480 results about "Decabromodiphenyl ether" patented technology

A flame retardant, intumescent pressure sensitive adhesive (PSA) composition for EMI shielding gaskets, tapes, wraps, and the like. The composition is formulated as an admixture of: (a) a PSA component; (b) a halogenated first flame retardant component; (c) a metal-based second flame retardant component; and (d) a filler component of expandable, intercalated graphite particles. In a representative embodiment the PSA component (a) is acrylic-based, the halogenated first flame retardant component (b) is a polybrominated diphenyl compound such as decabromodiphenyl oxide or decabromodiphenyl ether, the metal oxide-based second flame retardant component (c) is antimony oxide, antimony trioxide, or antimony pentoxide, and the filler component (d) is graphite flake.

The invention provides an irradiation crosslinking low-smoke halogen-free flame-retardant polyolefin cable material for photovoltaic cables. The cable material is prepared from the following raw materials in parts by weight: 40-50 parts of polyethylene (PE), 30-40 parts of polyvinyl chloride resin, 20-30 parts of CSM2305, 10-12 parts of ethylene-acrylate copolymer, 10-15 parts of epichlorohydrin rubber T3100, 5-10 parts of epoxidized soybean oil, 2-3 parts of carbonyl iron powder, 10-12 parts of high abrasion carbon black N330, 5-10 parts of light calcium carbonate, 1-2 parts of zinc oxide, 5-10 parts of wollastonite powder, 4-5 parts of vermiculite, 1-2 parts of polytetrafluoroethylene micro powder, 1-2 parts of graphite, 1-2 parts of nano boron carbide, 2-3 parts of ferric oxide, 0.1-0.2 part of UV-O, 0.1-0.2 part of UV-53, 0.1-0.2 part of flame retardant TBC, 10-12 parts of aluminium hypophosphite, 5-8 parts of decabromodiphenyl ether, 8-10 parts of dioctyl terephthalate, 6-8 parts of trioctyl trimellitate, 8-10 parts of triethyl citrate, 1-2 parts of calcium stearate, 0.2-0.4 part of stearic acid, 0.1-0.2 part of oxidized polyethlene wax, 0.2-0.3 part of ethylene bis stearamide, 0.1-0.2 part of DCP, and 12-15 parts of modified filler. The cable material has the characteristics of high flame retardance, high ultraviolet resistance and high ageing resistance, and meanwhile, has a good mechanical property, and is environment-friendly.

A fire-proof, noise-reducing and antiskid material for the pavement in tunnel is prepared through preparing flame-retarding smoke-inhibiting agent from decabromodiphenyl ether, Sb2O3, aluminium hydroxide and smoke inhibitor, preparing modified high-viscosity flame-retarding asphalt from styrene-butanediene-styrene block copolymer, activated rubber powder, stabilizer, antioxidizing agent, said flame-retarding smoke-inhibiting agent and asphalt matrix, choosing mineral material consisting of aggregate and filler, and mixing it with said modified asphalt and fibers.

The invention provides burnthrough-resistant water-based fire retardant glue for spinning. The burnthrough-resistant water-based fire retardant glue is prepared from the following components in parts by weight: 100 parts of a water-based adhesive, 10 to 100 parts of a halogen flame retardant, 3 to 100 parts of a synergistic flame retardant, 0 to 30 parts of an auxiliary and 0 to 100 parts of water, wherein the water-based adhesive is prepared from ethylene-vinyl acetate copolymer emulsion and an auxiliary adhesive; the solid content of the ethylene-vinyl acetate copolymer emulsion is 20 to 56 percent; the weight ratio of the water-based adhesive to the halogen flame retardant is (1 to 8) to 1; the halogen flame retardant is prepared from one or more of decabromodiphenyl ether, decabromodiphenyl ethane, tri(2,3-dibromo propyl) isocyanuric acid ester, tri(tribromophenyl) cyanurate, ethylene bis (tetrabromophthalimide), tetrabromo bisphenol A, hexabromocyclododecane, octo-bromo-ether, chlorine ester resin, ploy (vinylidene chloride) resin, brominated styrene, brominated epoxy resin, polyvinyl chloride, chlorinated paraffin and methyl chloride.

