676 results about "Trioctyl trimellitate" patented technology

The invention relates to an anti-oil and fire-retardant chlorinated polyethylene sheath material with good weather resistance and a preparation method thereof. The sheath material uses chlorinated polyethylene rubber as main raw material and adds chlorosulfonated polyethylene rubber, triallyl isocyanurate, 1,3-bis (tert-butyl peroxide isopropyl) benzene, trioctyl trimellitate, carbon black, antioxidant 1010, ultra-fine talc powder, antimony trioxide, and high-activity magnesium oxide R-150 according to ratios; the preparation method is as follows: at first, mixing part of the auxiliary agents, then mediating, internal mixing, open mixing, granulating and extruding are carried out on the mixture to form cables, thus the cables are obtained. In the formula, high temperature resistant plasticizer is utilized, various auxiliary agents with appropriate proportions are added into the formula, so that chlorinated polyethylene rubber cable material can reach a high temperature of 105 DEG C, and can be used at the lowest temperature of minus 50 DEG C. The sheath material has the advantages of good anti-aging property, excellent electrical insulation and mechanical property, environmental protection and high flame resistance, thereby being suitable for cold and oil-contaminated severe environment and transmission and distribution circuits of which the current-carrying capacities are large and the rated voltages are at or below 450/750V. Meanwhile, compared with traditional chloroprene rubber cable material, the sheath material has the characteristics of low cost, fast extruding speed and high output benefit.

A pipette tip formed by a polypropylene substrate coated with a water repellent agent. The water repellent agent contains a silicone resin containing at least one specific substance selected from the group consisting of diisononyl phthalate, diisodecyl phthalate, trioctyl trimellitate and poly (1,3-butanediol adipate). The total mass of the specific substance is 1-30 mass % of the silicone resin.

The present invention discloses one kind of soft polyvinyl chloride plastic for medical use and its preparation process, and features that polyvinyl chloride resin in 100 weight portions is compounded with plasticizer in 20-80 weight portions. The plasticizer is one or several selected from trioctyl trimellitate, tri-n-butyl citrate, tri-n-octyl citrate, cyclohexane-1, 2-diisononyl dicarboxyllate, dioctyl adipate and tri-n-hexyl butyrul citrate. The soft polyvinyl chloride plastic for medical use has low cost, high biocompatibility and environment friendship, and is suitable for making disposable medicinal product to avoid cross infection.

The invention discloses a nano-wollastonite powder modified ethylene propylene diene copolymer cable material, which is prepared FROM the following raw materials in parts by weight: 100-120 parts of Lanxess Deutschland ethylene propylene diene copolymer 3950, 20-30 parts of butyl rubber BBK232, 10-15 parts of SG-3 PVC (polyvinyl chloride) resin, 10-15 parts of trioctyl trimellitate, 2-5 parts of propanediol sebacate polyester, 2-5 parts of epoxidized soybean oil, 5-10 parts of polyethylene wax, 0.2-0.5 part of bisphenol A, 1-2 parts of zinc stearate, 0.5-1 part of lead sulfate tribasic, 1-2 parts of sulphur, 3-5 parts of zinc oxide, 30-40 parts of wollastonite powder, and the like. The cable material not only has excellent flame retardance and incombustibility, but also has the advantages of good high and low temperature resistance, corrosion resistance, water resistance, wear resistance, ozone resistance, ageing resistance and the like at the same time, and is durable in use.

