Product
Patsnap Eureka
For R&D, Patsnap Eureka makes reading and utilizing patents & technical documents easy.
Patsnap Eureka AIR
Designed for self-driven R&D workflows. Generate viable solutions, solve complex R&D challenges, empower your innovation with AI.
Patsnap Eureka Materials
Designed for material experts only. Revolutionize your material R&D, from search, analyze, to developing new materials.
Feature
TechResearch
Generate reliable direction feasibility study reports for your R&D in just a few steps.
TechSeek
Discover and master advanced knowledge NOW. Basics, ideas, possibilities, all at once.
TechMind
As an expert in R&D Theories, TechMind can generates customized viable solutions instantly.
TechRisk
Analyze your overall solution with one click, know your potential R&D risks in advance.
TechMonitor
Get weekly tech updates, stay abreast of the latest tech innovations and key insights.
Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
30results about How to "Guaranteed operating time" patented technology
Efficacy Topic
Property
Owner
Technical Advancement
Application Domain
Technology Topic
Technology Field Word
Patent Country/Region
Patent Type
Patent Status
Application Year
Inventor
Off-line programming based industrial robot grinding and polishing workstation
PendingCN106938443AReasonable structural designAvoid pollutionProgramme controlComputer controlSanderControl system
The invention relates to an off-line programming based industrial robot grinding and polishing workstation which comprises a grinding safety room on the periphery side. An industrial robot, a workpiece clamp, belt sanders, polishers, a feed workbench, a dust removal system and a control system are mounted in the grinding safety room. The overall structural design is reasonable; in the workpiece machining process, machining is carried out in the grinding safety room, on one hand, dust pollution can be avoided, and on the other hand, the personal safety of operation personnel is guaranteed; the industrial robot clamps a workpiece to move through the clamp according to a preset track, and the moving workpiece passes through the belt sanders and the polishers to be subjected to grinding and polishing machining; automatic operation is achieved in the whole process, and the operation time of operators is greatly shortened; and by means of the dust removal system, the dust removal and elimination capacity of the workstation is further improved, dust generated in the machining process can be recycled fully, the dust cannot be leaked out of the grinding safety room, and the work environment is improved.
Owner:BEIJING C H L ROBOTICS CO LTD
Super-weather resistant alkali-activated-fly ash-slag bicomponent outer wall inorganic coating
InactiveCN101880151AGood flexibilityHigh activitySolid waste managementPliabilityPulverized fuel ash
The invention provides a super-weather resistant alkali-activated-fly ash-slag bicomponent outer wall inorganic coating. In the coating, sodium water glass and water are selected as base materials, and pulverized fuel ash, high-aluminum cement, slag, titanium white powder, pigment, talcum powder, redispersable latex powder, hydroxyethylcellulose, a naphthalene-based water reducing agent and a powdery antifoaming agent are used as padding. By testing the washing resistance of the coating of the invention, a specimen is washed 25,000 times without bubbling or cracking or dropping; by testing the water resistance, the specimen is soaked for 4,320 hours without bubbling or cracking or dropping; by testing acid rain resistance, the specimen is soaked in a solution, of which the pH is equal to 3 and is adjusted every day to be maintained to be 3, for 960 hours without bubbling or cracking or dropping; by testing salt resistance and alkali resistance, the specimen is soaked in 0.2mol / L of KOH solution of 5 percent of NaCl for 960 hours without bubbling or cracking or dropping; by testing bonding strength, the specimen has the bonding strength of 1.14MPa; and by testing flexibility, the specimen is qualified by 100 percent by being inspected through a grid scoring method of 1mm.
