3555 results about "Acrylonitrile butadiene styrene" patented technology

A plunger cover for use with a syringe includes a sealing portion adapted to form a seal with the syringe and a central portion adapted to contact fluid within the syringe. The central portion can, for example, be more rigid than the sealing portion. The sealing portion and the central portion are connected in an overmolding process. The sealing portion can, for example, be formed from a thermoplastic elastomer or a thermoplastic polyurethane. The central portion can, for example, be formed from polypropylene, acrylonitrile butadiene styrene, polycarbonate or copolymers thereof.

The invention provides a halogen-free flame-retardant polypropylene composite material, which is characterized by consisting of the following raw materials in weight portion: 82.5 to 12 portions of polypropylene, 0.3 to 2 portions of heat stabilizer, 0.2 to 1 portion of processing aid, 1 to 10 portions of toughening agent, 10 to 40 portions of flame retardant, 1 to 5 portions of glass fiber compatibilizer and 5 to 30 portions of glass fiber. The invention also provides a method for preparing the material. The material has the flame retardancy up to 1.6mm V0, the tensile strength higher than or equal to 50 MPa, the flexural modulus higher than or equal to 3,000 MPa, the notched impact strength more than or equal to 8KJ/m<2>, the shrinkage between 4 and 6 per thousand, the heat distortion temperature higher than or equal to 140 DEG C, as well as the other technical indexes up to or exceeding the standard of flame-retardant acrylonitrile-butadiene-styrene copolymer materials. As the material uses the phosphorus-nitrogen flame retardant containing no halogen, the flame-retardant effect of the material completely reaches UL94-V0 grade.

The invention relates to a high glowing filament environmental-friendly inflaming retarding reinforced polybutylece terephthalate (PBT)/acrylonitrile butadiene styrene (ABS) alloy material. The material comprises the following components in percentage by weight: 22.5-41% of PBT, 22.5-41% of ABS, 6-20% of complexing inflaming retardant, 3-15% of antimonous oxide, 20-30% of glass fiber, 2-10% of flexibilizer, 0.1-1% of antioxidant and 0.1-1% of lubrication dispersing agent. The preparation method comprises the following steps: putting raw materials weighed based on the weight proportion into a high mixer, mixing for 2-5 minutes, and then discharging; and then extruding and granulating by using an extruding machine at the processing temperature of 230-240 DEG C at the screw rotating speed of 30-40Hz. Compared with the alloy material prepared by the prior art, the high glowing filament environment-friendly inflaming retarding reinforced PBT/ABS alloy material has the advantages of high glowing filament temperature, environmental friendliness, balanced comprehensive performance and the like.

The fire retardant PC/ABS alloy material without halide and phosphate consists of polycarbonate 65.5-91.2 wt%, acrylonitrile-butadiene-styrene ternary copolymer 6-17 wt%, compatilizer 1.0-4.0 wt%, fire retardant PTFE 0.3-1.5 wt%, organosilicon fire retardant 1.0-8.0 wt%, diphenyl sulfone sulfonate 0.1-1.0 wt%, antioxidant 0.1-1.0 wt% and lubricant 0.2-2.0 wt%. The present invention also provides the preparation process of the alloy material. The alloy material is environment friendly, and may be applied widely in automobile industry, electronic industry, electric industry and mechanical industry.

The invention discloses a halogen-free flame retardant antistatic PC/ABS (Poly Carbonate/ Acrylonitrile Butadiene Styrene) alloy material and a preparation method thereof, belonging to the technical field of alloy materials. The halogen-free flame retardant antistatic PC/ABS alloy material provided by the invention comprises the following components in parts by weight: 1-30 parts of ABS resin, 40-90 parts of PC resin, 8-20 parts of fire retardant, 1-10 parts of flexibilizer, 0.02-0.5 part of antistatic agent, 0.1-1 part of photo-thermal stabilizing agent and 0.1-1 part of processing agent. The invention also discloses a preparation method of the halogen-free flame retardant antistatic PC/ABS alloy material, which comprises the following steps of: mixing the 1-30 parts of ABS resin, the 40-90 parts of PC resin, the 8-20 parts of fire retardant, the 1-10 parts of flexibilizer, the 0.02-0.5 part of antistatic agent, the 0.1-1 part of photo-thermal stabilizing agent and the 0.1-1 part of processing agent, and then sending to a dual-screw extruder, mixing, extruding, staying, cooling, sized-dicing and obtaining a finished product of the halogen-free flame retardant antistatic PC/ABS alloy material. The halogen-free flame retardant antistatic PC/ABS alloy material provided by the invention has the advantages of simple process, continuity, high production efficiency and stable quality.

