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30results about How to "Good compression performance" patented technology

Full-polyimide foam honeycomb and manufacturing method thereof

The invention provides a full-polyimide foam honeycomb, formed by a polyimide paper honeycomb core and polyimide foam filled in honeycomb holes. Compared with the prior art, the material of the honeycomb core of the polyimide foam honeycomb is made of polyimide paper, foam material is polyimide, polyimide foam precursor is filled in the polyimide paper honeycomb core to form a full-polyimide structure, so as to fully develop advantage performance of the polyimide. The polyimide foam precursor is used to foam in situ in the honeycomb holes, special dimension relations and quality proportion are adjusted, and the polyimide foam precursor preferably combines with the honeycomb, and effectively keeps rigidity, flatness, and strength of the honeycomb core, so that integrated material of the foam honeycomb is light, and compressive property is outstanding. Under the condition of not improving integrated density of the material, strength of the material is improved.
Owner:CHANGCHUN HIPOLYKING

Leading trailing shoe drum brake applying force through trailing shoe giant magnetostictive and method thereof

The invention discloses a leading trailing shoe drum brake applying force through trailing shoe giant magnetostictive and a method of the leading trailing shoe drum brake. The leading trailing shoe drum brake comprises a left brake shoe, a left brake piece, a brake wheel cylinder, a brake drum, a right brake piece, a right brake shoe, a reset spring, a right connection piece, a right limiting cover, a right coil fixing cover, an assistor shell, an assistor base, a left coil fixing cover, a left limiting cover, a left connection piece, a left elastic rubber gasket, a left adjusting spacer, a left wire outlet hole, a giant magnetostictive column, an exciting coil, a coil framework, a right wire outlet hole, a right adjusting spacer and a right elastic rubber gasket. According to the leading trailing shoe drum brake applying force through trailing shoe giant magnetostictive and the method of the leading trailing shoe drum brake, to solve the problem that a trailing shoe in a leading trailing shoe brake is low in braking efficiency, the giant magnetostictive column is utilized to conduct braking and force applying on the trailing shoe, so that the overall braking efficiency of the leading trailing shoe drum brake is improved, the braking distance is reduced, and vehicle running safety is improved; besides, the leading trailing shoe drum brake further has the advantages that the drum brake is good in reliability, convenient to use and free of affecting working of an original braking system after reformation is conducted, and a parking braking mechanism is arranged conveniently.
Owner:ZHEJIANG UNIV

High thermal conductivity shape-stabilized phase change composite material and preparation method thereof

The invention discloses a high thermal conductivity shape-stabilized phase change composite material which comprises the following components: 6.7-54.0wt% of expanded graphite, 5.3-38.6wt% of a porous carbon material and 28.4-81.9wt% of an organic phase change substance. The composite material disclosed by the invention has the advantages of excellent thermal conductivity, high mechanical property and high phase-change latent heat.
Owner:SHANXI INST OF COAL CHEM CHINESE ACAD OF SCI

Ecological block prepared by riverway silt, and method and device for preparing ecological block

The invention relates to an ecological block prepared by riverway silt, and a method and device for preparing the ecological block. The method comprises the following steps that S1, waste in the original riverway silt is removed, sand stone is separated from the original riverway silt, and the riverway silt after pretreatment is obtained; and an accessory ingredient is added into the riverway siltafter pretreatment for passivation regulating to obtain the riverway silt after passivation, and the accessory ingredient comprises calcium oxide, iron salt, polyacrylamide and bentonite; S2, dewatering is conducted on the riverway silt after passivation to obtain a silt cake, and crushing is conducted on the silt cake to obtain scattered base mud with the particle size of no more than 1mm; and S3, the scattered base mud, cement, coarse aggregates and fine aggregates are mixed and pressed and molded for still standing to obtain the ecological block. The device for preparing the ecological block by the riverway silt comprises a cutter-suction dredger, a sand stone separating machine, a silt concentrator, a silt dewatering machine, a silt crusher and a brick press. According to the ecological block, passivation is conducted on the heavy metal ions, and the environmental protection performance and the anti-pressure performance are excellent.
Owner:中建生态环境集团有限公司

Rail transit vehicle decoration floor composite material and preparation method thereof