The invention discloses an anti-flaming antisepsis leather coating which is composed of, by weight, 2-3 parts of hydrous zinc borate, 1-1.5 parts of linoleic acid calcium soap, 0.1-0.2 part of triterpenoid saponin, 0.7-1 part of calcium naphthenate, 1.7-2 parts of polyvinylpyrrolidone, 0.8-1 part of polyacrylamide, 1.6-2 parts of stannous chloride, 0.1-0.13 part of triethanolamine, 190-200 parts of methyl methacrylate, 3-4 parts of lauryl sodium sulfate, 0.1-0.2 part of urotropine, 0.2-0.3 part of ammonium persulfate, 6-7 parts of a 20%-25% formaldehyde solution, 16-20 parts of zinc acetate, 4-7 parts of silver nitrate, 1-2 part of decabromodiphenyl ether and 0.4-1 part of sodium lauryl sulfate. The anti-flaming antisepsis leather coating has a good antibacterial property and excellent moisture permeability and water resistance. Leather coated with the obtained emulsion is good in antibacterial property and excellent in hygiene property.

The invention relates to a static electricity conductive flame retardant rubber for an oil tank sealing strip. The rubber takes butyronitrile rubber as a main raw material, which is mixed with stearic acid, zinc oxide, acetylene carbon black, semi reinforcing carbon black, aluminum hydroxide, decabromodiphenyl ether, antimony trioxide, chlorinated paraffin wax, antiager 4010NA, antiager A, sulfur, accelerant CZ, accelerant TMTM, coumarone and dioctyl phthalate, and the mixture undergoes the mixing by an internal rubber mixer, and the rubber is bonded on both sides of a gum dipping framework by a calender and is subject to the sulfuration to prepare the static electricity conductive flame retardant sealing strip. The surface resistance of the product is less than 3x10<8>Ohm, and the burning performance is no less than FV-1 class, the rubber of the invention meets the requirements of an steel oil tank on the static electricity conduction and the flame retardation of the rubber sealing strip.

The present invention discloses an asphalt flame retardant modifier which is granular. According to the weight portion, the composition is: 20 portion to 45 portion of decabromodiphenyl ether or decabromophenylethane, 15 portion to 30 portion of hydrated magnesium silicate, 5 portion to 15 portion of smoke-suppressant, 1 portion to 10 portion of fatty acid of C₁₆-C₁₈ as coupling agent, and 15 portion to 25 portion of polyolefin. The present invention also discloses a preparation method of the asphalt flame retardant modifier. The asphalt flame retardant modifier of the present invention has good road performances and has the characteristics of good dispersion, easy addition, security, environmental protection and so on. The present invention improves the production efficiency, has no environmental pollution in working, and less equipment corrosion. The flame retardant composition is proper; the synergic effects of a plurality of flame retardants are made full use of; the materials are directly blended and added; the present invention simplifies the production process and reduces the production cost.

The invention discloses monocomponent PRTV anti-pollution-flashover paint and a preparation method thereof. The monocomponent PRTV anti-pollution-flashover paint is composed of the following materials in parts by weight: 28-38 parts of polydimethylsiloxane, 10-19 parts of hydroxyl-terminated fluorine-containing polysiloxane, 3-5 parts of nanometer silica, 1-3 parts of a coupling agent, 0.5-1 part of a catalyst, 2-3 parts of decabromodiphenyl ether, 1-2 parts of a pigment and 40-50 parts of a solvent. The monocomponent PRTV anti-pollution-flashover paint has the beneficial effects that a fluorine material and a nanometer material are organically combined and blended with silicone rubber, silicone rubber is taken as main base rubber and fluorosilicone rubber is taken as auxiliary base rubber; and the monocomponent PRTV anti-pollution-flashover paint has the main technical advantages of being good in flame retardant effect, substantially reduced in cost.

The invention discloses anticorrosive paint which comprises, by mass, the following materials of 2-5 parts of allyl heptanoate, 1-4 parts of 4-methyl guaiacol, 1-2 parts of acetylacetone selenium, 4-9 parts of polyamide resin, 2-4 parts of 3-chlorine-2-carboxyl propyl trimethyl ammonium chloride, 1-3 parts of chromic chloride, 3-7 parts of vinylidene chloride, 2-5 parts of tetrabutylammonium bromide, 0.2-0.5 part of yttrium oxide, and 3-6 parts of decabromodiphenyl ether. The anticorrosive paint is not only convenient to use, easy to produce and manufacture, good in painting performance, and good in wettability for object surfaces, but also rapid in paint film drying, good in mechanical capacity, and good in acid-base resistance property, water resisting property, and resistance to organic solvent.