The invention discloses an ultrahigh heat-resistant and flame-retardant ABS (acrylonitrile butadiene styrene) composition and a preparation method thereof. The ultrahigh heat-resistant and flame-retardant ABS composition comprises the following component in parts by weight: 100 parts of ABS resin, 10-25 parts of environment-friendly bromine containing flame retardant, 2-8 parts of flame-retardantsynergist, 5-30 parts of heat-resistant modifier, 0.1-2 parts of dispersant, 1-10 parts of toughening agent, 0.1-1 parts of antioxidant, 0.1-1 parts of light stabilizing agent and 0.5-5 parts of processing adjuvant. The preparation method comprises the following steps of fully mixing the components in parts by weight; sending the mixture to a double-screw extruder; performing mixed smelting; extruding and granulating; drawing into strips; cooling; cutting granules; and packaging to obtain a finished product. The ultrahigh heat-resistant and flame-retardant ABS composition is high in heat resistance, low in cost, low in smoke density, good in flame-retardant effect and high in stability; mechanical properties of the ultrahigh heat-resistant and flame-retardant ABS composition are kept in an optimal balance; and the ultrahigh heat-resistant and flame-retardant ABS composition can be extensively applied to storage batteries, power supplies, rowed sockets, decorative lights, electric cookers, microwave ovens and other flame-retardant and heat-resistant apparatuses and products.

A bullet resistant, non-porous unitary solid surface structure. The structure includes a first non-porous unitary material, a decorative material, and a second non-porous unitary material. The second non-porous unitary material is fused to the first non-porous unitary material in opposed relation relative to the decorative material. The fused materials produce a bullet resistant structure. The first and second non-porous unitary materials include at least one of acrylic, cross-linked acrylic, polymethyl methacrylate, polycarbonate, polyvinyl chloride, polyethylene, polypropylene, polyester, nylon, polyurethane, polystyrene, fluoropolymers, acrylonitrile-butadiene-styrene, polylactic acid, and cellulosics.

The invention belongs to the technical field of high-polymer alloy materials, and relates to a phosphate flame-retardant PC/ABS (polycarbonate/acrylonitrile-butadiene-styrene) alloy and a preparation method thereof. The alloy material is prepared from the following components in parts by weight: 55-75 parts of PC resin, 25-45 parts of ABS resin, 2-10 parts of compatilizer, 2-10 parts of toughening agent, 10-20 parts of flame retardant, 2-10 parts of inorganic filler, 0.1-0.5 part of antioxidant, 0.2-1.0 part of lubricant and 0.2-1.0 part of anti-dripping agent. The compatilizer, toughening agent and inorganic filler are utilized to enhance the interfacial binding force between the PC resin and ABS resin and the mechanical properties of the PC/ABS alloy. Besides, the nano silicon dioxide and other inorganic fillers added into the PC/ABS alloy can effectively perform the synergic flame-retardant function; and the anti-dripping agent in the formula can effectively inhibit the melt from dripping in the alloy material combustion process, thereby enhancing the flame retardancy of the material.

The invention discloses a modified polypropylene composite material of high gloss and low shrinkage and a preparation method thereof. The polypropylene composite material includes the raw materials of by weight: 100 parts of PP (polypropylene) resin, 25-40 parts of PS (polystyrene) resin, 5-15 parts of a compatilizer, 1-6 parts of a flexibilizer, 35-40 parts of a reinforcing agent, 0.3-0.6 parts of an anti-oxidant, 0.5-1.2 parts of a lubricant and 0.3-0.5 parts of a nucleating agent. The preparation method comprises the steps of: mixing the PP resin, the PS resin, the compatilizer, the flexibilizer, the anti-oxidant, the lubricant and the nucleating agent uniformly at a high speed, then adding the reinforcing agent into the mixture and continuing high-speed mixing, adding the obtained mixture into an extruder, conducting extrusion granulation after fusion, thus obtaining the composite material. The modified polypropylene composite material prepared by the method provided in the invention has the characteristics of high gloss and low shrinkage as well as the advantages of good impact strength and high flexural modulus. And the composite material of the invention can be used for material replacement under the precondition of not replacing the original ABS (acrylonitrile butadiene styrene) die and for production of household electrical appliance surface shell products.