Owner:王建华 +1
Processing equipment and processing technique for poultry feather protein powder
ActiveCN102578688AReasonable structural designShorten the timeFeeding-stuffAnimal feeding stuffSoftened waterPre treatment
The invention relates to processing equipment and a processing technique for poultry feather protein powder, which belongs to the technical field of processing equipment and processing technology for animal derived protein feed, feather powder. The equipment is characterized by comprising a preprocessing system, the preprocessing system is communicated with a hydrolization pressure relief system through a pipeline and a first control valve and also communicated with a vacuum drying system through a pipeline and a second control valve, and both the hydrolization pressure relief system and the vacuum drying system are communicated with a softened water treatment unit. The technique is characterized by including: firstly, dewatering, separating and drying; secondly, relieving hydrolization pressure; thirdly, condensing; fourthly, performing vacuum drying; and fifthly crushing and packaging. The equipment is reasonable in structural design, energy-saving and emission-reducing, environmental harm caused by exhaust emission can be reduced effectively, vacuum drying time is short, drying efficiency is high, using a water cooling tower to timely restore normal operation of the equipment during use guarantees operational time and efficiency of the whole technical flow, and classified emission and treatment for both generated waste water and waste gas are beneficial to environment protection.
Owner:山东丰获机械制造有限公司
Control method of smart lock, mobile terminal, and readable storage medium
InactiveCN109712293AGuaranteed operating timeReduce stepsIndividual entry/exit registersEmbedded systemSmart lock
The invention discloses a control method of a smart lock. The method comprises the following steps that: when a task download instruction is received, an unlocking task corresponding to the download instruction is downloaded to a preset storage area; an unlocking and locking time range corresponding to the unlocking task and a smart lock corresponding to the unlocking task are obtained based on the unlocking task; and then the smart lock is unlocked according to the ID of the smart lock and the unlocking mode corresponding to the smart lock ID within the unlocking and locking time range. In addition, the invention also discloses a mobile terminal and a readable storage medium. The unlocking and locking time of the smart lock is limited based on the unlocking and locking time range and thusoperation time of detection and maintenance of railway related control equipment is ensured, so that the probability that the equipment maintenance is not performed timely is reduced effectively andthe possibility of operation by the staff beyond the unlocking and locking time range is eliminated.
Owner:SHENZHEN SHENG YU MIN PHOTOELECTRIC TECH CO LTD
Anti-sagging light gypsum for ceiling and preparation method of anti-sagging light gypsum
The invention relates to anti-sagging light gypsum for a ceiling. The light gypsum comprises the following raw materials in parts by mass: 100 parts of calcined gypsum, 25-35 parts of glass beads, 75-85 parts of water, 0.2-0.5 part of a thixotropic agent, 0.2-0.6 part of an adhesive, 0.2-.05 part of a water retaining agent, 0.3-0.9 part of a water reduction agent and 0.2-0.5 part of a retarder. The light gypsum is prepared by composite means of overall grain composition optimization, appropriate additive proportioning, and the like, related problems in construction procedures of heat preservation on floors of different families can be solved, and the light gypsum which is capable of preventing sagging and has high bonding strength can be prepared, so that the light gypsum is very applicable to ceiling construction, meanwhile, has excellent heat preservation performance, thus is capable of greatly reducing building operation energy consumption, and can be applied to industrial production.
Owner:CHONGQING JIANDA BUILDING MATERIAL
Endoscopic robot based on lead screw active leg extension and contraction device
The invention discloses an endoscopic robot based on lead screw active leg extension and contraction device. The device comprises a robot body, a control mechanism and a leg structure. The robot bodyis provided with a control mechanism, and the control mechanism is provided with a camera and a motor. The output shaft of the motor is fixedly connected with a leg structure, and the control mechanism is electrically connected to a control terminal of the peripheral device. The endoscopic robot based on lead screw active leg extension and contraction device can make the robot well in the premiseof ensuring complexity and operating time through the improvement of the leg structure and the cooperation of the camera and the motor, avoiding obstruction of the structure of the lumen tube and somelesions during the advancement process.
