EP0321176A3

Molecularly oriented thermoplastic member and process of forming same

Abstract

A process of orienting a thermoplastic material, including the steps of forming the material into the desired shape, immediately cooling the material to below its glass transition temperature, reheating the material to a temperature above the glass transition temperature but below its melting temperature, drawing the material and cooling the material to ambient temperature while the material is under the drawing tension.

Term

Term ended

Projected expiry passed 13 December 2008, 17.8 years ago.

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Every citation, both ways

Citations
DocumentRelationOfficeCategoryCited during
EP0202090A2CitesEuropean Patent Office (EPO)XSearch report
GB1123445ACitesUnited KingdomXSearch report
US3531561ACitesUnited States of AmericaASearch report
DD48694ACitesGerman Democratic Republic (until 1990)ASearch report