41results about How to "Improve wear and tear resistance" patented technology

The invention discloses an environment-friendly plastic material with a low decomposition rate and a low water absorptivity. The environment-friendly plastic material is prepared from the raw materials in parts by weight: 20-25 parts of PCL (polycaprolactone), 65-70 parts of modified PHB (poly-beta hydroxybutyric acid), 13-18 parts of a peanut protein powder, 1.5-1.8 parts of jute fiber, 3-4 parts of wood fiber, 1.1-1.3 parts of a silane coupling agent A-151, 2-3 parts of sodium lactate, 1.1-1.6 parts of sodium diacetate, 2-2.2 parts of dioctyl phthalate DOP, 5-7 parts of epoxy tall butyl oleate, 2-4 parts of oxidized starch, 20-23 parts of nano white carbon black, 6-8 parts of light calcium carbonate, 3-5 parts of sea-foam stone powder, 5-9 parts of kaolin and 1-1.4 part of antioxidant. The environment-friendly plastic material can be degraded by natural microbes and has the advantages of low decomposition rate, oxidation resistance, good shock resistance and low water absorptivity.

The invention discloses a protein plastic material comprising the following raw materials in parts by weight: 45-50 parts of PBS (poly butylenes succinate), 30-35 parts of poly-beta-hydroxybutyric acid (PHB), 20-25 parts of peanut protein powder, 2.5-3 parts of potassium titanate fiber, 5-7 parts of silk fiber, 1.2-1.7 parts of a silane coupling agent KH570, 2-3 parts of sodium sorbate, 1.1-1.6 parts of ethyl p-hydroxybenzoate, 1.7-1.9 parts of diisooctyl phthalate (DIOP), 3-6 parts of epoxidized soybean oil, 3-5 parts of starch acetate, 15-18 parts of talcum powder, 7-11 parts of wollastonite powder, 5-9 parts of calcite powder and 1-1.4 parts of tert-butylhydroquinone (TBHQ). The protein plastic material disclosed by the invention can be decomposed by microorganisms, and is strong in ductility and good in impact resistance and oxidation resistance, the generation of white pollution can be avoided and the consumption of agricultural product resources can also be reduced.

The invention discloses a degradable plastic material. The degradable plastic material comprises the following raw materials in part by weight: 5-50 parts of hydroxybutyrate and valeric acid copolyester PHBV4, 50-55 parts of peanut protein prowder, 15-18 parts of nanometer cellulose whiskers, 12-15 parts of coconut fibers, 3-5 parts of amylase, 1.5-2.2 parts of silane coupling agents, 2-3 parts of potassium sorbate, 2-3 parts of dehydroacetic acids, 1.4-1.6 parts of dioctyl phthalate, 1.2-1.6 parts of zinc stearate, 10-12 parts of hard clay, 5-9 parts of kaolin, 7-11 parts of sepiolite and 1-1.4 parts of 2, 6- di-tert-butyl-4-methylphenol BHT. The degradable plastic material can be completely decomposed into micromolecule substances under effects of microorganisms; the tensile strength, the breakage elongation and the light transmission of the degradable plastic material are close to those of the existing polypropylene; and the degradable plastic material can replace the polypropylene in some fields.

The invention discloses an anti-flaming aging-resistant rubber material which comprises the following constituents in parts by weight: 40 parts to 45 parts of butadiene styrene rubber, 30 parts to 36 parts of polyurethane elastomer, 10 parts to 15 parts of chlorinated butyl rubber, 2 parts to 3 parts of vulcanizing agent BPO, 1.2 parts to 1.8 parts of sulphur, 2 parts to 4 parts of divinyl carboxylic acid sodium, 20 parts to 30 parts of calcite powder, 9 parts to 11 parts of kieselguhr, 5 parts to 7 parts of aluminum silicate, 14 parts to 15 parts of carbon black N660, 14 parts to 15 parts of carbon black N330, 10 parts to 12 parts of magnesium hydroxide, 3 parts to 5 parts of quartz powder, 5 parts to 7 parts of zinc oxide, 2 parts to 4 parts of calcium stearate, 5 parts to 8 parts of barium stearate, 5 parts to 7 parts of diphenyl phosphate ester, 2 parts to 4 parts of melamine, and 1.5 parts to 2.5 parts of silane coupling agent KH450. The anti-flaming aging-resistant rubber material has an excellent anti-flaming aging-resistant performance, so that smog is effectively prevented from generating during a combustion process; besides, the ozone resistance and the weather resistance of the anti-flaming aging-resistant rubber material are excellent; moreover, the anti-flaming aging-resistant rubber material further has the advantages of high elasticity, high hardness and high strength.

