(Meth)acrylic polymer composition its method of preparation and use
AssigneeTrinseo Europe GmbH
InventorsJean-Marc Boutillier, Stephanie Pery, Sylvie Cazaumayou, Sylvain Bourrigaud
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Abstract
The present invention relates to an impact resistant (meth) acrylic polymer composition. In particular the present invention it relates to impact resistant polymeric composition suitable for glazing or lightning applications. The invention also relates to a process for manufacturing such a polymeric composition suitable for glazing or lightning applications. More particularly the present invention relates to an impact resistant (meth) acrylic polymer composition and relates also to a process for preparing such impact resistant (meth) acrylic polymer composition and its use in glazing or lightning applications.
Claims21
A polymeric composition comprising a crosslinked (meth)acrylic composition comprising a polymeric brittle matrix (I) having a glass transition temperature of greater than 0° C.;
- and elastomeric domains having a characteristic dimension of less than 100 nm consisting of macromolecular sequences (II) having a flexible nature with a glass transition temperature of less than 0° C., wherein the macromolecular sequences (II) having a flexible nature have a weight average molecular weight Mw of between 150,000 and 800,000 g/mol, and wherein a polydispersity index PI of the macromolecular sequences (II) having a flexible nature is greater than 2.6.
Dependencies are inferred from the claim text.