Patent · US Expired

Substantially light-insensitive black and white monosheet thermographic recording material with improved image tone

US6207614A · kind A · utility

3Cited by

0References

8Claims

0Family size

Assignee

Agfa-Gevaert NV · BE

Inventors

Geert Defieuw · Kessel-Lo, BE
Johan Loccufier · Zwijnaarde, BE
Armand Van-den Bergh · Wilrijk, BE

Key dates

Filing date	Jan 5, 2000
Grant date	Mar 27, 2001
Priority date	—
Expiry date	Jan 5, 2020

Classification

Technology area (CPC G)Physics
CPC primaryG03C1/4989
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

A substantially light-insensitive black and white monosheet thermographic recording material comprising a support and a thermosensitive element which is optionally provided with a protective layer, wherein the thermosensitive element contains substantially light-insensitive mixed crystals of at least one organic silver salt and at least one organic fatty acid derivative, an organic reducing agent for the organic silver salt in thermal working relationship therewith and a binder and wherein the substantially light-insensitive mixed crystals are present in an inner layer of the thermographic recording material; and a recording process therewith.

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