摘要:
One aspect of the invention relates to a transparent ABS resin composition having excellent impact resistance and flowability, which comprises about 10 to about 50 parts by weight of a rubber/(meth)acrylate-aromatic vinyl-unsaturated nitrile graft copolymer; about 50 to about 90 parts by weight of a thermoplastic resin matrix; and about 0.2 to about 0.5 parts by weight of a fluidizer, per 100 parts by weight of a base resin comprising the rubber/(meth)acrylate-aromatic vinyl-unsaturated nitrile graft copolymer and the thermoplastic resin matrix.
摘要:
A thermoplastic resin of the present invention is prepared by copolymerizing conjugated diene rubber (A), rubbery aromatic copolymer (B), heat resistant aromatic vinyl compound (C), aromatic vinyl compound (D), unsaturated nitrile compound (E) and cross linking agent (F) and can have excellent heat resistance, impact strength, and low gloss.
摘要:
A method of preparing a styrene polymer-silica nanocomposite is disclosed. One embodiment of the method includes polymerizing about 100 parts by weight of a monomer mixture including about 50 to about 80% by weight of an aromatic monomer an about 20 to about 50% by weight of a vinyl cyanide monomer with about 0.5 to about 30 parts by weight of a colloidal silica dispersed in a first organic solvent.
摘要:
Disclosed herein is a low gloss thermoplastic resin composition with a soft touch surface comprising (A) about 10 to about 80% by weight of a soft rubbery aromatic vinyl copolymer resin which comprises rubber particles with a graft ratio of about 40 to about 90% and an average particle diameter of about 6 to about 20 μm as a dispersed phase; (B) about 4 to about 60% by weight of a rubber-modified aromatic vinyl copolymer resin; and (C) about 5 to about 80% by weight of an aromatic vinyl-vinyl cyanide copolymer resin. The molded article molded from the thermoplastic resin composition can have a soft touch surface as well as excellent low gloss and impact strength.
摘要:
A method of manufacturing a titanium alloy with high strength and high formability includes preparing a material and equipment for manufacturing a titanium alloy, manufacturing a titanium alloy having a lamellar structure (martensite structure) by cooling the prepared material with water after performing heat treatment at the beta transformation temperature or more, and rolling that makes ultrafine grains by finishing forming of the titanium alloy at a plastic instability temperature by gradually decreasing the forming temperature in accordance with an increase of a strain after starting the forming at the plastic instability temperature of more, under a condition of a low strain in which the strain is 2.5 or less, after the manufacturing of a titanium alloy having a lamellar structure.
摘要:
One aspect of the invention relates to a transparent rubber-modified styrenic resin composition. The resin composition comprises about 5 to about 30 parts by weight of a styrene-butadiene rubbery copolymer; and about 0 to about 15 parts by weight of a matrix resin comprising about 20 to about 40 parts by weight of styrenic monomer, about 30 to about 60 parts by weight of unsaturated carboxylic acid alkyl ester monomer and about 0 to about 15 parts by weight of vinyl cyanide monomer; wherein the difference between the refractive index of the rubbery copolymer and the matrix resin is about 0.005 or less and the transparent rubber-modified styrenic resin composition has a haze of about 5% or less as measured by a Nippon Denshoku Haze meter using a 3 mm thick test sample.
摘要:
Disclosed herein is a non-glossy rubber modified aromatic vinyl-vinyl cyanide copolymer and a method for continuously preparing the same. The copolymer comprises about 80 to about 93% by weight of an aromatic vinyl-vinyl cyanide copolymer grafted onto about 7 to about 20% by weight of a diene-based rubber, and a dispersed phase of the copolymer has an average rubber particle diameter of about 6 to about 20 μm and a span of about 1.2 to about 2.8.
摘要:
Disclosed herein is a low gloss thermoplastic resin composition with a soft touch surface comprising (A) about 10 to about 80% by weight of a soft rubbery aromatic vinyl copolymer resin which comprises rubber particles with a graft ratio of about 40 to about 90% and an average particle diameter of about 6 to about 20 μm as a dispersed phase; (B) about 4 to about 60% by weight of a rubber-modified aromatic vinyl copolymer resin; and (C) about 5 to about 80% by weight of an aromatic vinyl-vinyl cyanide copolymer resin. The molded article molded from the thermoplastic resin composition can have a soft touch surface as well as excellent low gloss and impact strength.
摘要:
Disclosed herein is a thermoplastic resin composition having excellent scratch resistance and a method for preparing the same. The thermoplastic resin composition comprises (A) about 80 to about 95% by weight of a terpolymer of (meth)acrylic acid alkyl ester-aromatic vinyl-cyanide vinyl compound; and (B) about 5 to about 20% by weight of a butadiene rubber.