pleionis extract, a rhizoma smilacis glabrae extract and the like. The oral liquid is mainly applied to the treatment of common tumors and cancers of digestive systems, respiratory systems, urogenital systems and the like, which have the highest pathogenesis rate, of human bodies.
Owner:深圳安轩堂生物科技有限公司

Self-repairing conversion permeation type antirust coating based on rusty matrix and preparation method thereof

The invention discloses a self-repairing conversion penetration type antirust coating based on a rusty matrix and a preparation method thereof. The self-repairing conversion penetration type antirustcoating is composed of an antirust primer and self-repairing microcapsules. The coating has permeation and self-repairing effects, eleostearic acid contained in the tung oil in the capsule core of theself-repairing microcapsule can also play a role in converting a rust layer, and therefore the purpose of self-repairing of the antirust coating is further achieved on the basis of inheriting the advantages of permeation type and conversion type antirust coating for a rusty matrix.
Owner:SHANDONG UNIV OF SCI & TECH

Preparation method of epoxy/polyester powdery paint which contains glass fiber and possesses self-healing capacity

The invention relates to a preparation method of an epoxy / polyester powdery paint which contains glass fiber and possesses self-healing capacity. According to the preparation method, epoxy / saturationpolyester / nonsaturated polyester multiple crosslinking and filling material protection are adopted, so that the paint service life of the obtained powdery paint after construction is prolonged. The two main principles are that: a formed nonsaturated polyester / polyester / epoxy compact three-dimensional net structure is capable of protecting paint external layers from erosion and destroy by externalconditions, glass fiber is capable of enhancing matrix resin, and modifying nonsaturated polyester to form the reliable fiber reinforced composite material; the special surface performance of two waxcomponents is capable of promoting repairing when material surface destroy is caused, and self-healing is realized. The method is simple; using is convenient; the cost of large amount resin componentis low; additive using amount is extremely low; and the realizability is excellent.
Owner:NANJING UNIV

Low-temperature composite colloid material for treating air leakage of mine laneway and preventing spontaneous combustion of coal

The invention discloses a low-temperature composite colloid material for treating air leakage of mine laneway and preventing spontaneous combustion of coal, and belongs to the technical field of coal mine safety. The low-temperature composite colloid material comprises the following components: 13-22 parts of a high-molecular compound, 10-18 parts of an inorganic filler, 5-12 parts of a polyurethane resin, and 2-15 parts of polymethyl methacrylate. According to the prepared low-temperature composite colloid material for treating air leakage of mine laneway and preventing spontaneous combustion of coal, after the material is ignited at a high temperature, the porcelainized surface can be converted into a hard ceramic protection layer, so that ablation of open fire can be effectively resisted, good mechanical strength is achieved, the hard ceramic protection layer can be formed even at the low temperature, and the temperature range of the material in the using process is expanded so as to popularize the application of the material; and the microcapsule spherical shell is broken due to stress concentration at the tip of the crack so as to fill the crack with the repairing agent contained in the microcapsule through the siphon principle, and the repairing agent and the catalyst dispersed in the material encounter to initiate polymerization reaction, so that the self-repairing purpose of the material is achieved.
Owner:内蒙古京润矿安科技有限公司

Point-suction-type facing tile for building exterior application and bonding method thereof

The invention discloses a point-suction-type facing tile for building exterior application and a bonding method thereof, and belongs to the technical field of buildings. By means of the point-suction-type facing tile and the bonding method thereof, the traditional bonding face can be replaced with a multi-point suction means, and a large amount of early-stage preparation work is omitted. During on-site bonding, what is needed is to simply paste and press the tile in the direction perpendicular to a to-be-paved area according to the paving and bonding sequence and direction, and then through the cooperation of vacuum suction and an annular self-repairing bonding face, the facing tile is bonded. On one hand, under the combined effect of bonding force and suction force, the facing tile is fixed; and on the other hand, under the sealing effect of the annular self-repairing bonding face, the vacuum suction effect is maintained in turn, so that the bonding strength and the service life of the facing tile meet the standard and requirement, and the construction time is greatly shortened. There is no need to adopt professional tools or media for bonding, the bonding efficiency is improved,the construction environment is improved, besides, the construction difficulty is lowered, and the point-suction-type facing tile is very environmentally friendly and is of great importance to the green and environment-friendly building for future life.
Owner:山东金泰建设有限公司