Owner:HARBIN INST OF TECH SHENZHEN GRADUATE SCHOOL
Method for culturing non-heading Chinese cabbage microspore plantlets
ActiveCN110089426AExtended production timeReduce pollutionHorticulture methodsPlant tissue culturePetalCulture mediums
The invention discloses a method for culturing non-heading Chinese cabbage microspore plantlets. The method comprises the following specific steps of (1) flower bud selection, wherein flower buds withthe number ratio of 1:1 between petals and anthers are selected; (2) culture of microspore derived embryos, wherein the flower buds collected in the step (1) are disinfected by a sodium hypochloritesolution for 10-15 minutes, washed with sterilization water and rinsed by an NLN-13 culture medium; the rinsed flower buds are completely ground, filtered, centrifuged, diluted by the NLN-13 culture medium containing 10-30 mg / L of a boron substance and subpackaged in culture dishes, activated carbon is added, heat shock treatment is conducted, dark culture is conducted at 24-26 DEG C for 14-16 days, and the embryoids are formed; (3) germination into the plantlets from mature embryos, wherein the embryoids are subjected to shake culture, mature embryos turning to green are transferred into a solid MS culture medium for culture, and after 38-42 days of culture, acclimatization and transplant can be directly conducted. According to the method, on the premise of ensuring the embryo formation rate, the operation steps are simplified, the operation time is greatly shortened, and the plantlet production efficiency is improved.
Owner:NANJING AGRICULTURAL UNIVERSITY
Colloid storage battery filling process and device
InactiveCN101582493AConsistent timeExtension of timeCell component detailsColloidRefrigerated temperature
The invention relates to the field of a lead-acid battery processing technique and a device, in particular to a colloid storage battery filling process and a device, and the colloid storage battery filling process comprises the following steps: step 1) dilute sulphuric acid and colloidal additive are separately stored in cooling condition; step 2) according to the ratio process requirement of dilute sulphuric acid and colloidal additive in the colloid electrolyte of a colloid storage battery, the amounts of dilute sulphuric acid and colloidal additive cooled in step 1) required by a colloid storage battery simple lattice or an individual colloid storage battery are separately calculated ; step 3) the calculated dilute sulphuric acid and colloidal additive are mixed evenly to use as the colloid electrolyte; step 4) the mixed colloid electrolyte is injected in a storage battery device. The colloid storage battery filling process device for the above process comprises a dilute sulphuric acid storage device, a colloidal additive storage device, a refrigerator, a metering device, a mixing device, an injection device and a control box; the refrigerator is used for supplying cold for the dilute sulphuric acid storage device and the colloidal additive storage device. The colloid storage battery filling process and the device are provided by the invention, which can ensure the electrolyte performance among storage battery simple lattices or a batch of storage batteries is the same.
Owner:佛山市顺德区友帆机电技术有限公司
Anti-cracking gypsum-based plastering mortar and preparation method thereof
InactiveCN111233415AImprove adhesionEnhanced single anti-deformation effectGlass fiberAdhesive cement
The invention relates to anti-cracking gypsum-based plastering mortar. Raw materials comprise, by mass, 100 parts of building gypsum, 35 to 45 parts of water, 0.1 to 0.3 part of polypropylene fibers,0.1 to 0.3 part of glass fibers, 0.2 to 0.6 part of a silane coupling agent, 0.2 to 0.6 part of an adhesive, 0.2 to 0.6 part of a water retaining agent, 0.2 to 0.6 part of a water reducing agent and 0.2 to 0.6 part of a retarder. According to the gypsum-based plastering mortar disclosed by the invention, the advantages of the polypropylene fibers and the glass fibers are fully exerted to complement each other, and the fibers with different elasticity moduli have an excellent synergistic effect; the auxiliary agents are added to improve the dispersity of the fibers, thereby enhancing the fiberbridging action in the stress state, further enhancing the toughening and crack arresting effects of the matrix, enhancing the fracture deformation and reducing the relative cracking index.
