Patent · US Expired

Photographic polyester supports subjected to subbing treatment

US4328283A · kind A · utility

8Cited by
5References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 13, 1979
Grant dateMay 4, 1982
Priority date
Expiry dateNov 13, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31797
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A photographic polyester support having an adjacent subbing layer which comprises a copolymer of (1) glycidyl acrylate and/or glycidyl methacrylate and (2) hydroxylalkyl acrylate with the alkyl groups of 2-4 carbon atoms and/or hydroxyalkyl methacrylate wherein 0-67 wt % of a copolymerizable vinyl monomer may be present and the method of subbing said support with an aqueous composition of the acrylate copolymer.

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