Patent · US Expired

Heat-sensitive and photofixing recording sheet with diazosulfonate and acidic coupling agent therefore

US4421839A · kind A · utility

10Cited by
13References
6Claims
0Family size

Assignees

Inventors

Key dates

Filing dateMar 3, 1982
Grant dateDec 20, 1983
Priority date
Expiry dateMar 3, 2002

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S428/913
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A heat-sensitive recording sheet is proposed which has a heat-sensitive recording layer laminated on one surface of a support body and containing a diasosulfonate; a acid coupling agent comprising a compound having aromatic ring, hetroaromatic ring or substituted aromatic ring bonded thereto OH group and COOH group; and a thermoplastic resin having a glass transition point of 70.degree.-150.degree. C. or a photocuring resin.

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