Patent · US Expired

Compositions of ethylene/alpha-olefin multi-block interpolymer for elastic films and laminates

US7737061B2 · kind B2 · utility

50Cited by
52References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 15, 2006
Grant dateJun 15, 2010
Priority date
Expiry dateMar 15, 2026

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/681
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

This invention relates to polyolefin compositions. In particular, the invention pertains to elastic polymer compositions that can be more easily processed on cast film lines, extrusion lamination or coating lines due to improved resistance to draw resonance. The compositions of the present invention preferably comprise an elastomeric polyolefin resin and a high pressure low density type resin.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.