48 results about "Styrene-acrylonitrile resin" patented technology

The invention relates to a reactive extrusion matte agent, a low gloss PC/ABS alloy by using the reactive extrusion matte agent and a preparation method thereof. The low gloss PC/ABS alloy comprises the following components of: by weight, 20-80% of a polycarbonate resin, 5-50% of an ABS resin, 5-40% of a styrene-acrylonitrile resin, 1-10% of the reactive extrusion matte agent and 0.1-1.5% of a processing aid. The preparation method provided by the invention comprises the following steps of: premixing the above materials in a high-speed mixer for 3-10 minutes, allowing the premix to enter intoa double screw extruder for melting extrusion at the temperature of 230-300 DEG C, cooling, followed by granulation to obtain the low gloss PC/ABS alloy. In comparison with the prior art, the preparation method provided by the invention has advantages of reasonable technology, low cost, high efficiency of reducing gloss and stable product performance.

The invention provides a high-gloss high-hardness scraping-resistant ABS material which comprises the following components in percentage by mass: 10-15% of polycarbonate resin, 20-40% of an acrylonitrile-butadiene-styrol copolymer, 20-40% of styrene-acrylonitrile resin, 20-30% of polymethyl methacrylate, 5-10% of a compatilizer, 1-3% of silicone, 1-2% of a high-gloss toner and 0.1-1% of an additive. The high-gloss high-hardness scraping-resistant ABS material provided by the invention has properties of good impact resistance, high gloss, high hardness, scraping resistance and the like, and moreover is low in cost and easy to prepare. In addition, the preparation method of the high-gloss high-hardness scraping-resistant ABS material adopts conventional equipment and is simple to operate and applicable to industrial production.

An exterior vehicle component includes a proximity member disposed along an outer perimeter of an electromagnetic wave transmission member provided at a center of the component which is disposed in front of a radar device. The proximity member includes a chromium-plated portion formed on its front surface which reflects an electromagnetic wave. The proximity member is formed of an acrylate-styrene-acrylonitrile resin or a modified polyphenylene oxide resin having an attenuation coefficient for electromagnetic wave transmission, which is equal to or greater than a predetermined value.

The invention discloses a high-impact high-weather-resistance environmental-friendly brominated flame-retardant ASA (Acrylonitrile-styrene-acrylate) material which comprises the following components in part by weight: 15 to 40 parts of ASA resin, 30 to 60 parts of styrene-acrylonitrile resin, 7 to 12 parts of environmental-friendly brominated flame retardant, 5 to 20 parts of chlorinated polyethylene and 2 to 6 parts of novel environmental-friendly flame-retardant synergist. The preparation method comprises the following steps: sequentially adding the components into a high-speed mixer to uniformly mix according to a certain proportion; and then adding the mixture into a double-screw extruder to carry out mixing, extrusion, bracing, water cooling and sized dicing to obtain the high-impact high-weather-resistance environmental-friendly brominated flame-retardant ASA material. According to the high-impact high-weather-resistance environmental-friendly brominated flame-retardant ASA material disclosed by the invention, the adding amount of the flame retardant is less than the use amounts of current other flame-retardant systems by over one third; and tests show that the flame retardant rating reaches UL94@3.0 to 1.0mmV-0, impact intensity is kept above 15kJ/m<2>, a melt index exceeds 20g/10min, weather resistance is excellent, other various mechanical performances are balanced, a preparation method is simple and easy to operate, and the high-impact high-weather-resistance environmental-friendly brominated flame-retardant ASA material is easy to process and is suitable to popularize and apply in the fields of outdoor electronics and the like which require high impact and high weather resistance.

The invention discloses a preparation method of toughened 3D (three-dimensional) printing consumables. According to the method, additives are added to ABS (acrylonitrile butadiene styrene) grafting powder and are mixed with SAN (styrene-acrylonitrile resin) particles, after the mixture is uniformly mixed, extrusion and palletizing are carried out, and products are obtained; the three raw materials have the proportion in parts by weight: 40 to 70 parts of ABS grafting powder, 5 to 10 parts of additives and 30 to 50 parts of SAN particles; the additives are mixtures of polyphenyl ether, polycarbonate and modified polyacrylic ester. The preparation method provided by the invention has the advantages that the reaction conditions are mild, the operation is simple, and the 3D printing consumables prepared by the method have high impact resistant intensity and good toughness.

