Patent · US Expired

Photoresist compositions for ink jet printheads

US6260949A · kind A · utility

22Cited by
8References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 9, 2000
Grant dateJul 17, 2001
Priority date
Expiry dateJun 9, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L63/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Disclosed is a composition comprising a blend of (a) a thermally reactive polymer selected from the group consisting of resoles, novolacs, thermally reactive polyarylene ethers, and mixtures thereof; and (b) a photoreactive epoxy resin that is photoreactive in the absence of a photocationic initiator.

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