Abstract:
PURPOSE: A high temperature thermoplastic resin composition is provided to remarkably improve the compatibility between base resins, and to improve the surface impact resistance and the outer appearance of the composition. CONSTITUTION: A high temperature thermoplastic resin composition contains the following: 10~9wt% of polycarbonate resin; 1~85wt% of super low molecular weight (meth)acrylic resin; and 1~30wt% of rubber degenerated aromatic vinyl group copolymer resin. The high temperature thermoplastic resin composition additionally contains 1~30 parts of phosphorous-based flame retardant by weight including a cyclic phosphazene oligomeric compound. The preferred weight average molecular weight of the super low molecular weight (meth)acrylic resin is 3,000~40,000.
Abstract:
A phosphorus-based flame retardant is provided to ensure excellent fire retardancy and stability against fire and to prepare a thermoplastic resin composition with environment-friendliness and excellent fire retardancy. A phosphorus-based flame retardant has a structure represented by chemical formula 1. A method for manufacturing the phosphorus-based flame retardant comprises the steps of: adding a compound represented by chemical formula 3 to a mixture of phloroglucinol and solvent in a temperature range of 0~25°C; after completion of dropping, and increasing the reaction solution to 65~120 °C for 3~5 hours to react the reaction solution; and cooling the reaction solution to 0~20 °C and filtering and evaporating the reaction solution.
Abstract:
A scratch-resistant flameproof thermoplastic resin composition is provided to be superior in both scratch resistance and flame retardancy, have excellent scratch resistance, and exhibit primary colors such as high black. A scratch-resistant flameproof thermoplastic resin composition includes (A) 100 parts by weight of a base resin, (B) 1-30 parts by weight of a phosphorous-based compound, and (C) 1-30 parts by weight of a halogen-based compound. The base resin comprises (a1) 20-80wt% of a polycarbonate-based resin and (a2) 20-80wt% of an alkyl(meth)acrylate-based resin. The resin composition further comprises (D) 1-30 parts by weight of an impact reinforcing agent based on 100 parts by weight of the base resin.
Abstract:
A flame retardant thermoplastic resin composition is provided to improve flame retardancy and impact resistance. A flame retardant thermoplastic resin composition comprises (A) 5-40 parts by weight of a rubber modified aromatic vinyl copolymer resin containing an epoxy group; (B) 30-90 parts by weight of a polycarbonate resin; (C) 1-50 parts by weight of a polyester resin; and (D) 5-30 parts by weight of an aromatic phosphate compound based on 100 parts by weight of the base resin (A)+(B)+(C). Preferably the rubber modified aromatic vinyl copolymer resin containing an epoxy group comprises 0.5-95 parts by weight of an aromatic vinyl graft copolymer resin; and 5-99.5 parts by weight of a vinyl copolymer resin containing an epoxy group.
Abstract:
Provided is a flame resistant thermoplastic resin composition, which reduces amount use of a polyethylene terephthalate resin to improve cost-efficiency, processability and impact resistance, and is eco-friendly. The flame resistant thermoplastic resin composition comprises: (A) 40-95 parts by weight of a rubber-modified styrenic copolymer resin; (B) 60-5 parts by weight of a polyethylene terephthalate resin; (C) 1-30 parts by weight of a phenolic resin based on 100 parts by weight of a base resin comprising (A)+(B); and 5-30 parts by weight of an aromatic phosphate compound based on 100 parts by weight of a base resin comprising (A)+(B).
Abstract:
PURPOSE: Provided is a thermoplastic resin composition excellent in heat-resistance and impact-resistance, which contains a styrene-acrylonitrile copolymer as a compatibilizer and can be recycled. CONSTITUTION: The thermoplastic resin composition comprises: 50-90wt% of an acrylonitrile-butadiene-styrene(ABS) copolymer resin produced by graft-copolymerizing 10-60wt% of a butadiene rubber with an average particle size of 0.1-4 micrometer and 40-90wt% of a monomer mixture comprising 50-82wt% of an aromatic vinyl monomer and 50-18wt% of an unsaturated nitrile monomer, wherein the aromatic vinyl monomer is styrene, alpha-methyl styrene, or p-methyl styrene and the unsaturated nitrile monomer is acrylonitrile or methacrylonitrile; 5-45wt% of a polyphenylene ether resin such as poly(2,6-dimethyl-1,4-phenylene)ether; 5-20wt% of the styrene-acrylonitrile copolymer resin containing 5-18wt% of acrylonitrile.