The invention relates to a high-temperature water-in-oil drilling fluid which is composed of the following components in parts by weight: 70-90 parts of base oil, 3-7 parts of organic bentonite, 2-5 parts of oxidized asphalt, 2-5 parts of sulfonated gilsonite, 20-60 parts of CaCl2 aqueous solution of which the mass concentration is 20%, 6-10 parts of calcium oxide, 1.5-5.5 parts of UZEMUL-S, 2-5 parts of ABS (acrylonitrile butadiene styrene) and barite, wherein the base oil is non-blooming mineral oil with low aromatic hydrocarbon; the UZEMUL-S is a main emulsifier, the HLB (hydrophile-lipophile balance) value is 2.5, and the UZEMUL-S is formed by synthetizing an organic acid and an organic acid amide; and the ABS auxiliary emulsifier is sodium dodecyl benzene sulfonate, and the HLB value is 10. The invention resists temperature of 240 DEG C, can overcome the difficulty of insufficient heat-resistant capability of the existing drilling fluid and is favourable for satisfying the requirement of drilling fluid heat-resistant capability for deep wells and ultra deep wells.

The invention relates to an antistatic glass fiber reinforcement ABS (acrylonitrile butadiene styrene) composite material and a preparation method thereof. In the invention, a reinforcing agent, an interface coupling agent and a toughening agent are added into ABS; an inorganic antistatic agent is matched with an organic antistatic agent; and in the existence of a dispersing lubricant and a thermal oxidative stabilizer, raw materials are mixed and extruded by a double-screw extruder so as to obtain the antistatic glass fiber reinforcement ABS composite material. The antistatic glass fiber reinforcement ABS composite material has a durable antistatic effect and excellent mechanical strength, is easy for flow processing, keeps the appearance of a product smooth, and can be used for manufacturing a paper transfer mechanism of an office machine and an IC chip bracket.

The invention provides an electroplating PC/ABS (polycarbonate/acrylonitrile-butadiene-styrene) alloy material and a preparation method thereof. The electroplating PC/ABS alloy material comprises the following components in parts by weight: 30-70 parts of PC, 40-60 parts of ABS, 5-30 parts of styrene-acrylonitrile copolymer, 5-30 parts of butadiene graft rubber, 1-3 parts of compatilizer, 1-10 parts of heat-resistance modifier and 0.5-1 part of processing assistant. The alloy material provided by the invention has the advantages of favorable electroplating properties, excellent mechanical properties and favorable heat resistance, and can be used for designing automobile internal and external ornaments, including heat dissipation grids, door grips, vehicle logos, instrument panel decorating strips and the like.

The invention relates to a platable polycarbonate/acrylonitrile-butadiene-styrene (PC/ABS) alloy material with high heat resistance and impact resistance. The alloy material comprises the following raw materials by weight percent: 20%-70% of PC (polycarbonate), 20%-75% of ABS (Acrylonitrile Butadiene Styrene), 2%-10% of butadiene type graft rubber, 0.2%-0.5% of calcium carbonate, 0%-1% of antioxidant and 0%-1% of lubricant. As butadiene type graft rubber MBS and calcium carbonate used as inorganic filler are added in the raw material formula of the PC/ABS alloy material, the electroplating performance of the material can be effectively increased while the material still has excellent mechanical properties, heat resistance and processability; and the material is easy to fill the large mould and can be used in the electroplating products in the vehicle and home appliance fields with higher heat resistant demands.

The invention relates to a lightweight noise-reductio modified ABS (Acrylonitrile Butadiene Styrene) material which comprises the following raw materials in percentage by weight: 39-93.5% of ABS resin, 5-45% of inorganic filler, 1-10% of dispersing agent, 0.3-5% of coupling agent and 0.2-1% of antioxygen, wherein the inorganic filler is a hollow inorganic particle. Since the hollow inorganic particle is added to the formula of the material, the low density of the material is maintained while the mechanical property of the material is improved; meanwhile, the material is endowed with a certainnoise reduction function because of the special hollow particle structure, therefore, the material has a very high application value in lightweight automobile manufacture, damping and noise reductionand the like. The lightweight noise-reduction modified ABS material is prepared by the step of processing the inorganic filler fed into a screw extruder respectively from multiple lateral feeding ports arranged at different positions, so that the hollow structure of the inorganic filler is not damaged when the inorganic filler is melt and extruded, the inorganic filler can be dispersed more evenly in a substrate, and the prepared material is endowed with better properties.

