Patent · US Expired

(Meth)acrylate block copolymer pressure sensitive adhesives

US7255920B2 · kind B2 · utility

46Cited by
24References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 29, 2004
Grant dateAug 14, 2007
Priority date
Expiry dateOct 21, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31938
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

Articles are provided that include an optical film and an optically clear pressure sensitive adhesive layer on at least one outer surface of the optical film. Additionally, articles are provided that include a pressure sensitive adhesive layer that resists bubble formation when adhered to an outgassing substrate. The pressure sensitive adhesive layer in the various articles contain a (meth)acrylate block copolymer.

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