Patent · US Expired

Release coated polymer film

US6613430B2 · kind B2 · utility

20Cited by
25References
50Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 4, 2001
Grant dateSep 2, 2003
Priority date
Expiry dateSep 4, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31794
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The present invention provides a coated polymer film having release properties. The film includes a self-supporting polymer film layer, and a release coating on the film layer. The release coating, which can also be applied to alternate substrates, includes a cross-linkable acrylic and a polyolefin wax. The coating can optionally include a polysiloxane in combination with one or both of the acrylic and polyolefin wax.

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