The invention discloses a rail transit vehicle decoration floor composite material and a preparation method thereof, wherein the composite material is formed by sequentially compounding a lower panel,a glue film, a honeycomb core, a glue film and an upper panel from bottom to top, the upper panel and the lower panel are formed by curing a resin-impregnated fiber cloth, the glue film is a modifiedpolyethylene film, the honeycomb core is modified poly-p-phenylene benzobisoxazole fiber paper, and the modified poly-p-phenylene benzobisoxazole fiber paper comprises the following raw materials: poly-p-phenylene benzobisoxazole, a polypropylene resin, carbon fiber, esterified starch, a fly ash gel, hydroxymethyl cellulose, chitosan microspheres, graphene oxide, and a plasticizer. According to the present invention, the composite material for rail transit vehicle decoration floors uses the structure of the resin-impregnated fiber cloth-modified poly-p-phenylene benzobisoxazole fiber paper-the resin-impregnated fiber cloth, has high structural strength, further has advantages of light weight, high strength, water resistance, good compression resistance, no deformation and the like, and can improve the safety of rail transit vehicle decoration floors.
Owner:成都天府轨谷科技有限公司

Double-column super-high rigid frame pier connected by multi-heavy steel members

PendingCN109056510AThe pier column has a small bending momentGood compression performanceBridge structural detailsRebarRigid frame
The invention relates to the technical field of road and bridge construction, in particular to a double-column super-high rigid frame pier connected by multiple heavy steel members. Includes at leasttwo pier columns connected with transverse connecting members between adjacent pier columns; The transverse coupling members are X-shaped and arranged adjacent to each other in a vertical direction ona plane formed by a centerline of an adjacent pier column; The X-shaped transverse member is at least two so as to convert the horizontal transverse load acting on the pier into its axial tensile andcompressive load. Beneficial effect: The transverse load of the pier column is transformed into axial load through the transverse connecting member of the high-strength steel structure, and the bending moment of the pier column is small, so that the characteristics of good compression resistance of the reinforced concrete pier column and the lightweight and high compression strength of the high-strength steel structure can be fully utilized, thereby enhancing the seismic performance of the double-column ultra-high rigid frame pier.
Owner:CHINA RAILWAY ERYUAN ENG GRP CO LTD

Alloy material for aircraft seat framework

The invention provides an aircraft seat frame alloy material, the chemical element composition and mass percentage of the alloy material are: Ti: 0.21%~0.35%, Mn: 0.5%~1.05%, P: 0.02%~0.03%, Cu: 0.02%~0.05%, Si: 0.25%~0.55%, Cr: 12.0%~15.0%, Ni: 3.0%~9.0%, Zn: 0.13%~0.21%, V: 0.2%~0.3%, Co: 0.01%~0.03%, W: 0.02%~0.04%, Ce: 0.15%~0.30%, Lu: 0.15%~0.30%, and the rest is Al. The invention melts and casts under vacuum conditions, and the finished aircraft seat frame alloy material obtained through hot isostatic pressing has excellent compression resistance, corrosion resistance and high hardness.
Owner:HUIAN TAIDA TRADING CO LTD

Mineral insulating metal shielded monitoring-type coal mine fireproof cable

The invention discloses a mineral insulating metal shielded monitoring-type coal mine fireproof cable, comprising a core; the core is formed by stranding two mineral insulating core wires and a monitoring core wire; voids of the core is filled with glass fibers; an inorganic heat-insulating fireproof layer is extruded outside the core; a third mineral insulating layer is extruded outside the inorganic heat-insulating fireproof layer; a metal conductive tube is arranged outside the third mineral insulating layer; the metal conductive tube is coated with a coating fireproof layer that is wrappedwith nonwoven, an aluminum tin foil is arranged outside the nonwoven and is wrapped with double-side synthetic mica taping, and an outer sheath is extruded as an outermost layer of the cable and is coated with fireproof mud. The mineral insulating metal shielded monitoring-type coal mine fireproof cable has good electrical conductivity, mechanical physical properties and fireproof property, alsohas good noninflammability, can ensure fireproofing power supply in a fire continuation time in case that the cable is on fire, and never experiences continued burning and produces no toxic smoke.
Owner:JIANGSU ZHUYING SPECIAL CABLE

