327results about How to "Material environmental protection" patented technology

The invention discloses a water-resistant polyvinyl chloride (PVC) cable insulating material, which comprises raw material components of PVC resin, main plasticizing agents, lubricating agents, calcium-zinc stabilizing agents, and calcined clay already treated by using coupling agents. The cable insulating material disclosed by the invention has high tensile strength and excellent water-resistantperformance, and can be used underwater for a long time.

The invention provides a high-wear-resistance transparent TPU spherical film and a preparation method thereof. The high-wear-resistance transparent TPU spherical film is prepared by mixing and tape-casting the following components in parts by weight: 60-90 parts of polyurethane-nanopowder complexing agent, 2-10 parts of chain extender, 0.3-2 parts of antioxidant, 1-4 parts of hydrolysis stabilizer, 0.8-3 parts of slipping agent, 0.8-3 parts of antiblocking agent, 1-10 parts of filling agent and 1-3 parts of flame retardant. The TPU spherical film material prepared by modifying and creating all components and preparation proportion of the TPU spherical film has unique technological advantages of being high in wear resistance, transparency and hydrolysis resistance properties, good in elasticity, cold-proof, durable, environment-friendly in materials, free from any hidden injury to a human body, printable, and capable of performing high-frequency welding and the like, the wide use of the TPU special film material in a plurality of fields can be promoted, and the TPU spherical film material has wide market prospects.

The invention provides high-abrasion-resistance transparent thermoplastic polyurethane elastomer for a ball film and a manufacturing method of the high-abrasion-resistance transparent thermoplastic polyurethane elastomer. The thermoplastic polyurethane elastomer is made of nano-modification TPU composite materials, and the nano-modification TPU composite materials are formed by mixing, by weight, 70-90 parts of polyurethane-nano-powder composite components, 3-10 parts of chain extenders, 0.5-2 parts of antioxidants, 1.2-4 parts of hydrolytic stabilizers, 1-3 parts of slipping agents, 1-3 parts of antiblocking agents, 3-20 parts of fillers and 0.8-3 parts of fire retardant. The nano-modification TPU composite materials manufactured by modifying and innovating all raw material components and the configuration proportion of the TPU composite materials have the unique advantages of being high in hardness and abrasion resistance, strong in elasticity and toughness, high in transparency, high in hydrolysis resistance, good in environmental protection, capable of achieving high-frequency welding and the like, the wide application of the TPU materials is promoted, and the wide market prospect is achieved.

The invention relates to a konjac breath-refreshing cigarette holder filter core and a preparation method thereof. The preparation method comprises steps of preparing konjac glucomannan alkaline aqueous solution, preparing konjac glucomannan emulsion, preparing konjac glucomannan gel microspheres, drying konjac glucomannan gel microspheres, preparing mint konjac glucomannan gel microspheres, preparing medicine-carrying konjac glucomannan gel microspheres, preparing konjac fibers and preparing a filter core. The konjac breath-refreshing cigarette holder filter core takes konjac as the main raw material, the konjac has effective fiber plasticity, adsorbability and slow-release property, the amount of toxic substance reaching the oral cavity can be reduced, the case that after a person smokes, the teeth become yellow can be avoided; trace and slow-releasing medicine is contained in the filter core, the medicine effect is guaranteed; all the materials are very environmentally-friendly, and can be degraded in the air easily, are nonhazardous and do not pollute the environment; and the smoker can feel refreshed, the nasal cavity is not blocked, and the mental state of the smoker is better.

The invention provides a high-effect rat-proof and termite-proof electric wire and cable which comprises conductors. A shielding layer is arranged outside each conductor, a flame-resistant PE (polyethylene) insulating layer is arranged outside each shielding layer, a ceramic silicone rubber layer is arranged outside each flame-resistant PE insulating layer, a waterproof layer is arranged outside each ceramic silicone rubber layer, the conductors are filled with a flame-resistant glass fiber filler rope, a flame-resistant belt is arranged outside the conductors and the flame-resistant glass fiber filled rope, a mica layer is arranged outside the flame-resistant belt, a flame-resistant PE protection layer is arranged outside the mica layer, an armor layer is arranged outside the flame-resistant PE protection layer, a nylon 12 sheath layer is arranged outside the armor layer, a carbon pipe is arranged outside the nylon 12 sheath layer, and a capsaicin rat-proof and termite-proof layer is arranged outside the carbon pipe. The invention further provides a preparation method of the electric wire and cable. The high-effect rat-proof and termite-proof electric wire and cable is provided with multiple rat-proof and termite-proof layers and multiple flame-resistant layers.