Owner:CHONGQING JIANDA BUILDING MATERIAL
Environmentally-friendly storage-stable polyurethane composition for reaction injection molding and preparation method thereof
ActiveCN102336882AImprove hydrolysis resistanceMeet stability requirementsSalicylic acidPolypropylene
The invention discloses an environmentally-friendly storage-stable polyurethane composition for reaction injection molding and a preparation method thereof. The polyurethane composition is composed of a component A and a component B, wherein the component A comprises 50-90% of polyether polyol, 1-40% of chain extender, 0-10% of pigment, 0-5% of anti-aging agent and 0.01-3% of composite catalyst; the component B comprises 60-95% of diisocyanate and 5-40% of polypropylene oxide glycol; the composite catalyst is composed of an organic bismuth or organic zirconium catalyst and a hindered amine catalyst; and the hindered amine catalyst is prepared by the following steps: mixing 1 part of triethylene diamine with 2 parts of ethylene glycol or diethylene glycol, heating to 70-80 DEG C, stirring and dissolving, adding 15-30wt% of salicylic acid, and stirring and reacting for 1 hour at the temperature of 80 DEG C. The composition is stable in storage and environmentally friendly.
Owner:LIMING RES INST OF CHEM IND
Modified epoxy resin seepage-prevention and leak-stopping grouting material and method for concrete in arctic-alpine area
The invention belongs to the technical field of high molecular fine chemical engineering, and discloses a modified epoxy resin seepage-prevention and leak-stopping grouting material and a modified epoxy resin seepage-prevention and leak-stopping method for concrete in an arctic-alpine area. The modified epoxy resin grouting material is prepared from 40 to 60 parts of modified epoxy resin, 25 to 50 parts of active diluting agent, 10 to 20 parts of curing agent and 2 parts of accelerating agent, and is obtained by mixing the modified epoxy resin, the active diluting agent, the curing agent and the accelerating agent at 0 to 5 DEG C. The modified epoxy resin grouting material is lower in viscosity at a low temperature, good in toughness and good in freezing and thawing resisting cycle performance, is not obviously decreased in mechanical performance after undergoing a freezing-and-thawing cycle for above 50 times, is sufficient in operating time, is appropriate in curing time, has the curing time which is approximately 10h to 15h after the mixing, is guaranteed in use effect through the appropriate curing time, and is good in bonding performance. The adopted grouting material has the wet-base-surface bonding strength which is more than 4MPa and the dry-base-surface bonding strength which is more than 3.5MPa; thus, the use requirement of a project in the arctic-alpine area can be met.
Owner:UNIT 61489 OF PLA
Low-cost mono-component rapidly-solidified liquid epoxy resin composition for fiber composite materials
The invention provides a low-cost mono-component rapidly-solidified liquid epoxy resin composition. The low-cost mono-component rapidly-solidified liquid epoxy resin composition is used for solving the problems of the existing bicomponent rapidly-solidified epoxy resin that the bicomponent rapidly-solidified epoxy resin is required to be prepared when it is in need, the requirements on production facilities and processes are high, the heat resistance is poor, and the content of micromolecular volatiles is high. The resin composition is prepared from epoxy resin, an imidazole solidifying agent, a diluent and toughening particles. The epoxy resin composition obtained by adopting the technical scheme of the invention is of a mono-component system, and the shelf life is 3 months or more at the temperature of -18 DEG C and is 1 month or more in case of cold storage at the temperature of 4 DEG C. The solidifying time at the temperature of 120 DEG C is shorter than 15 minutes, the viscosity is lower than 200cps at the temperature of 60 DEG C, the operating time is longer than 2 hours, the glass transition temperature of a solidified substance is above 160 DEG C, the bending strength reaches 120MPa to 140MPa, and the fracture toughness K<IC> is greater than 0.8. The requirements of a liquid forming technology for high-performance fiber-reinforced polymer composite materials are met.