Cutting technology of standard board

ActiveCN108312646AGood compression performanceExcellent sound absorption, warmth and shock resistanceLamination ancillary operationsLaminationThermal insulationBuilding material
The invention discloses a cutting technology of a standard board, and belongs to a manufacture method of a honeycomb board. A honeycomb core is applied to a board structure; a honeycomb core layer ispositioned between an upper panel and a lower panel; when the upper panel or the lower panel is pressed, pressure can be spread and distributed in the honeycomb core layer, so that the standard boardhas excellent compression resistance. Compared with the traditional board, the standard board is lighter, has excellent anti-seismic property, sound insulation property and thermal insulation property, and meets the requirements on the current novel building materials.
Owner:HONICEL HONEYCOMB MATERIAL HLDG LTD

Wear-resistant shell of storage battery

The invention discloses a wear-resistant shell of a storage battery, and relates to the technical field of the processing and production of batteries. The wear-resistant shell is characterized by being prepared from the following materials in parts by weight: 40 to 50 parts of polypropylene, 10 to 15 parts of modified nano calcium carbonate, 4 to 12 parts of mica powder, 1 to 6 parts of poly-4-methyl-1-pentene, 2 to 7 parts of dimethyl phosphate, 9 to 14 parts of polyisobutene, 1 to 4 parts of sodium alkyl benzene sulfonate, 2 to 7 parts of azobisformamide, 2 to 9 parts of calcium lignosulphonate, 9 to 16 parts of adjuvant, 12 to 20 parts of anti-aging agent and 35 to 42 parts of water. A method provided by the invention is reasonable and is convenient to operate, and the wear-resistant shell is high in hardness and is wear-resistant.
Owner:四会市启德信息咨询服务有限公司

Concrete panel joint surface flexible water stopping anti-icing structure and mounting method

The invention discloses a concrete panel joint surface flexible water stopping anti-icing structure. The concrete panel joint surface flexible water stopping anti-icing structure comprises concrete panels, an elastic supporting piece, a compressible plastic caulking material and flexible anti-seepage coatings; the two adjacent concrete panels form a V-shaped groove; the elastic supporting piece isclamped at the bottom of the V-shaped groove; the compressible plastic caulking material is embedded in the V-shaped groove; and the flexible anti-seepage coatings are arranged on the two adjacent concrete panels. A mounting method of the concrete panel joint surface flexible water stopping anti-icing structure comprises the steps of polishing the upper surfaces of the concrete panels to expose coarse aggregates, clamping the elastic supporting piece in the V-shaped groove, putting the compressible plastic caulking material into the V-shaped groove in a layered manner, coating an interface agent to the upper surfaces of the adjacent concrete panels, and laying the flexible anti-seepage coatings. The concrete panel joint surface flexible water stopping anti-icing structure has the advantages that the construction is good, the anti-seepage capability is good, the durability is high, and the concrete panel joint surface flexible water stopping anti-icing structure is suitable for new projects in severe cold areas.
Owner:CHINA INST OF WATER RESOURCES & HYDROPOWER RES +1

Compound cable material with PTC characteristic and preparation method thereof

The invention discloses a compound cable material with a PTC characteristic and a preparation method thereof, which enables that a carbon nanotube can be uniformly mixed with a base material, and provides the compound cable material with the PTC characteristic. The compound cable material with the PTC characteristic can be used as a sheath material of heating cables in oil fields and chemical works; the appearance of the compound cable material with the PTC characteristic is smooth, the compound cable material is wear-resistant, good in bending and rolling resistance, high temperature and pressure resistance and compressive property, good in processability, and convenient to squeeze out; the cable products made of the compound cable material with the PTC characteristic have light and soft structures. The preparation method includes the following steps: mixing the surface modified carbon nanotube with a base resin through fusion and mixing to prepare master batch of the carbon nanotube; mixing a rheological agent, an inhibitor and a polyolefine base material to form a polymer; then, fully mixing the master batch of the carbon nanotube with the polymer through a twin-screw extruding machine, extruding the mixture and granulating, so as to form the compound cable material with the PTC characteristic.
Owner:SUZHOU HENGLI COMM MATERIAL

Modified corn straw flame-retardant degradable foam material and preparation method thereof