The invention discloses a polyimide resin diamond grinding wheel and a preparation method of the polyimide resin diamond grinding wheel. The polyimide resin diamond grinding wheel is prepared from the following components in parts by weight: 50-60 parts of diamond grinding material, 5-10 parts of white corundum grinding material, 5-10 parts of garnet sand, 5-15 parts of polyimide resin powder, 2-6 parts of furfuryl alcohol, 1-2 parts of trioctyl trimellitate, 5-10 parts of cryolite, 5-10 parts of gypsum powder, 2-5 parts of nano siliceous shale powder and 2-5 parts of copper powder. According to the polyimide resin diamond grinding wheel and the preparation method of the polyimide resin diamond grinding wheel, as polyimide resin serving as a binding agent has higher mechanical strength and excellent heat resistance, the durability of the prepared resin grinding wheel is improved greatly; as ceramic material is added into padding, the adhesive property is good, the grinding materials hardly fall off, the heat resistance and hardness of the resin grinding wheel are improved, and cracks formed by rigid grinding are reduced, thereby the use efficiency and service life of the resin grinding wheel are improved further; and in addition, since copper power is added, fast heat dissipation effect is achieved, a great deal of heat generated in a cutting process of the grinding wheel can be dissipated quickly, and the effect of lowering cutting temperature is achieved.

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.

The invention discloses a preparation method of rubber for an outer glue layer of a power steering tube of an automobile and belongs to the technical field of rubber parts for automobiles. The preparation method comprises the following steps: mixing chlorosulfonated polyethylene, fast extruding furnace black, carbon black prepared by a cracking process, magnesium oxide, zinc diethyl dithiocarbamate, dilauryl thiodipropionate, zinc stearate, 2,2'-dithiodibenzo thiazole, trioctyl trimellitate and strong magnesium powder in an external mixer, and after mixing, discharging rubber under a condition that the rubber temperature is 160 DEG C to prepare masterbatch; and putting the prepared masterbatch into the external mixer, adding trithiocyanuric acid and sulfur in the raw materials and mixing; and after mixing, sequentially extruding at a certain temperature interval to prepare the rubber for the outer glue layer of the power steering tube of the automobile. Compared with the rubber for the outer glue layer of the power steering tube of the automobile prepared in the prior art, the rubber prepared by the preparation method has the advantage that the heat resistance of the rubber is effectively improved by mutual synergistic effect among the raw materials and matching corresponding extrusion temperatures.

The invention relates to a polyvinyl chloride cable sheath material for a CMR-grade high-flame-retardant environment-friendly coaxial cable, which is mainly prepared from the following components in parts by weight: 100 parts of polyvinyl chloride, 15-20 parts of trioctyl trimellitate, 10-15 parts of triphosphate, 8-10 parts of dioctyl terephthalate, 8-10 parts of dioctyl phthalate, 4-5 parts of calcium/zinc composite stabilizer, 6-8 parts of epoxy soybean oil, 8-10 parts of antimony trioxide, 8-10 parts of zinc borate, 3-6 parts of glass fiber, 6-8 parts of aluminum hydroxide, 8-10 parts of ultrafine activated calcium carbonate and 1-2 parts of lubricant. The sheath provided by the invention has the advantages of high strength, favorable shell forming property and durability in the burning process, excellent flame retardancy and environmental protection, and especially can satisfy the design requirements for CMR-grade high-flame-retardant fine coaxial cables.

The invention discloses twist-resisting polyvinyl chloride synthetic leather which comprises a surface layer, a foaming layer, a bonding layer and fluffing cloth. The twist-resisting polyvinyl chloride synthetic leather is characterized by being prepared from the following components in parts by weight: 50-60 parts of SG-2 PVC (Polyvinyl Chloride) resin, 30-40 parts of SG-6 PVC resin, 20-25 parts of isophthalic ester, 10-15 parts of phthalic polyester, 10-15 parts of trioctyl trimellitate, 5-6 parts of PVC color cream, 1-2 parts of zinc stearate, 1-2 parts of protein powder, 20-25 parts of zinc oxide, 10-15 parts of magnesium oxide, 10-15 parts of N660 carbon black, and 5-10 parts of modified attapulgite. Through improvement of formula and process provided by the invention, the flexibility of the synthetic leather is enhanced, and the synthetic leather has a natural and comfortable handfeel similar to that of natural leather. The synthetic leather is not easy to damage or tear within 3-5 years.