The invention discloses bacillus subtilis DB-2 and application thereof for degrading decabromodiphenyl oxide. The bacillus subtilis is preserved in China Center for Type Culture Collection (CCTCC) on 27th November 2009 with the preservation number of CCTCC No:M 209286. The bacillus subtilis has stronger degrading ability and is capable of debrominating decabromodiphenyl oxide to generate free bromonium ions. The bacillus subtilis does not generate high-toxicity secondary pollutants of polybrominated dibenzo-p-dioxins, polybrominated dibenzo-furans, low-brominated diphenyl ether, and the like after being biodegraded, and can be used for treating the pollution of the decabromodiphenyl oxide in the environment, thereby providing a decabromodiphenyl oxide degrading bacterium with low cost and high efficiency and without secondary pollution for treating the decabromodiphenyl oxide in chemical sludge or wastewater.

The invention provides an environment-friendly cold-resistant polyvinyl chloride cable material. The polyvinyl chloride cable material is prepared with the following components and raw materials by weight: 60-70 parts of polyvinyl chloride, 10-15 parts of polysiloxane, 8-10 parts of silicon rubber, 12-15 parts of dioctyl terephthalate, 5-10 parts of triethylene glycol di-2-ethylhexoate (triglycol dioctate), 3-5 parts of epoxy triglyceride, 8-10 parts of tributyl acetocitrate, 1-2 parts of cobalt naphthenate, 0.2-0.3 part of ethyl silicon oil, 2-5 parts of chlorinated polyethylene, 10-15 parts of aluminum hydroxide, 5-6 parts of triphenyl phosphate, 4-6 parts of decabromodiphenyl ether, 8-10 parts of light activated calcium carbonate, 5-8 parts of bentonite, 1-2 parts of zinc oxide, 1-2 parts of titanium dioxide, 5-6 parts of cinerite, 6-8 parts of highly wear-resistant carbon black, 2-3 parts of Ca-Zn compound stabilizer, 0.1-1 part of antioxidant 1076, 0.1-0.3 part of dicumyl peroxide (DCP), 0.2-0.3 part of butyl stearate, 1-2 parts of barium stearate, 0.1-0.5 part of zinc stearate, and 8-10 parts of modified filler. The cable material is of good shock resistance at low temperature and environment-protection property, thereby solving the problem that the existing polyvinyl chloride cable material is not environment-friendly, and bad in the shock resistance at low temperature.

The invention discloses a treating method for halogenated organic solid pollutants. The treating method comprises the following steps: mixing persulfate with the halogenated organic solid pollutants and adding the obtained mixture into a ball milling tank; and carrying out grinding by using a plurality of grinding balls with different diameters at normal temperature and normal pressure. According to the invention, the halogenated organic solid pollutants can be fully and effectively degraded at normal temperature and normal pressure through oxidation effect of free sulfate radicals on the halogenated organic solid pollutants, and degradation rates of decabromodiphenyl ether, phenyl-hexachloride and tetrabromobisphenol A all exceeds 85%.

The invention discloses a method for extruding an ultra-high molecular weight polyethylene product with flame retardant and antistatic properties, which is characterized by comprising the following steps: adding 100 parts of ultra-high molecular weight polyethylene resin the molecular weight of which is greater than or equal to 3800000, 15-25 parts of high-density polyethylene resin the molecular weight of which is 500000-700000, 2 parts of polyethylene wax, 1-2 parts of calcium stearate, 0.2-0.8 part of fluorine additive, 0.4 part of antioxidant, 30-35 parts of conductive carbon black powder and 30-32 parts of compound fire retardant into a single screw extruder for continuous extruding and forming, wherein the additives are kneaded in an internal mixer at 60-80 DEG C for 30-60 minutes, and then the additives and the polyethylene resin are added into the extruder. The compound fire retardant comprises decabromodiphenyl ether, antimony trioxide and ammonium polyphosphate (APP) in proportion of 10:5:1. The combination property of the product of the invention exceeds the existing coal industry standard (MT 558.1-2005), and the product is especially suitable to be used in the coal industry.

The invention discloses PET (polyethylene glycol terephthalate) fiber/mulberry bark composite sound absorbing cotton, which comprises the following ingredients in parts by weight: 70 to 80 parts of PET fibers, 40 to 50 parts of mulberry bark fibers, 10 to 15 parts of emulsifying agents OP-9, 5 to 10 parts of peregal O-25, 80 to 100 parts of PP (propene polymer), 30 to 40 parts of EVA (ethylene vinyl acetate), 15 to 20 parts of nanometer barite powder, 10 to 15 parts of modified kieselguhr, 2 to 3 parts of stearic acid, 5 to 8 parts of dioctyl phthalate, 4 to 6 parts of decabromodiphenyl ether, 2 to 3 parts of tristearin, 1 to 2 parts of vinyltriethoxysilane, 2 to 3 parts of calcium stearate, 1 to 2 parts of dibasic lead phosphate, 0.5 to 1.5 parts of anti-ageing agents OD (octyl decyl) and 1 to 2 parts of antioxidants DLTP (dilauryl thiodipropionate). The sound absorbing cotton prepared by the invention has the advantages that the appearance evenness is good, the thickness is uniform, the hand feeling is soft, the product bonding degree is good, the tensile performance is high, the sound absorbing performance is excellent, the flame retardant effect is good, and the like.