The invention provides a foaming material prepared from modified corn straw. The foaming material prepared from the modified corn straw can be naturally degraded. The problem of flammability of the foaming material produced from the corn straw at present is solved by esterification grafting modification of the corn straw, and the foaming material has good compression resistance and high rebound rate. The modified corn straw foaming material has good comprehensive application performance, can be popularized and applied in buffering, shock-proof, fire-proof and heat-insulating packaging materials, and has practical significance for comprehensive utilization of agricultural waste straw.
Owner:NORTHWEST UNIVERSITY FOR NATIONALITIES

Cooking-resistant suction nozzle and production method thereof

The invention relates to a cooking-resistant suction nozzle and a production method thereof. The material of the suction nozzle comprises homo-polypropylene and color master batch, and the mass ratioof the homo-polypropylene to the color master batch is (99-101):(1.5-2.5). The production method of the cooking-resistant suction nozzle comprises the steps that the granular homo-polypropylene and color master batch are added to a charging barrel of an injection molding machine for uniform mixing, and are heated to a molten state at 200-220 DEG C; the molten granular material is injected into a mold cavity in four stages for pressure maintaining, the injection pressure of the first stage is 85+ / -5 bar, the injection pressure of the second stage is 80+ / -5 bar, the injection pressure of the third stage is 60+ / -5 bar, and the injection pressure of the fourth stage is 60+ / -5 bar; and after cooling molding, demoulding is carried out by rotation. The situations of product deformation, crackingor liquid leakage of the cooking-resistant suction nozzle cannot occur after the cooking-resistant suction nozzle is cooked in a high temperature (121 DEG C) environment for a long time (30 min and above) or under the pressure conditions of being 80 kg for 3 min, so that the sealing performance of the corresponding product packaging is effectively ensured.
Owner:永新股份(黄山)包装有限公司

Bendable anti-collapse flexible flat heat pipe and manufacturing method thereof

The invention discloses a bendable anti-collapse flexible flat heat pipe. A heat insulation section is composed of a plurality of heat insulation units wrapped by a rubber shell, and each heat insulation unit is formed by arranging and bonding metal and rubber three-way hole square blocks of the same structure in a staggered mode in the axial direction. Each metal and rubber three-way hole square blocks is provided with an upper cavity, a middle cavity and a lower cavity, the upper cavity and the lower cavity are filled with silk screen liquid absorption core structures to form liquid flow channels, and the middle cavity is a gas flow channel. The invention further provides a manufacturing method of the flat heat pipe. In the manufacturing process, the metal and rubber three-way hole square blocks are machined respectively and are arranged in a staggered and array mode in the axial direction to form the heat insulation units in an adhesive mode, the silk screen liquid absorption core structures are arranged in the upper cavities and the lower cavities of array units in a penetrating and inserting mode,closed cavity bodies are formed through sealed connection, and sealing after vacuumizing and filling a working medium is conducted. The bendable anti-collapse flexible flat heat pipe is simple in structure and convenient to manufacture, has good bending and anti-collapse performance, and is suitable for heat dissipation of flexible electronic devices.
Owner:HARBIN INST OF TECH SHENZHEN GRADUATE SCHOOL

Cobalt alloy partition bone trabecula femoral stem and preparation method

The invention discloses a cobalt alloy partition bone trabecula femoral stem and a preparation method. The preparation method comprises the steps that cobalt alloy powder serves as a raw material, anintermediate product of the cobalt alloy partition bone trabecula femoral stem is integrally formed through 3D printing, and the cobalt alloy partition bone trabecula femoral stem is obtained throughhot isostatic pressing and cryogenic cooling. The cobalt alloy partition bone trabecula femoral stem structurally comprises a cylindrical head part, a neck part and a stem part. The stem part comprises a stem part near end and a stem part far end. Bone trabecula with different pore diameters and porosities is arranged on the outer surface of the stem part near end, and the bone trabecula is high in bonding strength with a solid body and not prone to falling off. The problems of bone resorption and the like caused by too small or too large compressive strain values of thighbones in the lower areas of the outer side and the inner side of the uniform bone trabecula are solved. The uniform growth of the bone in the trabecular region is ensured.
Owner:JIASITE HUAJIAN MEDICAL EQUIP (TIANJIN) CO LTD