The invention discloses an impact-resistant flame-retardant control cable, comprising an insulating cable core, a shielding layer, an inner sheath, an armor layer and an outer sheath. The outer sheath is made of a modified polyvinyl chloride composite material. A raw material of the modified polyvinyl chloride composite material comprises: polyvinyl chloride, chlorinated polyethylene, styrene-butadiene block copolymer, 2,2,3,3,4,4,4-heptafluorobutyl acrylate, modified montmorillonite, expanded vermiculite, expansible graphite, polypropylene fiber, nano zinc hydroxystannate, a heat stabilizer, stearic acid, lanthanum stearate, epoxidized soybean oil, bis[2-(2-butoxyethoxy)ethyl]adipate, triphenyl phosphate, trioctyl trimellitate, hexaphenoxy cyclotriphosphazene, a modified carbon nano tube and an antioxygen. The impact-resistant flame-retardant control cable of the invention is good in flame resistance, excellent in impact-resistant performance and long in service lifetime.

An environmental protection cold resistance soft sheathing material is mainly prepared by the following materials according to the parts by weight: 40-45 pars of polyvinyl chloride, 5-7 parts of trioctyl trimellitate, 4-6 parts of dioctyl sebacate, 8-10 parts of dioctylphthalate, 5-7 parts of phthalandione (2- propyl heptylasetate) diester, 4-6 parts of ca-zn composite stabilizer, 1-1.5 parts of epoxidized soybean oil, 1-1.5 parts of diantimony trioxide, 10-13 parts of magnesium hydrate, and 10-13 parts of refined calcium carbonate. The sheathing material has excellent cold resistance and environmental protection performance, low cost and high softness, and simultaneously the physical property of the sheathing material meets the European Union electronic apparatus ROHS commands and UL requirements. Based on the environmental protection cold resistance soft sheathing material, environmental protection cold resistance soft coaxial-cables which meet the UL requirements are successfully developed, thus technically solving the technical difficulties of softness, cold resistance, UL mechanical physical property and the like which are difficult to be achieved completely, meeting the strict requirements of the application of products on cold regions and having remarkable social effect.

The invention discloses a cable material and a preparation method thereof. The cable material is mainly prepared by composited materials including ethylene-vinylacetate co-polymer EVA, high-density polythylene HDPE, aluminum hydroxide, magnesium hydroxide, triotyl trimellitate, roasting zeolite powder, nano calcium carbonate powder, silane coupling agent, carbon black, titanic acid esters, oxidation inhibitor 1010 and barium stearate, which are all mixed according to a specific proportion of parts by weight. The preparation method is simple, convenient in operation and reasonable in formula of the composited materials, and the prepared cable material is high in mechanical performance and fire retardant property and resistant to high temperature, and is low in smoke and non-toxic when being burned.

The invention provides an environment-friendly heat-proof composite elastic cable material for cables and cords. The environment-friendly heat-proof composite elastic cable material is prepared from the following raw materials in parts by weight: 30 to 40 parts of polyvinyl chloride resin, 20 to 30 parts of silicone rubber, 20 to 30 parts of polyacrylate rubber, 5 to 8 parts of soybean oil, 10 to 15 parts of bis(2-ethylhexyl) terephthalate, 6 to 8 parts of trioctyl trimellitate, 8 to 10 parts of tributyl citrate, 1 to 2 parts of a crosslinking agent TAC, 12 to 15 parts of ground calcium carbonate, 12 to 14 parts of mica powder, 10 to 12 parts of clay powder, 8 to 10 parts of carbon black powder, 6 to 8 parts of bentonite, 8 to 10 parts of aluminium hydroxide, 2 to 4 parts of talc powder, 1 to 2 parts of nano boron carbide, 1 to 3 parts of phosphoguanidine, 6 to 8 parts of zinc borate, 1 to 2 parts of stearic acid, 2 to 4 parts of high-melting-point paraffin, 1 to 2 parts of semi-refined paraffin wax, 5 to 8 parts of hydrotalcite, 3 to 4 parts of phosphite ester and 5 to 8 parts of modified filler. A cable processed with the cable material provided by the invention can resist high temperature, and the temperature resisting grade is 125 DEG C; the cable material has the advantages of environment-friendliness, good mechanical material performance and the like.