The invention provides an engineering plastic with high wearing resistance. The engineering plastic is made from the following raw materials by weight: 80-100 parts of polyformaldehyde, 20-40 parts of polyamide, 20-50 parts of polycarbonate, 25-40 parts of acrylonitrile-butadiene-styrene copolymer, 10-30 parts of epoxy resin, 12-20 parts of polytrimethylene terephthalate, 1-5 parts of diphenylmethane bismaleimide, 10-15 parts of polyphenyl ether, 20-40 parts of polyether-ether-ketone, 10-20 parts of polytetrafluoroethylene, 5-10 parts of melamine, 4-12 parts of boric acid alkanolamide, 2-6 parts of polyethylene glycol, 4-12 parts of phenolic ether phosphomonoester, 5-15 parts of polymethyl methacrylate, 10-20 parts of organic silicone oil, 5-10 parts of silane coupling agent, 3-5 parts of zinc stearate, 10-20 parts of glass fibre, 12-20 parts of graphite, 5-10 parts of silicon carbide whisker, 5-8 parts of nanometre titanium oxide, 4-6 parts of diphenyl ketone, 3-8 parts of butylated hydroxyanisole and 15-30 parts of filler. The engineering plastic provided by the invention has a good wear-resisting property.

A tray for handling and retaining a plurality of small components comprising a rigid body portion with a plurality of pockets formed therein. Each of the pockets has an elastomeric contact surface for contacting and retaining a component. The contact surface may be formed from a thermoplastic material having a surface energy between 20 dyne/cm and 100 dyne/cm, and a surface electrical resistivity of between about 1×10⁴ ohms/square and 1×10¹² ohms/square. The material for the contact portion may be urethane, polybutylene terephthalate, polyolefin, polyethylene terephthalate, styrenic block co-polymer, styrene-butadiene rubber, polyether block polyamide, or polypropylene/crosslinked EDPM rubber. The body portion may be formed from acrylonitrile-butadiene-styrene, polycarbonate, urethane, polyphenylene sulfide, polystyrene, polymethyl methacrylate, polyetherketone, polyetheretherketone, polyetherketoneketone, polyether imide, polysulfone, styrene acrylonitrile, polyethylene, polypropylene, fluoropolymer, polyolefin, or nylon. The body portion may have a peripheral border region and a downwardly projecting skirt portion to facilitate stacking of multiple trays.

The invention relates to a high-fluidity high-impact-resistance scraping-resistance polycarbonate composition and a preparation method. The high-fluidity high-impact-resistance scraping-resistance polycarbonate composition mainly comprises the following ingredients in parts by weight: 45 to 85 parts of aromatic polycarbonate, 15 to 55 parts of acrylonitrile-butadiene-styrene (ABS), 0.5 to 20 parts of flowing impact-resistance modifying agents of thermoplastic polyurethane elastomers (TPU), 0 to 7 parts of compatibilizers, 0.05 to 1 part of antioxidants and 0.1 to 1 part of lubricating agents.The high-fluidity high-impact-resistance scraping-resistance polycarbonate composition provided by the invention is blended by a double-screw extruding machine, the thermoplastic polyurethane elastomer addition is used for further improving the fluidity and the impact resistance of the polycarbonate composition, and meanwhile, the scraping resistance and the low-temperature expansibility of the composition can be improved, so the application range of the composition is widened.

The invention relates to a polyurethane hot-melt adhesive for bonding and a preparation method thereof, belonging to the technical field of preparation of automobile hot-melt adhesives. The preparation method comprises the following steps of: firstly, feeding high-crystalline polyester glycol, polyester polyol and tackifying resin into a reactor, heating, dehydrating at vacuum while stirring, andthen cooling; secondly, preheating diisocyanate, adding the preheated diisocyanate to the reactor to uniformly stir and carrying out prepolymerization reaction; after the prepolymerization is finished, sequentially adding weighed catalyst, antioxidant, coupling agent, viscosity stabilizer and grey paste under nitrogen circulation, and stirring till being mixed uniformly; discharging in the nitrogen protection condition, sealing and packaging so as to obtain the product, that is, the polyurethane hot-melt adhesive for bonding automobile lights. The hot-melt adhesive prepared by adopting the preparation method disclosed by the invention can be used for bonding a plurality of base materials such as PP (Polypropylene), PBT (polybutylece terephthalate), ABS (Acrylonitrile Butadiene Styrene), PMMA (polymethyl methacrylate), PC (Poly Carbonate) and inorganic glass.