The invention discloses an environment-friendly polycaprolactone plastic material which is prepared from the following raw materials in parts by weight: 8-12 parts of starch, 15-20 parts of polyvinyl alcohol solution, 0.8-1.3 parts of glyoxal water solution, 5-10 parts of tung oil, 30-40 parts of polycaprolactone, 8-12 parts of potassium titanate, 1.5-2 parts of gamma-(methylacryloyloxy)propyltrimethoxy silane, 1.5-2 parts of ethyl p-hydroxybenzoate, 1.8-2.2 parts of diisononyl phthalate, 1-1.5 parts of urea, 5-8 parts of butyl epoxy tall oil ester, 5-7 parts of jute fiber, 6-7 parts of oxidized starch, 22-24 parts of meerschaum powder, 1.5-2.2 parts of tert-butyl hydroquinone, 15-18 parts of ethylene glycol, 12-16 parts of water, 1.5-2.2 parts of sodium lactate, 1.4-1.5 parts of sodium diacetate and 1.5-2 parts of antioxidant 1010. The environment-friendly polycaprolactone plastic material has the advantages of favorable biodegradability, environment friendliness, excellent aging resistance, excellent water resistance and favorable mechanical properties.

The invention discloses a flame retardant and heat resistant rubber material. The flame retardant and heat resistant rubber material is prepared from the raw materials in parts by weight: 40-60 parts of hydrogenated nitrile rubber, 15-20 parts of butyl rubber, 5-15 parts of ABS (Acrylonitrile Butadiene Styrene) rubber, 1.5-2.5 parts of p-benzoquinone, 2-3 parts of lead oxide, 2-3 parts of magnesium oxide, 1.5-2.5 parts of vulcanization accelerator DM, 2-5 parts of trimellitate tri(2-ethylhexyl) trimellitate, 0.8-1.3 parts of epoxy soybean oil, 2.5-4 parts of environmental-friendly flame retardant FR, 1.5-2 parts of antimony trioxide, 25-35 parts of talcum powder, 15-20 parts of attapulgite modified clay and 2-4 parts of novel rubber reinforcing agent. The flame retardant and heat resistant rubber material has excellent elastic property and heat resistance and good ageing resistance, wear resistance and tear resistance.

The application relates to an iron-aluminum alloy composite strengthened aluminum-based material, its preparation method and application. The material includes an aluminum-based alloy layer, Fe metallurgically bonded to the aluminum-based alloy layer 3 Al alloy layer and Fe 3 Al alloy layer metallurgically bonded FeAl alloy layer, Fe 3 The Al alloy layer is mainly composed of Fe 3 Al phase and ZrB 2 Phase composition, the FeAl alloy layer is mainly composed of FeAl phase, B phase and Al 2 o 3 phase composition. The above-mentioned iron-aluminum alloy composite strengthened aluminum-based material not only possesses the excellent high-temperature mechanical properties, corrosion resistance and wear resistance of iron-aluminum intermetallic compounds, but also retains the advantages of high thermal conductivity and light weight of aluminum-based alloys. Using this material as a brake disc material for high-speed rail transit can greatly reduce production costs on the one hand, and significantly increase the service temperature and service life of the brake disc on the other hand.

The invention discloses a modified environment-friendly plastic with high ductility, impact resistance and oxidation resistance. The raw materials include 45-50 parts of polybutylene succinate PBS and 30-35 parts of poly-β-hydroxybutyrate PHB in parts by weight. 20-25 parts of peanut protein powder, 2.5-3 parts of potassium titanate fiber, 12-15 parts of coconut fiber, 1.2-1.7 parts of silane coupling agent KH570, 2-3 parts of sodium sorbate, ethyl p-hydroxybenzoate 1.1-1.6 parts, 1.4-1.6 parts of dioctyl phthalate DOP, 1.2-1.6 parts of zinc stearate, 3-5 parts of acetate starch, 15-18 parts of talcum powder, 7-11 parts of wollastonite powder, Calcite powder 5-9 parts, sepiolite 7-11 parts, tert-butyl hydroquinone TBHQ 1-1.4 parts, 2,6-di-tert-butyl-4-methylphenol BHT 1-1.4 parts. The invention can be decomposed by microorganisms, has strong ductility, good impact resistance and oxidation resistance.