The invention relates to an environmental protection fire retardation composite reinforced ABS material, which is characterized by comprising, by weight, 45-70 parts of an ABS resin, 10-15 parts of a styrene-acrylonitrile resin, 1-3 parts of a silicon base fire retardation agent, 1-3 parts of a sulfonate fire retardation agent, 10-40 parts of a high length-diameter ratio inorganic filler, 0.4-0.6 part of an antioxidant, and 0.4-0.6 part of a processing auxiliary agent. The environmental protection fire retardation composite reinforced ABS material has advantage of excellent fire retardation and good mechanical property.

The invention discloses a low-cost high-flow weather-proof environment-friendly brominated flame retardant ASA (acrylonitrile styrene acrylate) material, which comprises the following components in parts by weight: 15-40 parts of ASA resin, 30-60 parts of styrene-acrylonitrile resin, 8-12 parts of environment-friendly brominated flame retardant, 5-20 parts of chlorinated polyethylene and 2-6 parts of novel environment-friendly flame retardant synergist. A preparation method for the ASA material comprises the steps as follows: adding the components into a high-speed mixer in sequence according to the proportion for uniformly mixing, and adding a mixture into a double screw extruder for mixing, extruding, pulling, water-cooling and dicing to obtain the ASA material. According to the ASA material, the addition amount of the flame retardant is lower than that of other conventional flame-retardant system by more than 1/3; through the test, the flame retardant level reaches UL94@1.0-3.0 mm V-0, the impact intensity is kept more than 10 kJ/m<2>, the melting index exceeds 42 g/10 min, the weather-proof performance is excellent, and the other mechanical performance is balanced; the preparation method is simple and easy to implement; and the ASA material is easy to process and is suitable for popularization and application in the fields of outdoor electronic products and the like.

The invention discloses a permanent antistatic ABS (acrylonitrile butadiene styrene) flame-retardant material. The material is characterized by comprising, in percentage by weight, 40%-65% of styrene-acrylonitrile resin, 15%-25% of high glue powder, 8%-20% of a brominated flame retardant, 2%-6% of an antimony flame retardant, 4%-12% of an antistatic agent, 0.1%-1% of an antioxidant and 0.2%-1% of a lubricant. The styrene-acrylonitrile resin is SAN (styrene acrylonitrile) resin with the melt flow index larger than 2.5. The good anti-impact performance of the ABS is guaranteed, and the material has a permanent antistatic effect.

The invention discloses an SEBS elastomer composite material for a high-performance refrigerator sealing strip and a preparation method thereof. The composition is prepared from the following raw materials in parts by weight: 50-100 parts of a special styryl thermoplastic elastomer I (SEBS-I); 20-50 parts of a special styryl thermoplastic elastomer II (SEBS-II); 10-30 parts of polyurethane elastomer, 1-3 parts of a compatibilizer, 10-15 parts of pure monomer resin, 2-4 parts of silicone master batch, 5-12 parts of nano calcium carbonate, 1-3 parts of styrene-acrylonitrile resin SAN and 0.1-2.0parts of an antioxidant. The prepared SEBS elastomer material for the refrigerator sealing strip has the characteristics of low hardness, high strength, easiness in welding, good weather resistance,no precipitation, the simple preparation process and the like, and is a high-performance refrigerator sealing strip material with excellent comprehensive performance.

A flame retardant polymer composition is described. The composition can include at least one polymer and a hypophosphite salt, wherein the hypophosphite salt is heat stabilized so that when it is heated for 3 hours at 298° C. under a flow of argon flushing at rate 58 mL/min, it generates less than 0.5 mL of phosphine per gram of hypophosphite salt. The polymer can be an epoxy resin, a phenolic resin, an acrylonitrile-butadiene-styrene resin, a styrene-acrylonitrile resin, a mixture of high impact polystyrene and polyphenylene oxides, a styrene-butadiene rubber, a polylactic acid or a polyvinyl chloride.