Space-saving pressure-proof throttling valve

The invention discloses a space-saving pressure-proof throttling valve. The space-saving pressure-proof throttling valve comprises a throttling valve body, an upper valve deck, a lower valve deck, an overflowing channel, a shunt channel, a valve element, a valve rod, a rack, a gear, a connecting shaft, a hand wheel, a gasket, a spring, stud bolts and nuts. The throttling valve body is mainly composed of the upper valve deck and the lower valve deck. The upper valve deck and the lower valve deck are connected through the stud bolts and fastened through the nuts. The valve element is arranged in the position where the overflowing channel communicates with the shunt channel. The upper end of the valve element is fixedly connected with the lower end of the valve rod. The rack is arranged on the side face of the valve rod. The valve rod is connected with the gear through the rack. The gear and the hand wheel are fixedly connected through the connecting shaft. The gear is fixed to the upper valve deck. The gasket and the spring are arranged between the upper valve deck and the valve element. The space-saving pressure-proof throttling valve has the beneficial effects that the size of the throttling valve body is reduced, the throttling valve is more convenient to use, and the needed mounting space is greatly reduced. The valve element is prepared from the following components: 20-30% of aluminum oxide, 5-15% of silicon dioxide, 3-4% of titanium dioxide, and the balance impurities and iron, wherein the impurities include iron oxide and potassium oxide, and the content of the impurities does not exceed 3%.
Owner:GUANGXI OUXUN TECH SERVICE CO LTD

High-strength asphalt-graphite pipe

The invention discloses a high-strength pitch graphite tube. The high-strength pitch graphite tube is composed of thermoplastic engineering plastics in the outermost layer, polyurethane rubber in the middle layer and graphite in the innermost layer. The thermoplastic engineering plastics are super High molecular weight polyethylene, the thermoplastic engineering plastics account for 41%-45% of the total weight of the high-strength pitch graphite tube, the polyurethane rubber accounts for 5%-6% of the total weight of the high-strength pitch graphite tube, and the graphite It accounts for 48%‑56% of the total weight of high-strength pitch graphite tubes. The invention provides a high-strength pitch graphite tube, which has the advantages of high strength, good tensile resistance, bending resistance and compression resistance.
Owner:太仓市顺邦防腐设备有限公司

Bending-dominated pressure spring type lattice structure

The invention discloses a bending-dominated pressure spring type lattice structure. The structure a plurality of dot matrix cell elements, and each dot matrix cell element is of a central symmetry structure and comprises an upper circular ring, a lower circular ring, an arc-shaped supporting rod and a spiral connecting rod; the upper end of each arc-shaped supporting rod is connected with the upper circular ring, the lower end of each arc-shaped supporting rod is connected with the lower circular ring, and the arc-shaped supporting rods are evenly arranged between the upper circular ring and the lower circular ring; the starting point and the ending point of the spiral connecting rod are intersection points of a certain arc-shaped supporting rod, the upper circular ring and the lower circular ring, the spiral direction of the spiral connecting rod is anticlockwise, the spiral connecting rod takes the arc-shaped supporting rod as the outline, the whole spiral connecting rod is in a middle concave shape, and the spiral connecting rod is evenly distributed between the upper circular ring and the lower circular ring. When a load is borne, the arc-shaped supporting rods play a role in bearing, the spiral connecting rods play a role in supporting and buffering, the load is fully absorbed and borne, and compared with a traditional cell element structure, stress distribution is higher in bearing performance, has more excellent mechanical performance and has more advantages in modulus, strength and energy absorption.
Owner:NANJING UNIV OF SCI & TECH

Mining optical cable and assembly thereof

PendingCN114167558AReduce the weight of optical cablesGood compression performanceFibre mechanical structuresBeam tubeEngineering
The invention discloses a mining optical cable which is sequentially provided with a secondary sheath, a primary sheath, a framework and an optical unit from outside to inside, and the section of the secondary sheath is hexagonal; the primary sheath is arranged in the secondary sheath, and the cross section of the primary sheath is square; the framework is arranged in the primary sheath and comprises four reinforcing hoops and four connecting bands, every two reinforcing hoops are connected through the corresponding connecting band, an axial through hole is formed in the center of the framework, each reinforcing hoop is composed of a long arc section and two identical short arc sections, the long arc sections are in an arc shape arching outwards, and the short arc sections are in an arc shape arching outwards. Each short arc section is in an arc shape arching towards the inner side, the two short arc sections are connected with the two ends of one long arc section respectively, and the two short arc sections abut against the inner side in a back-to-back mode. And the optical unit is one or more optical fibers sleeved in the beam tube, and the optical unit is arranged in the through hole along the axial direction. The mining optical cable is good in compression resistance and light in weight, and doubling and capacity expansion can be carried out on the basis of an original optical cable.
Owner:FUTONG GRP JIASHAN COMM TECH CO LTD