Owner:DONGHUA UNIV
Functional terrace dividing strip and construction method thereof
The invention provides a functional terrace dividing strip and a construction method thereof. The functional terrace dividing strip is prepared from 300-400 parts of cement, 60-80 parts of inorganic mineral reinforcing materials, 50-100 parts of coal ash microspheres, 400-550 parts of quartz sand, 3-6 parts of thickening agents, 1-2 parts of a water reducing agent, 1-2 parts of a defoaming agent,4-8 parts of an early strength agent, 3-5 parts of fibers, 0-15 parts of rubber powder, 1-2 parts of a retarders, and 0-3 parts of pigment. The dividing strip is based on dry-mixed mortar which is high in early strength, rapid in setting, high in bonding strength and good in plasticity; therefore, efficient and rapid construction is achieved in cooperation with a specific construction method, thedividing strip can be shoveled or retained, and shoveled waste can serve as filler of common mortar or concrete to be reused after being collected and crushed.
Owner:武汉富洛泰克材料科技有限公司
Anti-cracking gypsum-based light material
The invention relates to an anti-cracking gypsum-based light material. The anti-cracking gypsum-based light material comprises, by mass, 100 parts of building gypsum, 75 to 95 parts of water, 45 to 65parts of glass beads, 0.3 to 0.6 part of polyvinyl alcohol fibers, 8 to 15 parts of rubber particles, 0.2 to 0.6 part of a silane coupling agent, 0.2 to 0.6 part of an adhesive, 0.2 to 0.6 part of awater retaining agent, 0.2 to 0.6 part of a water reducing agent and 0.2 to 0.6 part of a retarder. The rubber particles with different particle sizes, the glass beads, the gypsum cementing material and the like are filled step by step according to a certain mass ratio, and besides grading optimization among multiple phases, in-phase particle grading optimization is further increased to improve the compatibility among the multiple phases in a matching manner. The gypsum-based light material which is low in dry density, excellent in deformation damage resistance and good in heat preservation and heat insulation performance is obtained by further combining the interaction of other auxiliary components.
Owner:CHONGQING JIANDA BUILDING MATERIAL
Rubber asphalt sample holding container with bottom and lateral dual insulation effect
PendingCN106248527AThe temperature drop is reducedReduce loss rateFlow propertiesWater bathsInlet channel
The invention discloses a rubber asphalt sample holding container with bottom and lateral dual insulation effect. The rubber asphalt sample holding container comprises a flat-bottomed glass dish and a circulating water bath, wherein the outer of the flat-bottomed glass dish is provided with an insulating glass dish; the outer sidewall of the flat-bottomed glass dish is provided with a groove A and a groove B; the inner sidewall of the insulating glass dish is provided with a water inlet channel matching with the groove A and a water outlet channel matching with the groove B; the groove A and the water inlet channel form a water passing channel I together; the groove B and the water outlet channel form a water passing channel II together; the flat bottom surface at the bottom of the flat-bottomed glass dish is provided with a water channel B; the bottom of the flat-bottomed glass dish is provided with a water inlet B and a water outlet B; a water inlet A at the top end of the water passing channel I, a water outlet A at the top end of the water passing channel II, the water inlet B and the water outlet B are separately and hermetically communicated with the circulating water bath via insulation water pipes. The rubber asphalt sample holding container can lower the loss rate of the heat of a rubber asphalt sample, guarantees that operators has enough operation time and reduces errors of test results.
Owner:SHANXI PROVINCIAL RES INST OF COMM +1
Epoxy resin sealant and preparation method and application thereof
ActiveCN109439252AImprove wettabilityGood adhesionNon-macromolecular adhesive additivesMacromolecular adhesive additivesAcid corrosionSolvent
The invention discloses an epoxy resin sealant and a preparation method and application thereof. The epoxy resin sealant comprises a component A and a component B, the component A comprise, by weight,75-80 parts of bisphenol F-type epoxy resin, 7-10 parts of bisphenol A-type epoxy resin, 1-1.2 parts of silane coupling agents and 10-15 parts of diluent, and the component B comprises, by weight, 30-35 parts of curing agents, 25-30 parts of accelerant I, 20-25 parts of accelerant II and 12-17 parts of solvent. By optimizing the components and ratios of raw materials of the epoxy resin sealant, adhesive property and acid corrosion resistance of the epoxy resin sealant can be improved effectively, and accordingly the epoxy resin sealant is enabled to be applicable to sealing of polyphenyl ether groove covers of lead-acid storage batteries.