The invention relates to nitrile-butadiene rubber bonded with fluororesin or fluororubber and an application thereof in a fuel pipe. The rubber comprises the following components: raw nitrile-butadiene rubber, magnesium oxide, calcium hydroxide, stearic acid, an antiager RD, an antiager NBC, coumarone, an adhesive Ricobond 2031, fast extruding furnace black N550, high abrasion furnace black N330, white carbon black, trioctyl trimellitate, liquid nitrile-butadiene rubber 26, sulfur, an accelerator CZ and an accelerator TMTD (tetramethylthiuram disulfide). The experimental contrastive analysis on nitrile-butadiene rubber, epichlorohydrin rubber and ethyene-propylene rubber shows that the performances of the nitrile-butadiene rubber can fully meet the standard and the nitrile-butadiene rubber can replace epichlorohydrin rubber and ethyene-propylene rubber. A vehicle rubber pipe prepared from the nitrile-butadiene rubber can meet the normal production conditions and performance requirement, and simultaneously, the material cost can be reduced.

An ultra violet radiation resistant environmental protection sheathing material is mainly prepared by the following materials according to the parts by weight: 40-50 pars of polyvinyl chloride resin, 6-8 parts of trioctyl trimellitate, 4-6 parts of dioctyl sebacate, 7-9 parts of dioctylphthalate, 4-6 parts of ca-zn composite stabilizer, 1-1.5 parts of epoxidized soybean oil, 1-1.5 parts of diantimony trioxide, 1-1.5 parts of diantimony trioxide, 10-13 parts of magnesium hydrate, 8-10 parts of refined calcium carbonate, 8-10 parts of titanium dioxide, and 0.3-0.5 parts of ultraviolet absorbent. The invention technically solves the difficult point of compound formulation of the ultra violet radiation resistant white sheathing material, greatly increases the resistance to ultra violet radiation performance of the product, has strong practicability and lays the material foundation for the design and development of resistance to ultra violet radiation coaxial-cables. Based on the resistance to ultra violet radiation white polyvinyl chloride sheathing material, the resistance to ultra violet radiation environmental protection sheathing material technically solves the technical difficulties of resistance to ultra violet radiation performance, softness, UL mechanical physical property, ROHS environment requirements and the like which are difficult to be achieved completely, meets the strict requirements of the application of products on tropical and subtropical regions and has remarkable social effect.

The invention discloses a port machine cable storage basket sling cable sheath rubber and a preparation method thereof, belonging to the field of cables. The sheath rubber comprises the following components: 26.5 parts of chlorinated polyethylene 352, 2.5-3 parts of magnesium oxide, 0.3-0.5 part of antioxidant RD, 0.25-0.5 part of paraffin wax, 3.5-4.0 parts of DOS (Dioctyl Sebacate), 2.0-2.5 parts of TOTM (Trioctyl Trimellitate), 1.5-2.0 parts of white carbon black, 1.2-1.5 parts of diantimony trioxide, 1.2-1.5 parts of chlorinated paraffin 70, 0.3-0.5 part of lead stearate, 0.2-0.4 part of three salts, 6-8 parts of calcined clay, 0.2-0.3 part of A-172, 3-4 parts of high-abrasion carbon black, 3-4 parts of semi-reinforcing carbon black, 0.85-1 part of DCP (Dibasic Calcium Phosphate) and 1-1.5 parts of triallyl cyanurate (TAC). The preparation method of the port machine cable storage basket sling cable sheath rubber comprises the following steps of: firstly, blending the chlorinated polyethylene 352, adding the magnesium oxide and the like, blending and stirring uniformly; pouring filtered rubber into an internal mixer, adding the DCP and the TAC, blending uniformly, and blanking; and making the mixture into five triangular packages in an open mill, rolling for five times and delivering out sheets. The sheath rubber has excellent mechanical properties and good corrosion resistance and aging resistance.

