Patent · US Expired

Ultraviolet activatable adhesive film

US7053133B2 · kind B2 · utility

3Cited by
7References
17Claims
0Family size

Inventors

Key dates

Filing dateMay 3, 2002
Grant dateMay 30, 2006
Priority date
Expiry dateMay 3, 2022

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2883
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

An ultraviolet activatable adhesive film comprising an epoxy resin, an ultraviolet activatable cationic polymerization catalyst and cationic polymerization inhibitor and water in an amount effective to suppress the cationic polymerization of the film and prolong the time from activation to thermal press-bonding after the ultraviolet activatable adhesive film is activated by irradiation by ultraviolet rays.

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