Owner:GUANGZHOU POCHELY NEW MATERIAL TECH CO LTD
Low-shrinkage light gypsum material and preparation method thereof
InactiveCN111039641AImprove compatibilityEnhance fiber cohesion and dispersionThermal insulationGypsum
The invention relates to a low-shrinkage light gypsum material, which comprises the following raw materials by mass: 100 parts of building gypsum, 35 to 45 parts of water, 40 to 60 parts of vitrifiedmicro-beads, 0.2 to 0.5 part of polyvinyl alcohol fiber, 0.2 to 0.5 part of a silane coupling agent, 3 to 8 parts of a shrinkage reducing agent, 0.3 to 0.6 part of an adhesive, 0.2 to 0.5 part of a water retaining agent, 0.2 to 0.4 part of a water reducing agent and 0.2 to 0.4 part of a retarder. According to the invention, the light thermal insulation gypsum material is prepared through compoundoptimization of the components, and has low shrinkage performance, excellent shrinkage deformation damage resistance, good workability and good thermal insulation property.
Owner:CHONGQING JIANDA BUILDING MATERIAL
Endoscopic robot with active leg extension and contraction device based on lead screw
ActiveCN108451489BEasy to useGuaranteed complexityGastroscopesOesophagoscopesElectric machineryLeg extension
The invention discloses an endoscopic robot based on lead screw active leg extension and contraction device. The device comprises a robot body, a control mechanism and a leg structure. The robot bodyis provided with a control mechanism, and the control mechanism is provided with a camera and a motor. The output shaft of the motor is fixedly connected with a leg structure, and the control mechanism is electrically connected to a control terminal of the peripheral device. The endoscopic robot based on lead screw active leg extension and contraction device can make the robot well in the premiseof ensuring complexity and operating time through the improvement of the leg structure and the cooperation of the camera and the motor, avoiding obstruction of the structure of the lumen tube and somelesions during the advancement process.
Owner:HARBIN INST OF TECH SHENZHEN GRADUATE SCHOOL
Low-voltage intelligent electrician gloves
PendingCN112021703AImprove practicalityImprove convenienceGlovesProtective garmentLittle fingerLight equipment
The invention relates to the technical field of electrician auxiliary equipment, and discloses low-voltage intelligent electrician gloves. Each low-voltage intelligent electrician glove comprises an inner container; the inner container is fixedly connected with an outer sleeve through a mounting buckle, auxiliary lighting equipment is mounted at the top of the middle of the outer sleeve, and an electroprobe is arranged on the left side of the top of the outer sleeve. Each insulating glove is divided into an inner liner and a outer sleeve, the inner liner and the outer sleeve are connected through an installation buckle, and the connection is simple and convenient. The insulating gloves are convenient to assemble and use in use, and the practicability of the insulating gloves is improved; the auxiliary lighting equipment is arranged on the surface of the outer sleeve of the glove of the left hand and located at the top of the middle finger of the outer sleeve, and thus power construction personnel can conveniently use the gloves at some positions with weak light sources. The electroprobe is mounted at the little finger part of the outer sleeve, and the little finger is a human bodypart with less use during operation, so that the influence of mounting the electroprobe at the little finger part on the operation of the power construction personnel is minimum, and the operation issimple and convenient.