The invention discloses a high-hardness, wear-resistant and heat-resistant material for cell phone cases. The high-hardness, wear-resistant and heat-resistant material comprises the following raw materials in parts by weight: 80-120 parts of modified ethylene propylene diene monomer, 30-50 parts of styrene-butadiene rubber, 30-50 parts of epoxy resin, 30-50 parts of coumarone resin, 20-50 parts of polycarbonate, 5-15 parts of wollastonite, 2-8 parts of nano calcium carbonate, 1-5 parts of magnesium carbonate, 3-6 parts of trioctyl trimellitate, 4-8 parts of 2,6-di-tert-butyl-4-methylphenol, 2-9 parts of dicumyl peroxide, 3-4 parts of phthalic anhydride, 2-6 parts of an anti-stress-cracking agent, 2-6 parts of a lubricant, 1-5 parts of a flame retardant, 2-6 parts of a foaming agent and 2-5 parts of a toughening agent. The high-hardness, wear-resistant and heat-resistant material for the cell phone cases, disclosed by the invention, is high in hardness and good in wear resistance and heat resistance.

The invention relates to an environment-friendly polyvinyl chloride cable sheathing compound mainly comprising the following materials in parts by weight: 40-45parts of polyvinyl chloride resin, 5-7parts of trioctyl trimellitate, 4-6 parts of dioctyl sebacate, 8-10parts of acetyl tributyl citrate, 5-7 parts of DX-360, 4-6parts of Ca-Zn composite stabilizing agent, 1-1.5 parts of epoxidized soybeanoil, 1-1.5 pats of diantimony trioxide, 10-30 parts of magnesium hydroxide and 10-13parts of fine calcium carbonate. The environment-friendly polyvinyl chloride cable sheathing compound technically satisfies European Union ROHS and REACH index requirements, resists ultraviolet irradiation, and the like, increases stability and anti-moisture absorption, prolongs a storage period and has high practicability, wide development prospect and large market potential. The environment-friendly polyvinyl chloride cable sheathing compound is successfully developed to supply raw material guarantee for designing and selecting an environment-friendly cable product which can simultaneously satisfy the European Union ROHS and REACH requirements, promotes the stable sustainable development of linked industries and conforms the development direction of products of new and high technologies of China.

The invention discloses a wear-resistant shock-absorbing foaming rubber material comprising the following raw materials in parts by weight: 58-62 parts of natural rubber, 36-42 parts of polyurethane rubber, 46-50 parts of butyl rubber, 13-17 parts of a foaming agent OBSH, 5-8 parts of a foaming agent ADC, 15-19 parts of sodium bicarbonate, 4-7 parts of zinc oxide, 3.3-3.8 parts of sulfur, 1.8-2.1 parts of a promoter DM, 2.1-2.4 parts of a promoter DOTG, 32-35 parts of sepiolite powder, 33-37 parts of modified kaolin, 22-28 parts of mica powder, 3-6 parts of styrene bromide, 2-4 parts of antimony trioxide, 5-8 parts of zinc borate pentahydrate, 9-13 parts of trioctyl trimellitate TOTM, 8-11 parts of chlorinated paraffin, 1.2-1.8 parts of an anti-aging agent MBZ and 2.1-2.4 parts of an anti-aging agent BLE. The wear-resistant shock-absorbing foaming rubber material disclosed by the invention has excellent wear resistance and high elasticity, and can be used for effectively absorbing shock.

The invention discloses a hot-melt pressure sensitive adhesive for an automobile interior part, which is used for bonding and sealing automobile body metals, plastics and rubber interior parts. The hot-melt pressure sensitive adhesive comprises the following components in percentage by weight: 25-35 percent of styrene-isoprene-styrene segmented copolymer, 10-25 percent of styrene-ethylene-propylene-styrene segmented copolymer, 30-45 percent of tackifying resin, 3-8 percent of nano CaCO3 or Al2O3, 3-8 percent of titanium white, 3-8 percent of microcrystalline wax used as a process auxiliary agent, 2-5 percent of trioctyl trimellitate used as a plasticizer and 0.5-1 percent of antioxidant. The preparation process of the hot-melt pressure sensitive adhesive comprises the following steps of: sequentially adding the materials into a horizontal kneading machine in proportion for heating and kneading; injecting the materials into a square die for molding; cooling and demoulding; and packaging with release paper. The hot-melt pressure sensitive adhesive has the advantages of high temperature resistance, high bonding strength, excellent bonding and sealing properties, good flexible elasticity, high production efficiency, simple operation, no spray gun blockage and environmental protection.