The invention discloses a high-toughness low-odor scratch-resistant polypropylene composition. The high-toughness low-odor scratch-resistant polypropylene composition comprises the following components in part by weight: 40 to 80 parts of polypropylene resin, 10 to 30 parts of inorganic filler, 0.5 to 10 parts of scratch-resistant agent, 2 to 15 parts of thermoplastic elastomer and 0.1 to 1 part of antioxidant. All the components are mixed uniformly and then subjected to double-screw extrusion and granulation. The high-toughness low-odor scratch-resistant polypropylene composition has excellent comprehensive performance such as low odor, high toughness, high dimensional stability, durable and high scratch resistance, no precipitation and the like, simple and continuous production flow, high production efficiency and stable product quality. The basic performance of the base material is maintained; scratch resistance and toughness of the product are improved; and the using range of the product is enlarged. The composition can replace materials such as acrylonitrile butadiene styrene (ABS) and the like well and has a good application prospect.

The invention relates to a flame-retardant glass fiber reinforced PC (Polycarbonate)/ABS (Acrylonitrile Butadiene Styrene) composite material and a preparation method thereof. The preparation method comprises the steps of: respectively and fully drying low-viscosity PC, high-flow ABS resin, chopped fibers treated by using silane coupling agent, a halogen-free composite flame retardant, an anti-dripping agent, a black color base and a processing agent; fully mixing other raw materials except for the alkali-free chopped fibers treated by using the silane coupling agent in a high-speed mixer according to a proportion; then feeding the raw material into a double-screw extruder; laterally adding the alkali-free chopped fibers treated by using the silane coupling agent; and mixing, extruding, drawing, cooling, grain-sized dicing, and drying to obtain a finished injection molding raw material. The preparation method of the flame-retardant glass fiber reinforced PC/ABS composite material, disclosed by the invention, keeps certain impact intensity and rational MFR (Melt Flow Rate), thermal distortion temperature, vicat softening point and the like of the material while obtaining high intensity, high rigidity and flame retardant properties by selecting an assistant and proportions of the raw materials reasonably and adding the fibers as well as the flame retardant.

The invention provides a 3D (three dimensional) wood printing supply which comprises components in percentage by mass as follows: 60%-90% of wood meal, 3%-15% of ABS (acrylonitrile butadiene styrene) plastics, 4%-15% of PLA (poly lactic acid), 2%-10% of PHA (polyhydroxyalkanoate), 1%-2% of PP (polypropylene) and 1%-2% of a compatilizer. The 3D wood printing supply has the characteristics such as water proofing, corrosion resistance, moisture resistance, freeness of worm damage, mildew and toxicity, acid and alkali resistance, environment protection and the like, the real flavor of wood is diffused; the wood printing supply is fused and deposited by a 3D printer at the temperature of 190-230 GDE C to form various different 3D models, the 3D models have the hand feel, the impression and the fragrance of natural wood and have an effect approaching to a solid wood effect and wood properties, and the printing supply can be nailed, drilled, planed, carved, adhered and painted as wood; and the comprehensive physical properties and chemical properties can be well improved and optimized, the performance requirement of the 3D printer can be effectively reduced, and accordingly, the printing supply is suitable for both high-end printers and low and medium-end 3D printers and has a wider application range.

The invention belongs to the field of high-polymer material modification and machining technology, and relates to an ABS modified material. The material comprises the following compositions in parts by weight: 100 parts of ABS copolymer, 25-40 parts of reinforced fiber, 0-8 parts of toughener, 10-20 parts of flame retardant, 3-8 parts of flame-retardant synergist, 1.5-2 parts of antioxidant, 1-1.5 parts of light stabilizer, 10-20 parts of heat-resisting auxiliary, 4-10 parts of interface compatilizer, and 0.5-1.0 parts of dispersing agent. The flame-retardant heat-resisting high-strength ABS modified material is high in strength, good in toughness, impact-resistant, flame-retardant and environment-friendly, good in heat resistance, easy to machine, long in service life and low in cost, and can be widely used in various fields such as automobiles, electronic appliances and buildings.