Owner:GUIZHOU POWER GRID CO LTD
Environmentally-friendly storage-stable polyurethane composition for reaction injection molding and preparation method thereof
ActiveCN102336882BImprove hydrolysis resistanceMeet stability requirementsSalicylic acidPolypropylene
The invention discloses an environmentally-friendly storage-stable polyurethane composition for reaction injection molding and a preparation method thereof. The polyurethane composition is composed of a component A and a component B, wherein the component A comprises 50-90% of polyether polyol, 1-40% of chain extender, 0-10% of pigment, 0-5% of anti-aging agent and 0.01-3% of composite catalyst; the component B comprises 60-95% of diisocyanate and 5-40% of polypropylene oxide glycol; the composite catalyst is composed of an organic bismuth or organic zirconium catalyst and a hindered amine catalyst; and the hindered amine catalyst is prepared by the following steps: mixing 1 part of triethylene diamine with 2 parts of ethylene glycol or diethylene glycol, heating to 70-80 DEG C, stirring and dissolving, adding 15-30wt% of salicylic acid, and stirring and reacting for 1 hour at the temperature of 80 DEG C. The composition is stable in storage and environmentally friendly.
Owner:LIMING RES INST OF CHEM IND
A modified epoxy resin anti-seepage plugging grouting method for concrete in alpine regions
The invention belongs to the technical field of high molecular fine chemical engineering, and discloses a modified epoxy resin seepage-prevention and leak-stopping grouting material and a modified epoxy resin seepage-prevention and leak-stopping method for concrete in an arctic-alpine area. The modified epoxy resin grouting material is prepared from 40 to 60 parts of modified epoxy resin, 25 to 50 parts of active diluting agent, 10 to 20 parts of curing agent and 2 parts of accelerating agent, and is obtained by mixing the modified epoxy resin, the active diluting agent, the curing agent and the accelerating agent at 0 to 5 DEG C. The modified epoxy resin grouting material is lower in viscosity at a low temperature, good in toughness and good in freezing and thawing resisting cycle performance, is not obviously decreased in mechanical performance after undergoing a freezing-and-thawing cycle for above 50 times, is sufficient in operating time, is appropriate in curing time, has the curing time which is approximately 10h to 15h after the mixing, is guaranteed in use effect through the appropriate curing time, and is good in bonding performance. The adopted grouting material has the wet-base-surface bonding strength which is more than 4MPa and the dry-base-surface bonding strength which is more than 3.5MPa; thus, the use requirement of a project in the arctic-alpine area can be met.
Owner:UNIT 61489 OF PLA
A kind of anti-sag lightweight gypsum for ceiling and preparation method thereof
The invention relates to an anti-sagging lightweight gypsum for ceilings. The raw materials of the light gypsum include the following components in parts by mass: 100 parts of building gypsum, 25-35 parts of vitrified microbeads, and 75-85 parts of water 0.2-0.5 parts of thixotropic agent, 0.2-0.6 parts of adhesive, 0.2-0.5 parts of water-retaining agent, 0.3-0.9 parts of water-reducing agent, and 0.2-0.5 parts of retarder. The present invention adopts the light gypsum prepared by composite methods such as overall particle gradation optimization and the appropriate ratio of external additives, etc., to solve the related problems in the construction process of the thermal insulation on the household floor slabs, and to obtain anti-sagging and high Lightweight gypsum with adhesive strength is very suitable for roof construction, and because it has excellent thermal insulation at the same time, it can greatly reduce the energy consumption of building operation and can be applied in industrial production.
Owner:CHONGQING JIANDA BUILDING MATERIAL
Display device, driving method of display device, and electronic apparatus
InactiveCN103971627AReduce chargeReduce the number of dischargesStatic indicating devicesDisplay deviceTransistor
The invention relates to a display device, a driving method of the display device and an electronic apparatus including the display device. The display device includes a pixel including a driving. A display frame period consisting of a first period and a second period are provided, a duration of the second period is longer than the first period and set as a period obtained by subtracting the first period from the display frame period, a threshold correction for the driving transistor during the first period is performed, and a signal voltage is written in the pixel during the second period. Thus, power dissipation of correction operation of nonuniform display caused by characteristic changes of elements forming a pixel circuit can be reduced.
