POLYACRYLATE GRAFT RUBBER COPOLYMER AND THERMOPLASTIC MOLDING COMPOSITION

Thermoplastic molding composition comprising a graft copolymer B with core-shell structure having a particle diameter dw of 280 to 450 nm, comprising a core B1 and three layers B2 to B4: B1: 6 to 19 wt.-% of a core B1 comprising crosslinked polystyrene; B2: 41 to 54 wt.-% of a first layer B2 of a cr...

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Bibliographic Details
Main Authors NIESSNER, Norbert, RUTHARD, Christian, KERSCHBAUMER, Hannes, FISCHER, Wolfgang, SCHULZ, Tobias
Format Patent
LanguageEnglish
Published 23.09.2021
Subjects
CHEMISTRY
COMPOSITIONS BASED THEREON
MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
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Summary:Thermoplastic molding composition comprising a graft copolymer B with core-shell structure having a particle diameter dw of 280 to 450 nm, comprising a core B1 and three layers B2 to B4: B1: 6 to 19 wt.-% of a core B1 comprising crosslinked polystyrene; B2: 41 to 54 wt.-% of a first layer B2 of a crosslinked acrylate polymer; B3: 1 to 19 wt.-% of a second layer B3 of polystyrene; and B4: 21 to 39 wt.-% of a third layer B4 consisting of SAN copolymer.
Bibliography:Application Number: US201917262026