Blue concrete block and preparation method thereof

The invention discloses a blue concrete block and a preparation method thereof. The block comprises white cement, blue malachite, mineral wool residues, fly ash, calcium silicate, hydroxyethyl methyl cellulose, silicon carbide, redispersible latex powder, organic fiber, polycarboxylate superplasticizer, CoAl2O4 blue pigment, sodium thiosulfate, clay and a composite additive. Various raw materials of the concrete block are creatively and organically combined, and the blue concrete block which has good compression resistance, fire resistance and heat insulation and small heat-conducting property parameters, and is healthy, environment-friendly, light in weight, small in water absorption and bright in color is obtained by optimizing the preparation process.
Owner:嘉善远大新型墙体股份有限公司

High-strength novel heat insulation board

The invention discloses a high-strength novel heat insulation board, and belongs to the technical field of heat insulation boards, the high-strength novel heat insulation board comprises an outer board shell and a cover plate adhered to the top end of the outer board shell, the outer board shell and the cover plate are made of heat insulation materials, and the top end of the outer board shell is provided with a containing cavity sunken towards the inner side of the outer board shell, and a reinforcing mechanism which is mounted on the cover plate and can enhance the heat preservation, sound insulation and compression resistance of the heat preservation plate is arranged on the inner side of the accommodating cavity. When the cover plate is installed on the outer plate shell, the cover plate is extruded by external force, so that the two sleeving sliding blocks can be close to each other on the supporting rods under the action of the supporting rods and extrude the elastic body, and the sound insulation plate abuts against the inner bottom of the containing cavity through the counteractive elastic force of the elastic body, in this way, the supporting assembly can elastically support the inner side of the heat preservation plate, and the heat preservation plate has the efficient heat preservation and sound insulation effects and also has the good compression resistance.
Owner:上海拉云建筑科技有限公司

Multifunctional pipe and method for preparing same

The invention discloses a multifunctional pipe and a method for preparing the same. The multifunctional pipe comprises an inner rubber layer, an outer rubber layer and a fiber woven layer. The outer rubber layer is the outermost layer, the fiber woven layer is arranged between the inner rubber layer and the outer rubber layer, polyester fibers are woven to form the fiber woven layer, the inner rubber layer is made of 100 parts of nitrile rubber, 5-6 parts of zinc oxide, 2-3 parts of stearic acid, 4-6 parts of anti-aging agents, 3-4 parts of dispersing agents, 10-12 parts of kaolin, 90-110 parts of N660 carbon black, 15-16 parts of DOTP (dioctyl terephthalate), 1-2 parts of sulfur, 4-5 parts of vulcanization accelerators and 5-6 parts of adhesive; the outer rubber layer is made of 100 parts of rubber, plastics and alloy NV3375, 5-6 parts of zinc oxide, 1-2 parts of stearic acid, 10-12 parts of anti-aging agents, 32-36 parts of kaolin, 40-48 parts of N660 carbon black, 10-14 parts of N330 carbon black, 12-16 parts of white carbon black, 3-4 parts of dispersing agents, 30-34 parts of DOTP, 2-3 parts of sulfur and 2-3 parts of vulcanization accelerators. The multifunctional pipe and the method have the advantages that the multifunctional pipe is simple in integral structure, low in manufacturing cost and long in service life, and diversified media can be delivered by the multifunctional pipe.
Owner:GUANGZHOU LIANG SOFT TUBE

