Tough and rigid mixtures of alpha-methylstyrene-acrylnitrile copolymers and of block copolymers

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8158722
APP PUB NO 20110020575A1
SERIAL NO

12921043

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Abstract

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Composition comprising at least one copolymer A composed of at least one alkylated styrene, of acrylonitrile, and, if appropriate, of at least one further monomer, at least one block copolymer B which has at least one block forming a hard phase and composed of at least one vinylaromatic monomer and has at least one block forming a soft phase and composed of at least one vinylaromatic monomer and of at least one diene, and at least one further copolymer C, and, if appropriate, one polymer D, where the copolymer C is at least one triblock copolymer composed of a first block composed of at least one vinylaromatic monomer, of a second block composed of at least one diene, and of a third block composed of at least one methyl methacrylate monomer, or comprising at least 50% by weight of methyl methacrylate, and the polymer D is at least one styrene polymer selected from glass-clear and impact-resistant polystyrene. The present invention moreover relates to a process for the preparation of the inventive compositions, to the use of the inventive compositions for the production of moldings, of foils, of fibers, or of foams, to moldings, foils, fibers, or foams comprising the inventive composition, and also to the use of the inventive composition as packaging for electronic components, such as integrated circuits (microchips) (“electronic packing”), for applications in chemical engineering, in household products, in bathroom items, e.g. toothbrush tumblers, cosmetics holders, etc., as housings, as tubes, as profiles, for medical items or medical devices, and in toys.

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Patent Owner(s)

Patent OwnerAddress
STYROLUTION EUROPE GMBH60325 FRANKFURT AM MAIN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Charoensirisomboon, Piyada Mannheim, DE 19 56
Jürgen, Koch Neuhofen, DE 1 3
Knoll, Konrad Mannheim, DE 89 754

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