The invention relates to a wear-resistant polyethylene pipe for an underground coal mine, belonging to one of polyethylene modified materials. The wear-resistant polyethylene pipe comprises the raw materials by weight percent: 2-5% of super wear-resistant carbon black, 10-20% of superconducting carbon black, 10-20% of decabromodiphenyl ether, 5-10% of antimony trioxide, 5-10% of POE, 0.5-1% of antioxidant, 2-4% of processing agent and the balance of high density polyethylene. The super wear-resistant carbon black has the required particle size of 11-15nm, the iodine absorption value of 145-152g/kg and the dibutyl phthalate (DBP) absorption value of 113-120cm<3>/100g. The wear-resistant polyethylene pipe has the advantages that excellent flame retardant and antistatic performance is excellent, and wear resistance is high, so that the flame retardant and the antistatic performance and the mechanical property of the pipe are guaranteed not to be reduced due to dragging and friction in the processes of installation and use, and the safety factor of underground coal mine operation can be improved.

A flame-retarded and antistatic Polywoven Bag is used to solve the problem that whose average surface resistance is sharply lower than that of the national standards and is prepared by: (1) Making flame-retarded masterbatch A by mixture and plastication of the antimony oxide and the polypropylene; (2) Making flame-retarded masterbatch B by mixture and plastication of the Decabromobiphenyl ether and the polypropylene; (3) Making antistatic masterbatch by mixture and plastication of the static agent and the polypropylene; (4) Making the mixture of the flame-retarded masterbatch A, B,antistatic masterbatch and the polypropylene through the high rate agitator; (5) Making the filamentus disk through drawing it to pellicle and filamentus using the plastic machine; and (6) Surface treating using the static agent. It can be used in coal mine and chemical lines.

The invention belongs to the field of high polymer materials, and discloses a flame-retardant insect-proof antibacterial mat for a floor carpet.The flame-retardant insect-proof antibacterial mat is prepared from low-density polyethylene, high-density polyethylene, decabromodiphenyl ether, polyethylene resin, zinc stearate, antimonous oxide, polyethylene wax, medical stone, natamycin, beta-cyclodextrin, chitosan, silane coupling agent, traditional Chinese medicine additives, citric acid, foaming agent, monoglyceride and color master batch.The product is a green and pollution-free product and has high flame retardance and good insect-proof and antibacterial performance, can restrain breeding of viruses, insects, mites, ants and the like for a long time, can effectively protect the floor carpet, and is harmless to human bodies and free of hidden health and safety dangers in the use process.

An anti-bacterial and high-intensity talcum powder modified polypropylene plastic comprises the following components in parts by weight: 100 parts of co-polypropylene, 20 to 40 parts of talcum powder, 2 to 4 parts of titanium dioxide, 10 to 15 parts of PP-g-MAH compatibilizer, 10 to 25 parts of decabromodiphenyl ether, 0.1 to 0.2 part of dimerization di(isooctyl) phosphate magnesium stearate, 10 to 20 parts of melamine cyanurate, 0.1 to 0.3 part of a composite antibacterial agent, 0.1 to 0.3 part of an antioxidant and 1 to 3 parts of auxiliaries.

The invention discloses a nano vermiculite modified composite sound absorbing material. The material is prepared from the following raw materials in parts by weight: 100-120 parts of barite powder, 50-60 parts of ceramsite, 40-50 parts of nano vermiculite, 80-90 parts of polyvinyl acetate emulsion, 55-65 parts of modified tree ashes, 15-20 parts of aluminium hydroxide, 20-30 parts of polybenzimidazole fibers, 10-20 parts of nanocarbon, 20-30 parts of EVA (ethylene-vinyl acetate copolymer), 15-20 parts of CPE (chlorinated polyethylene), 5-10 parts of HIPS (high impact polystyrene), 5-8 parts of diisobutyl phthalate, 4-6 parts of decabromodiphenyl ether, 2-3 parts of zinc stearate and 1-2 parts of tribasic lead sulfate. The material has the beneficial effects that the problem of developing and researching the sound absorbing material urgently is solved and the novel sound absorbing material which meets the requirements, can stand the tests of harsh environments and has the advantages of high tensile strength, high elongation, high breaking strength, good sound absorbing effect and the like is prepared.