Microcapsule, microencapsulated scale and/or fiber and preparation method and application thereof

ActiveCN113088126AWith corrosion inhibition functionAchieve a functional purposeEpoxy resin coatingsFiberPolymer science
The invention discloses a microcapsule, a microencapsulated scale and / or fiber and a preparation method and application thereof The preparation method of the microcapsule comprises the following steps: mixing a first emulsion containing a functional material, a self-curing resin monomer, an emulsifier and a solvent with a polymer monomer and an acid to form a first mixture; mixing and reacting the first mixture with an oxidizing agent to obtain a second mixture; and mixing a second emulsion containing a functional material, a self-curing resin monomer, an emulsifier and a solvent with the second mixture, and reacting to obtain the microcapsule. According to the microencapsulated scale and / or fiber prepared by the preparation method, the fibers or the scales can form a zigzag meshing structure in a coating by utilizing a staggered arrangement structure so that the impact resistance and the compactness of the coating are greatly improved; meanwhile, the prepared microencapsulated scale and / or fiber is used as a functional filler and is suitable for a self-repairing anti-corrosion or anti-fouling coating in an impact environment.
Owner:NINGBO INST OF MATERIALS TECH & ENG CHINESE ACADEMY OF SCI

Self-repairing material for superfine cracks of concrete and preparation method of self-repairing material

ActiveCN114180929ADoes not affect repair abilityNo deterioration in homogeneitySolid waste managementCalcium silicateHydration reaction
The invention discloses a self-repairing material for concrete superfine cracks and a preparation method of the self-repairing material. The specific preparation method is as follows: an A component interface reinforcing self-repairing agent and a B component curing accelerator are fully stirred during use, and the self-repairing material for repairing 0.1 mm-0. 3mm cracks of concrete can be prepared. According to the invention, the adopted nano silicon dioxide and water glass material are subjected to hydration reaction with unhydrated cement particles and mineral admixtures to generate calcium silicate gel, and the calcium silicate gel and damaged concrete are fused into a whole, so that the purpose of self-repairing concrete cracks is achieved; the selected silane coupling agent enables different phase raw materials to penetrate through each other in the later curing process to form a cross interlocking structure stable system. The grouting material has the characteristics of low initial slurry viscosity, high microcrack grouting property, high bonding strength with a concrete interface, fast strength increase, no shrinkage, self-repairing, long service life, simple construction, convenient operation and the like.
Owner:江苏博思通新材料有限公司

Concrete crack self-healing mixing capsule

The invention disclsoes a concrete crack self-healing mixing capsule. According to the concrete mixing capsule, when a crack is generated, the capsule in concrete can be automatically torn along with the development of the crack, powder in the capsule can form concrete-philic gel after encountering water to fill the crack, and the crack is bonded off after the gel is hardened, so that the purpose of self-healing of the concrete is achieved. The capsule can be made into a rough edge, after a concrete crack is developed, a crack surface and the rough edge can form an intersection line, the capsule with the rough edge is automatically torn, and the capsule can also be made into a capsule which is slowly released when meeting water.
Owner:王建山

Preparation method for self-healing intelligent waterproof coating

The invention discloses a preparation method for a self-healing intelligent waterproof coating. The waterproof coating prepared by using the preparation method provided by the invention can realize self-healing; when cracks and water seepage are generated in concrete, water excites chemical molecules in the coating and unhydrated components like calcium silicate gel, calcium hydroxide and calciumsulphoaluminate in the concrete for reaction to generate a novel crystallized crystal, so the self-healing and waterproof purposes of the concrete are achieved. In addition, the waterproof coating provided by the invention has a dosage form of water aqua, and has good stability compared with a conventional powdery permeable crystalline-type waterproof material. According to the invention, a majority of the powdery permeable crystalline-type waterproof material provided by the invention is cement, so activity is decreased with the passage of time after the cement is stored for a certain periodof time (28 days), and the effect of permeable crystallization is indirectly affected.
Owner:广东省林派科技有限公司