Preparation method of melamine foam cotton

The invention discloses a preparation method of melamine foam cotton. The method comprises the following steps of taking 100 weight parts of melamine formaldehyde resin; in 25-DEG C water bath environment, adding 8 to 10 weight parts of emulsifying agents, 6 to 10 weight parts of polyethylene glycol, 3 to 5 weight parts of poly ethylene glycol distearate, 6 to 9 weight parts of alkyl diethanol amide and 8 to 12 weight parts of polyvinyl alcohol; performing high-speed uniform stirring; then, adding 6 to 8 weight parts of foaming agents, 5 to 7 weight parts of pore forming agents, 12 to 18 weight parts of curing agents and 3 to 10 weight parts of propylene glycol; performing uniform mixing; next, performing foaming for 1 min at a microwave foaming furnace with the temperature being 100 DEG C, the frequency being 2450 MHz and the power being 2KW; then, performing curing shaping for 2h in a baking oven being 200 DEG C to obtain the melamine foam cotton. The prepared melamine foam cotton has excellent compression performance, anti-tension performance, heat-resistant performance and fire resistance performance, and has the advantages that the structure is uniform; the aperture ratio is high; the brittleness is low; the flexibility is high; the differentiation rate is low.
Owner:郑州峰泰纳米材料有限公司

Organic silicon sealant for body chassis

The invention discloses an organic silicon sealant for a body chassis. The sealant comprises, by weight, 15-30 parts of beta-cyclodextrin grafted polyacrylamide, 10-20 parts of poly(p-dioxanone), 45-55 parts of lignin polyurethane, 5-15 parts of a modifier, 5-15 parts of chitosan quaternary ammonium salt, 25-35 parts of polyhydroxyalkanoate, 30-40 parts of high impact polystyrene, 7-17 parts of a rice hull extract and 6-16 parts of an eucommia extract. Through the above mode, the sealant of the invention has high strength and good compressive property, and is used to effectively enhance safety performance of automobiles.
Owner:WUXI PRITEN TRANSMISSION MACHINERY

Composite material for ultrasonic rat controller

InactiveCN106336529AGood shock and drop resistanceGood compression performanceChemistryMethyl benzoate
The invention discloses a composite material for an ultrasonic rat controller, the composite material comprises the following components by weight: 18-28 parts of 4-(2-thiophene methylene amino) benzoic acid, 5-21 parts of cellulose-tri (3, 5-dimethyl phenyl carbamate)-ZrO2 / SiO2, 45-60 parts of 4, 4 '-3, 3', 5, 5 '-tetramethyl biphenyl-di (4-methyl benzoate), 3-15 parts of dihydrocumic acid acyl thiourea, 15-25 parts of dihydrocumic acid oxime ether and 17-29 parts of triallyl cyanurate. By the way, the composite material has good anti-knock drop-resistant property and good compression resistance, and can be placed under a heavy object.
Owner:WUXI YONGYI PRECISION CASTING

Molecular sieve-based glass fiber framework adsorbing material as well as preparation method and application thereof

The invention relates to the technical field of VOCs adsorption and purification materials, and particularly discloses a molecular sieve-based glass fiber skeleton adsorption material as well as a preparation method and application thereof. The method for preparing the molecular sieve-based glass fiber skeleton adsorbing material comprises the following steps: providing a substrate material prepared by mixing wood pulp fibers and glass fibers and then carrying out wet molding; and enabling the surface of the substrate material to be in contact with a molecular sieve suspended emulsion, and combining suspended components in the molecular sieve suspended emulsion with the substrate material so as to obtain the molecular sieve-based wet glass fiber skeleton adsorbing material. The method is simple and convenient to operate and convenient for industrial production; and the prepared material is high in effective solid content of the molecular sieve, good in compressive strength, low in cost and excellent in adsorption performance and can be widely applied to purification treatment of industrial organic waste gas.
Owner:BEIJING LONGTAO ENVIRONMENTAL TECH CO LTD

Lightweight and insulating interior wall brick and production method thereof

The invention discloses a lightweight and insulating interior wall brick and a production method thereof. The interior wall brick is produced from, by weight, 30-40 parts of cement, 3-5 parts of ceramsite, 9-11 parts of diatomite, 1-3 parts of saponin, 6-8 parts of plant ash, 3-5 parts of flax fibers, 1-2 parts of calcium carbonate, 0.2-0.4 part of magnesium oxide, 0.1-0.3 part of sodium tripolyphosphate, 2-3 parts of paraffin, 1-2 parts of calcium stearate, 3-5 parts of triethanolamine, 8-10 parts of phenolic resin, 5-7 parts of diphenyl phosphate and 50-70 parts of hard water. The interior wall brick has the advantages of environmental friendliness, non-toxicity, safety, reliability, excellent compression resistance, light weight, stable product performances, excellent heat insulating effect, meeting market requirements and wide market prospect.
Owner:怀化市新益全新型环保建材有限公司
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