Owner:JOLED INC
Nano additive
The invention discloses a nano additive which comprises the following raw materials in parts by weight: 300-400 parts of 30011C cellulose, 350-500 parts of calcium formate, 50-150 parts of vinyl acetate-vinyl polymerization latex powder, 50-100 parts of SM20, 30-60 parts of bentonite and 30-60 parts of a retarder. Due to adoption of hydroxypropyl methyl cellulose, within a certain addition amount,the workability of mortar can be improved, and the operable time of slurry can be ensured; due to adoption of SM20, the pressure resistance strength and the density can be improved; due to adoption of the vinyl acetate-vinyl polymerization latex powder, the bonding strength of the mortar can be improved; due to adoption of the calcium formate, the early stage strength of the mortar can be improved; due to adoption of the bentonite, the application property of the mortar can be improved; and due to adoption of the retarder, the operable time of the mortar can be prolonged.
Owner:广东好牛建材集团有限公司
Filtering device, air treatment apparatus and operating method
PendingCN109310793AControl Supply RateAccurate PurificationMechanical apparatusLighting and heating apparatusAir treatmentControl engineering
The present disclosure relates to a filtering device (14) for an air treatment apparatus (10), the filtering device (14) comprising a supply tray (70) for providing a treatment liquid (76), a filter unit (18), and a feeding unit (20) at least partially encompassing the filter unit (18), wherein the feeding unit (20) is actuable to supply the filter unit (18) with the treatment liquid (76) from thesupply tray (70). The present disclosure further relates to an air treatment apparatus (10) and to a method of operating an air treatment apparatus (10).
Owner:KONINKLJIJKE PHILIPS NV
A kind of slow-setting high-toughness magnesium phosphate cement road quick repair material
ActiveCN111056815BProlong initial setting timeGuaranteed operating timeMagnesium phosphateMagnesium orthophosphate
Owner:广州市北二环交通科技有限公司
A kind of method for cultivating non-heading cabbage microspore plants
ActiveCN110089426BExtended production timeReduce pollutionHorticulture methodsPlant tissue cultureSporelingPetal
The invention discloses a method for cultivating microspore plants of non-heading Chinese cabbage, which specifically includes the following steps: (1) selecting flower buds: selecting flower buds with a ratio of petals to anthers of 1:1; (2) cultivating microspore embryos: The flower buds collected in step (1) are disinfected with sodium hypochlorite solution for 10-15 minutes, washed with sterilized water, and rinsed with NLN-13 medium; the rinsed flower buds are fully ground, filtered, and centrifuged to contain 10-30mg / L boron substances NLN‑13 culture medium was diluted, distributed into petri dishes and added with activated carbon, heat shock treatment, 24‑26 °C dark culture for 14‑16 days, to form embryoid bodies; (3) mature embryos germinated into plants: embryoid bodies Shaking culture is carried out, and the mature embryos that have turned green are transferred to solid MS medium for cultivation. After 38-42 days of cultivation, the hardened seedlings can be directly transplanted. Under the condition that the embryo emergence rate can be guaranteed, the method of the invention simplifies the operation steps, greatly reduces the operation time, and improves the plant production efficiency.
Owner:NANJING AGRICULTURAL UNIVERSITY
Processing equipment and processing technique for poultry feather protein powder
ActiveCN102578688BHarm reductionImprove protectionFeeding-stuffAnimal feeding stuffProcess equipmentSoftened water
Owner:山东丰获机械制造有限公司
Sealing slurry for prefabricated building and its preparation and use method
ActiveCN113416047BReduce physical intensityIlliquidCement mixing apparatusEmergency treatmentArchitectural engineering
The invention relates to a sealant for prefabricated buildings and its preparation and use method. It is composed of two components AB, and the sealant can be obtained by adjusting the proportion of components A and B according to the construction environment temperature and construction technical requirements. Material, the sealing grout mixed with water has the characteristics of early strength, high strength, micro-expansion, and high adhesion, which can meet the construction requirements for material performance or be used as emergency treatment materials for grouting leakage, ensuring the construction quality of prefabricated buildings and greatly improving the quality of prefabricated buildings. Improve construction efficiency.
Owner:CNBM ZHONGYAN TECH
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 Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com