EP0213698A3

Polymer blends for packaging film and sheet

Abstract

Films or sheets fabricated from blends of an ethylenic polymer, a butene-1 polymer, and a propylene polymer in specified proportions have good peel seal characteristics. Such films or sheets will bond to a polypropylene substrate in a laminar structure by extrusion lamination without the need for an adhesive.

Term

Term ended

Projected expiry passed 27 June 2006, 20.2 years ago.

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

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Citations
DocumentRelationOfficeCategoryCited during
EP0060037A1CitesEuropean Patent Office (EPO)XSearch report
EP0076375A1CitesEuropean Patent Office (EPO)ASearch report
GB2060658ACitesUnited KingdomXSearch report
DE2234103B1CitesGermanyASearch report
FR2361225A1CitesFranceASearch report
FR2389486A1CitesFranceASearch report