The invention relates to an elastic protector which is suitable for a user to wear to prevent the body from being damaged and comprises at least one elastic fabric layer extending along at least one direction and one waterborne polyurethane foaming body layer which is lamellar, is combined to the elastic fabric layer and is provided with an opened cell structure, wherein the waterborne polyurethane foaming body layer is made from a foaming raw material containing waterborne polyurethane which can dispread in a water solution, wherein the waterborne polyurethane has the thickness equal to or greater than 1 mm, the maximum elongation of 200% to 450%, the elastic modulus of 2 to 7 kgf/cm<2>, the tension strength equal to or greater than 4kgf/cm<2> and the density of 180 to 600 g/l.

The invention relates to a passivation solution suitable for processing the aluminum foil of an aluminum-plastic film. The passivation solution comprises, by weight, 100 parts of distilled water, 0.1-5.0 parts of phosphoric acid or phosphate compound, 0.2-8.0 parts of trivalent chromium compound, 0.01-2.0 parts of zirconium compound, 0.01-8.0 parts of fluoride, 0.1-30 parts of acrylic resin, 0.01-6.0 parts of crosslinking agent, 0-1.0 part of auxiliary and a certain amount of pH regulator. 8021 aluminum foil processed by the passivation solution has excellent corrosion resistance, and the processed aluminum foil combined with CPP through modified polyolefin-based glue has excellent binding force, electrolyte resistance and water resistance.

The invention provides a purple-light cross-linked low-smoke halogen-free high flame-retardant EVA cable which comprises conductors. Each conductor is covered with a shield layer, the shield layer is covered with a purple-light cross-linked insulating layer, the purple-light cross-linked insulating layer is covered with a ceramic silicone rubber layer, and the ceramic silicon rubber layer is covered with an anticorrosive layer. Flame-retardant glass fiber filling ropes are filled among the conductors, the conductors and the flame-retardant glass fiber filling ropes are together covered with a flame-retardant tape, the flame-retardant tape is covered with an internal purple-light cross-linked protective layer, the internal purple-light cross-linked protective layer is provided with an armor layer, the armor layer is covered with an external purple-light cross-linked protective layer, the external purple-light cross-linked protective layer is covered with a waterproof layer, the waterproof layer is covered with an SBS rubber layer, and the SBS rubber layer is coated with an ultraviolet-proof layer. The invention further provides a production method of the cable. The purple-light cross-linked low-smoke halogen-free high flame-retardant EVA cable is provided with multiple flame-retardant layers and the waterproof layer.

The invention provides an irradiation cross-linking high-performance high flame-resistant electric wire and cable which comprises conductors. A shielding layer is arranged outside each conductor, an irradiation cross-linking polyethylene insulation layer is arranged outside each shielding layer, a fire-resistant mica layer is arranged outside each irradiation cross-linking polyethylene insulation layer, the conductors are filled with rock wool ropes, a flame-resistant belt is arranged outside the conductors and the rock wool ropes, a flame-resistant polyethylene inner protection layer is arranged outside the flame-resistant belt, an armor layer is arranged outside the flame-resistant polyethylene inner protection layer, a flame-resistant polyethylene outer protection layer is arranged outside the armor layer, an abrasion-resistant layer is arranged outside the flame-resistant polyethylene outer protection layer, and an ultraviolet-proof layer coats the abrasion-resistant layer. The invention further provides a preparation method of the electric wire and cable. The irradiation cross-linking polyethylene insulation layers, the fire-resistant mica layers, the rock wool ropes, the flame-resistant polyethylene inner protection layer, the flame-resistant polyethylene outer protection layer and the abrasion-resistant layer have flame resistance, multiple layers are set, and the flame resistance of the electric wire and cable is far higher than that of similar products.

