Nova Patents
EP1598178A3

Laminated high barrier shrinkable film

Abstract

The invention relates to laminated high oxygen barrier films for packaging applications and especially for shrinkable lidding applications. The multilayer heat shrinkable plastic film of the present invention comprises a laminate of at least two films 1 and 2, wherein film 1 has a hot glycerine shrinkage of more than 20% at 110 °C for 5 seconds and at least one of MD, TD directions; and film 2 has a hot glycerine shrinkage of less than 20% at 110 °C for 5 seconds in at least one of MD, TD directions.

Term

Term ended

Projected expiry passed 17 May 2025, 1.4 years ago.

  1. Priority
  2. Filed
  3. Published
  4. Projected expiry
  5. Today

Every citation, both ways

Citations
DocumentRelationOfficeCategoryCited duringRelevant claims
WO03016050A1CitesWorld Intellectual Property Organization (WIPO)XSearch report1-8,10-15,17-19
EP1300238A2CitesEuropean Patent Office (EPO)XSearch report1-8,10-15,17-19
DE3528666A1CitesGermanyXSearch report1-15,17-19
US4133924ACitesUnited States of AmericaXSearch report1-8,10-15,17-19
US4391862ACitesUnited States of AmericaXSearch report1-8,10-15,17-19