Patent · US Expired

Waterborne photoresists having non-ionic fluorocarbon surfactants

US5389495A · kind A · utility

6Cited by
1References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 6, 1994
Grant dateFeb 14, 1995
Priority date
Expiry dateApr 6, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/111
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A waterborne photoimageable composition or photoresist comprises a latex binder polymer having sufficient carboxylic acid functionality to render it developable in alkaline aqueous solution, a photopolymerizeable monomer fraction, a photoinitiator chemical system and surfactant which is a fluoroaliphatic oxyethylene adduct.

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