IN IN438DEN2012A

HEAT RESISTANT SEMI-AROMATIC POLYAMIDE COMPOSITE STRUCTURES AND PROCESSES FOR THEIR PREPARATION

Abstract

The present invention relates to the field of composite structures and processes for making them, particularly it relates to the field of heat resistant polyamide composite structures. The composite structure has a surface having at least a portion made of a surface resin composition and comprises a fibrous material selected from non-woven structures, textiles, fibrous battings and combinations thereof, which is impregnated with a matrix resin composition. The surface resin composition and the matrix resin composition are made of a polyamide composition comprising a) one or more polyamide resins selected from semi-aromatic polyamide resins and b) one or more polyhydric alcohols having more than two hydroxyl groups.

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Source documents

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Bibliographic data via the European Patent Office's Open Patent Services (DOCDB) . Republished here for research and prior-art review. This page is not legal advice, and its presence in our index says nothing about the validity or enforceability of the document. For the Indian legal position (status, oppositions, renewals), see InPASS.