A fire-resistant micro-metal brake pad is mainly composed of the following components according to weight percentages: 2-4% of nitrile rubber, 3-6% of tyre powder, 3-5% of expansion graphite, 4-8% of super-fine iron oxide powder, 9-13% of boron containing phenolic resin, 3-6% of chromite, 3-5% of magnetite, 5-8% of diatomite, 6-9% of E glass short fibre, 7-11% of grammite fibre, 6-9% of chopped steel fibre, 8-12% of viscose fibre, 0.5-1% of aluminium silicate hollow ball, 2-3% of heavy magnesia, 0.2-0.5% of zinc stearate, 0.5-1% of copper sulphide, 3-5% of calcined petroleum coke and 10-15% of barite. The material of the invention is environmentally-friendly and rust-less, the heat transmission is slow, the fire and thermal degradation resisting performance is good, and the service life is long. After the invention is used, the brake of the small automobile is sensitive, the brake is stable, no brake scream is generated, and the comfortable performance is good, thereby not damaging the couple plate.

The invention relates to a granular multi-stage-multi-directional energy consumption vibration reduction support seat, which comprises an energy consumption vibration reduction body, an upper part connection plate and a lower part connection plate, wherein the whole of the energy consumption vibration reduction body is a cube; the upper part connection plate and the lower part connection plate arerespectively and fixedly arranged at the upper and lower ends of the energy consumption vibration reduction body. The energy consumption vibration reduction body comprises a rubber protection layer,a vibration reduction granule fixing plate, a damping spring, memory alloy granules, high-damping rubber granules and a composite energy consumption body. The granular multi-stage-multi-directional energy consumption vibration reduction support seat aims at solving the problems of environment pollution, poor stability, nonuniform damping distribution, multi-stage-multi-directional energy consumption incapability and the like easily caused by the existing vibration reduction device. The invention provides the granular multi-stage-multi-directional energy consumption vibration reduction supportseat, which has the characteristics of environment-friendly effect, high stability, uniform damping distribution, multi-stage energy consumption capability, multi-directional energy consumption capability, high self restoration capability and the like.

The invention discloses red light emitting carbon quantum dots and a household microwave preparation method thereof. The method comprises the following steps: dispersing ammonium citrate in a glycerolsolvent, heating and stirring to form a solution, adding formamide, and uniformly stirring; putting the mixture into a household microwave oven for heating reaction, cooling to room temperature, adding absolute ethyl alcohol, uniformly mixing, centrifuging to obtain a precipitate, dispersing the precipitate in absolute ethyl alcohol, filtering by a filter head to obtain preliminarily purified carbon quantum dots, and carrying out silica gel column chromatography for secondary purification to obtain a red light emission carbon quantum dot solution. The emission wavelength of the red quantum dot solution is 650 nm, and the fluorescence quantum efficiency reaches 23%, the red light emission carbon quantum dot solution has fluorescence excitation independent luminescence characteristics, andis still in red light emission state under near ultraviolet excitation. The method provided by the invention has the advantages of operation simplicity, environmental protection, low cost, high yield,and the like, and the obtained carbon quantum dots are uniform in size, high in purity, stable in fluorescence, non-toxic and pollution-free, and have important application value in the aspects of biomedicine and optoelectronic devices.

The invention discloses a polypropylene composition special for automobile bumpers and a preparing method thereof. The raw material formula of the polypropylene composition special for automobile bumpers is composed of, by weight, 30-50 parts of copolymerization polypropylene, 30-50 parts of copolymerization polypropylene reclaimed materials, 10-30 parts of calcium carbonate, 15-25 parts of flexibilizer, 0.1-0.5 part of antioxidant 1010, 0.1-0.5 part of antioxidant 168, 0.3-0.5 part of uvioresistant agent UV-531 and 0.08-0.1 part of diffusing powder ethylene bis stearamide (EBS). The polypropylene composition special for automobile bumpers can meet basic indexes of the automobile bumpers, has some indexes surpassing the world industrial level, has good characteristics of high rigidity, impact resistance, scratching resistance and low temperature resistance, can resist 95 DEG C high temperature and -30 DEG C low temperature, is solarization resistant and aging resistant, has service life as long as more than 15 years, can be recycled for reconstruction, and is an optimum material capable of protecting environment, being recycled, saving energy and reducing emission.

The infrared radiation paint for tobacco flue-curing house comprises: Fe2O3 40-62%, Fe3O4 10-22%, ZnO 2-5%, MgO 1-2%, NiO 2-4%, graphite powder 3-8%, TiO2 1-3%, manganese ore powder 10-14%, zirconium silicate 1-5%, and talcum powder1-5%. The preparation method comprises: (1) preparing materials; (2) mixing; (3) sintering at 700-1000Deg; (4) breaking, grinding, screening, and packaging; when using, it needs to add 25-45% bonding agent. This invention has special formula and technique, and has well properties.