The invention discloses a high-weatherability chlorinated polyethylene power cord sheath material and a preparation method thereof. The high-weatherability chlorinated polyethylene power cord sheath material is prepared from the following substances in parts by weight: 70-90 parts of chlorosulfonated polyethylene rubber, 20-30 parts of ethylene-propylene-diene monomer rubber, 10-15 parts of SEBS (styrene-ethylene/butylene-styrene), 3-5 parts of high-activity magnesium oxide, 2-4 parts of microcrystalline wax, 15-20 parts of talcum powder, 20-30 parts of carbon black N550, 5-10 parts of black bacon rubber, 2-3 parts of triallyl isocyanurate, 0.5-1 part of 1, 3-bis(t-butylperoxy isopropyl) benzene, 10-15 parts of trioctyl trimellitate, 8-12 parts of dioctyl phthalate, 1-2 parts of antioxidant 168 and the like. The sheath material disclosed by the invention has excellent weatherability and anti-aging property, can be used in an environment with the temperature from -50 DEG C to 105 DEG C for a long time without deforming or cracking, has excellent electrical insulation, tensile strength, oil resistance, resistance to acid and alkali corrosion, environmental friendliness, and flame retardancy, is durable, safe and reliable, and has a broad market prospects.

The invention discloses a high strength wear resistant rubber material, which comprises the following raw materials: epoxy natural rubber, ethylene propylene diene monomer, butyl rubber, nano zinc oxide, sodium stearate, novel modification fortifier, carbon black N330, sulfur, promoter DM, promoter DOTG, meerschaum powder, grinded polypropylene fiber, mica powder, molybdenum disulfide, silane coupling agent KH-792, trioctyl trimellitate (TOTM), chlorinated paraffin, antioxidant 1010, and antioxidant 264. The high strength wear resistant rubber material has the advantages of good elasticity, high strength, good wear resistant performance, and long service life.

An aerated concrete block reinforced by fibers comprises the components, in parts by weight: 18-22 parts of cement, 15-18 parts of quick lime, 12-15 parts of gypsum, 30-35 parts of fly ash, 0.2-0.3 part of an aluminum powder, 2-3 parts of triethanolamine, 8-10 parts of glass fibers, 2-3 parts of sodium sulfate, 2-3 parts of sodium hydroxide, 10-12 parts of asphalt, 3-5 parts of sodium persulfate, 2-3 parts of foots, 1-2 parts of ferrocene, 8-10 parts of an alum powder, 2-3 parts of trioctyl trimellitate, and 30-40 parts of diatomite. The glass fibers are employed in the raw materials, and thereby significantly increasing the strength of the block; and at the same time, the glass fibers have low cost, and thus can be popularized and promoted.

The invention provides a heat-resistant polyvinyl chloride material which is prepared from the following raw materials: 100 parts of polyvinyl chloride resin powder, 45-52 parts of trioctyl trimellitate and 22-31 parts of a filling agent which comprises calcium carbonate and kaoline, 3-8 parts of Ca-Zn composite stabilizer, 4-7 parts of ethylene-n-butyl acrylate-hydroxy elastomer and 1.5-5 parts of a flame retardant; the flame retardant comprises Sb2O3 and/or an Sb2O4 substitute. The heat-resistant polyvinyl chloride material provided by the invention is higher in low-temperature fragility and lower in cost; furthermore, the heat-resistant polyvinyl chloride material is higher in mechanical physical performance and heat stability. An experiment result shows that the low-temperature fragility of the heat-resistant polyvinyl chloride material is -11 DEG C to -21 DEG C. The invention further provides a preparation method of the heat-resistant polyvinyl chloride material and a wire.