Electrolytic capacitor self-repairing method and device, electronic equipment and storage medium

The invention discloses an electrolytic capacitor self-repairing method and device, electronic equipment and a storage medium. The method comprises the following steps: acquiring time information, wherein the time information comprises a target time interval of current power-on and last power-off of an electrolytic capacitor in the power supply; under the condition that the target time interval is larger than a first threshold value, the power source is controlled to enter a self-repairing mode, and the self-repairing mode is a mode that the power source repairs the electrolytic capacitor. According to the method, whether the electrolytic capacitor needs to be repaired or not is judged by obtaining the time interval between the current power-on time and the last power-off time of the product provided with the electrolytic capacitor, if yes, the result is reported to the power supply, and the power supply is controlled to enter the electrolytic capacitor self-repairing mode, so that automation of the electrolytic capacitor repairing process can be realized; the electrolytic capacitor self-repairing purpose is achieved, and the service life of the power supply is prolonged.
Owner:HUAWEI DIGITAL POWER TECH CO LTD

Liquid crystal lens and stereoscopic display device

ActiveCN102929068BLower impedanceImprove the uniformity of voltage distributionNon-linear opticsOptical elementsDisplay deviceLiquid crystal
The invention provides a liquid crystal lens. The improvement is that a second electrode in a first lens unit comprises a plurality of bar electrodes which are same in width and equal in separation distance and extend along the y direction; a first insulation layer is arranged on the second electrode and provided with an opening in a position corresponding to the second electrode; a third electrode is arranged on the first insulation layer; the third electrode comprises two parts, the first part is a bar electrode in a position corresponding to the opening of the first insulation layer, and the second part is a suspended bar electrode arranged between every two bar electrodes of the first part; and a second insulation layer is arranged on the third electrode. The invention further provides a stereoscopic display device using the liquid crystal lens. The liquid crystal lens provided by the invention has the advantages as follows: due to the new liquid crystal lens can, the impedance of the bar electrodes in the liquid crystal lens unit is reduced on one hand and the automatic repair effect is exerted to a certain extent at the same time on the other hand; and the problem of non-uniform voltage distribution in a liquid crystal lens array is radically solved.
Owner:中航华东光电有限公司

Self-adhesive reactive ethylene octene copolymer composite waterproof membrane and production method thereof

The invention relates to a self-adhesive reactive ethylene-octene copolymer composite waterproof coiled material and a production method thereof. The self-adhesive reactive ethylene-octene copolymer composite waterproof coiled material is formed by superimposing and compounding a base layer, a surface layer and an anti-adhesive isolating layer, wherein the base layer is an ethylene-octene copolymer waterproof layer, the surface layer is a self-adhesive reactive butyl rubber layer, and the isolating layer is a PE (polyethylene) anti-adhesive isolating film; on the basis of 100 parts of ethylene-octene copolymer, the base layer comprises 50-110 parts of carbon black, 30-70 parts of superfine talc powder, 5-10 parts of calcium carbonate, 20-60 parts of a plasticizer, 2-10 parts of polyethylene glycol, 1-6 parts of dicumyl peroxide, 0.5-2.75 parts of a crosslinking agent and 1-3 parts of an anti-aging agent; and the surface layer comprises the main raw materials namely butyl rubber, polyisobutylene, amorphous alpha-olefin copolymer and viscosity increasing resin, and the surface layer comprises auxiliary materials namely desulfurization gypsum, bentonite, calcium stearate, lithium chloride, calcium chloride, a swelling agent and a crosslinking agent. The invention can realize molecular chain complete crosslinking of the ethylene-octene copolymer waterproof coiled material to improve the thermal stability of the material and can achieve the aim of self-repairing by stopping water with water.
Owner:解飞
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products