The invention provides an ASA co-extruding material with flame resistance and high weather resistance and relates to the technical field of macromolecules. The ASA co-extruding material with flame resistance and high weather resistance provided by the invention comprises the following components in parts by weight: 20-32 parts of ASA powder, 62-70 parts of medium flow styrene acrylonitrile resin,8-12 parts of low flow styrene acrylonitrile resin, 20-30 parts of ethylene ditetrabromide phthalimide, 6.2-9.3 parts of auxiliary fire retardant and 10-15 parts of water-based wear-resisting agent. The ASA co-extruding material has excellent flame resistance, high wearing resistance, high surface evenness and high heat stability; ASA powder, medium flow styrene acrylonitrile resin and low flow styrene acrylonitrile resin are compounded and prepared into a base stock resin, so that liquidity is moderate, impact property is excellent and melt strength is higher; an anti-flaming plasticizer is added, so that fire-resistant temperature and capacity of resisting against high-temperature corrosion deformation of the product are promoted; the water-based wear-resisting agent is added for obviously improving the surface performance of system, so that the wearing resistance, smoothness and anti-adhesion property of the coating can be obviously promoted.

The invention discloses a highly weather-proof environment-friendly high-molecular weight bromine flame-retardant ASA material which comprises the following components in parts by weight: 15-40 parts of ASA resin, 30-60 parts of styrene-acrylonitrile resin, 8-12 parts of environment-friendly high-molecular weight brome flame retardant, 5-20 parts of chlorinated polyethylene and 2-6 parts of novel environment-friendly flame-retardant synergist. A preparation method comprises the following steps of: sequentially adding the components into a high-speed mixer according to the proportion and mixing uniformly; adding the mixture into a twin-screw extruder; and performing mixing, extrusion, drawing, water cooling and granulation to obtain the highly weather-proof environment-friendly high-molecular weight bromine flame-retardant ASA material. According to the highly weather-proof environment-friendly high-molecular weight bromine flame-retardant ASA material disclosed by the invention, the addition amount of the flame retardant is over 1/3 less than the dosage of other existing flame-retardant systems; through tests, the flame-retardant grade reaches UL94@1.0-3.0mmV-0, the impact strength is kept over 10kJ/m<2>, the weather-proof property is excellent, and other mechanical properties are balanced; and the preparation method is simple and easy to implement, and the material is easy to process; and therefore, the material and the preparation method of the method are suitable for popularization and application on the market.

The invention relates to a halogen and phosphorus-free flame-retardant antistatic ABS (acrylonitrile-butadiene-styrene) resin, which comprises the following components by weight: 45%-75% of ABS resin; 20%-40% of styrene-acrylonitrile resin; 0.1%-5% of a silicone flame retardant; 0.1%-2% of a sulfonate flame retardant; 2%-8% of an antistatic agent; 0.1%-1% of an antioxidant; and 0.2%-1% of a processing aid. Compared with the prior art, on the basis of maintaining the intrinsic good impact resistance of ABS resin, the ABS resin provided in the invention also has excellent flame retardance and antistatic property, and has a simple preparation technology that is easy to operate, thus having broad application prospects.

The invention relates to the technical field of high polymer materials, and provides an environmentally friendly thermoplastic ice non-slip sole and a preparation method thereof. The environmentally friendly thermoplastic ice non-slip sole has a good non-slip effect on a snowfield, a frost ice surface, a dry ice surface, and a wet ice road surface, and good low temperature flexibility, and can be repeatedly recycled. The environmentally friendly thermoplastic ice non-slip sole is prepared from an epoxidized styrene-butadiene-styrene block copolymer (ESBS), styrene-acrylonitrile resin (SAN), chlorinated polyethylene resin, hemp fiber, white mineral oil, an antioxidant, zinc stearate, and nano calcium carbonate. The materials are premixed in a high speed mixer for 5 to 7 minutes, and then a premix is extruded and granulated by a twin screw extruder; and finally, the thermoplastic ice non-slip sole is obtained by injection molding at a temperature of 173 to 175 DEG C.

The invention discloses a high-toughness and high-rigidity ABS composite material special for a storage battery shell, a preparation method and application thereof. The composite material comprises the following components by weight: 10-20 parts of ABS resin; 10-25 parts of ABS high rubber powder; 40-55 parts of styrene-acrylonitrile resin; 4-8 parts of wollastonite; 16-25 parts of a flame retardant; and 0.3-1 part of an antioxidant; wherein the wollastonite is fibrous wollastonite. The ABS composite material disclosed by the invention has high rigidity and high toughness, the flexural modulusis greater than 2300MPa, the toughness is greater than 21kJ/m<2>, and the ABS composite material can be applied to a storage battery shell.