The invention discloses a novel coal ash grouting material, which is composed of specific components by mass: 1 part of coal ash, 2 parts of water, liquid water glass occupying 5% to 10% of the coal ash and sepiolite occupying 2%. to 5%.of the coal ash. Improved coal ash grout has strong adhesion performance on firing articles, can evenly and effectively cover the surfaces of the firing articles, is strong in water-retaining performance and good in fire resistance, can effectively block leakage insulate oxygen to prevent grout from losing, and is low in price, environmental-friendly, good in stability and suitable for pipeline transportation.

The invention provides a water erosion prevention system and method for the ecology of a slope of an abandoned rear-earth mine land. According to the system, erosion of the slope of the abandoned rear-earth mine land caused by a water body can be prevented and controlled by arranging an obstructing belt and intercepting belts; a little sandy soil scoured by a water flow can be prevented from entering the water body by arranging a permeable layer; meanwhile the water flow can be led out by a diversion channel; and further, by arranging vegetation layers, water and soil can be effectively conserved, the slope is reinforced, and the maintenance of ecological balance is facilitated. Since the system is employed in the method provided by the invention, the method can effectively prevent and treat the water erosion of the slope and recover the ecological environment of the slope.

The invention discloses a product exhibition stand. The product exhibition stand comprises a first exhibition platform and a base. The first exhibition platform comprises front and rear spaces for external product exhibition, and the two spaces are formed by a first hollow support, a first hollow left board, a first hollow right board and a first transverse partition board. The top of the base is in spliced joint with the bottom of the first transverse partition board to support the first exhibition platform. Hollow paper boards are combined by spliced joint to form the multi-layer exhibition stand, the defect of corner torsion deformation of planar boards due to intrinsic anisotropy of the boards can be overcome, and great exhibition effects are achieved. In addition, the multi-layer exhibition stand formed by spliced joint of paper materials is environment friendly in material, light and delicate in structure, convenient to carry and low in cost.

The invention discloses an inflation automatic opening and closing gate and a water gate device. The inflation automatic opening and closing gate comprises a gate body, an air intake pipeline, an air exhaust pipeline, a water inlet pipeline and a water outlet pipe, wherein the air intake pipeline and the air exhaust pipeline are arranged on the upper portion of the gate body. The water inlet pipeline and the water outlet pipeline are arranged on the lower portion of the gate body. The gate body is composed of multiple air bags. Supporting structures are arranged among the air bags and on the sides of the air bags. The water gate device comprises a gate groove, the inflation automatic opening and closing gate contained in the gate groove, an inlet air pump, an outlet air pump, an inlet water pump, an outlet water pump and a control unit, wherein the inlet air pump and the outlet air pump are linked with the gate air intake pipeline and the gate air exhaust pipeline respectively and the inlet water pump and the outlet water pump are linked with the gate water inlet pipeline and the gate water outlet pipeline respectively and the control unit is linked with the inlet air pump, the outlet air pump, the inlet water pump and the outlet water pump.

The invention relates to a modified PVC (polyvinyl chloride) resin material for soles of outdoor shoes. The modified PVC resin material comprises, by weight, 100 parts of PVC resin, 10-12 parts of DOTP (dioctyl terephthalate), 8-10 parts of epoxidized soybean oil, 25-30 parts of polyvinyl butyral, 20-25 parts of carbon fibers, 8-10 parts of hydroxyl-terminated butadiene-styrene liquid rubber, 0.5-1.0 part of polyethylene wax, 1.8-2.0 parts of stearic acid and 3-5 parts of calcium-zinc stabilizers. The modified PVC resin material for the soles of the outdoor shoes does not comprise dioctyl phthalate and rare earth elements, thereby being more environment friendly in terms of texture; the soles made of the modified PVC resin material are moderate in elasticity, excellent in ageing resistance and high in impact strength.

The invention relates to flame-retardant color masterbatch, in particular to flame-retardant color masterbatch used for an environmental protection frame material. The flame-retardant color masterbatch comprises decabromodiphenyl ethane (TDE), brominated epoxy (BER), and diantimony trioxide (Sb2O3). The flame-retardant color masterbatch has the advantages that: the flame-retardant color masterbatch uses environmental protection materials, has good flame-retardant effect, accords with development requirement of modern society, and greatly reduces manufacturing cost relative to other flame-retardants with the same effect.