Molding composition containing syndiotactic vinylaromatic...

C - Chemistry – Metallurgy – 08 – L

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C08L 25/02 (2006.01) C08L 23/02 (2006.01)

Patent

CA 2245778

A composition of matter comprising: A) from 25 to 90 parts by weight of a syndiotactic, vinylaromatic polymer; B) from 5 to 30 parts by weight of an oil extended, elastomeric polyolefin; C) from 1 to 10 parts by weight of a compatibilizer comprising a styrene containing block copolymer or a hydrogenated derivative thereof; D) from 0 to 25 parts by weight of a domain forming rubbery polymer comprising a styrene/conjugated diene triblock copolymer or a hydrogenated derivative thereof; E) from 0 to 5 parts by weight of a nucleator for the syndiotactic, vinylaromatic thermoplastic resin; F) from 0 to 60 parts by weight of a reinforcing agent; and G) from 0 to 90 parts by weight of a polyarylene ether or polar group modified polyarylene ether.

Composition de matière comprenant: A) de 25 à 90 parties en poids d'un polymère vinylaromatique syndiotactique; B) de 5 à 30 parties en poids d'une polyoléfine élastomère étendue à l'huile; C) de 1 à 10 parties en poids d'un agent de compatibilité comprenant un bloc copolymère contenant du styrène ou un dérivé hydrogéné de celui-ci; D) de 0 à 25 parties en poids d'un polymère caoutchouteux formant un domaine, comprenant un copolymère tribloc styrène/diène conjugué ou un dérivé hydrogéné de celui-ci; E) de 0 à 5 parties en poids d'un agent de nucléation pour la résine thermoplastique vinylaromatique syndiotactique; F) de 0 à 60 parties en poids d'un agent de renforcement; et G) de 0 à 90 parties en poids d'un polyarylène éther ou d'un polyarylène éther modifié par un groupe polaire.

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