EP1237705A2

Extrusion die and method for producing a hollow-strand foam

Abstract

Prepare a foam structure that includes hollow coalesced foam strands and, optionally, solid coalesced foam strands using an extrusion die block equipped with apertures that promote forming the hollow strands and, optionally, the solid foam strands.

Term

Term ended

Projected expiry passed 3 November 2020, 5.9 years ago.

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Citations
DocumentRelationOfficeCited during
CN111016041ACited byChinaSearch report
GB1034120ACitesUnited KingdomExaminer
US4753841ACitesUnited States of AmericaExaminer