Global Patent Index - EP 1004929 A1

EP 1004929 A1 2000-05-31 - Black and white monosheet thermographic recording material with improved diagnostic capability

Title (en)

Black and white monosheet thermographic recording material with improved diagnostic capability

Title (de)

Thermographisches Schwarz-Weiss-Aufzeichnungsmaterial mit verbesserter diagnostischer Auswertbarkeit

Title (fr)

Matériau d'enregistrement thermographique noir et blanc ayant une interprétabilité diagnostique améliorée

Publication

EP 1004929 A1 (EN)

Application

EP 99204004 A

Priority

  • EP 99204004 A
  • EP 98204007 A

Abstract (en)

A black and white monosheet thermographic recording material having a spectrophotometrically determined maximum absorption for visible light between 570 and 650nm and comprising a support and a thermosensitive element, the thermosensitive element containing a substantially light-insensitive organic silver salt, an organic reducing agent therefor in thermal working relationship therewith and a binder, characterized in that the substantially light-insensitive black and white monosheet thermographic recording material contains at least two colorants with maximum absorption at a wavelength between 450nm and 700nm, none of the at least two colorants is an antihalation dye, and at least one of the at least two colorants is incorporated in the support; and photothermographic and thermographic recording processes therewith.

IPC 1-7 (main, further and additional classification)

G03C 1/498

IPC 8 full level (invention and additional information)

G03C 1/498 (2006.01)

CPC (invention and additional information)

G03C 1/49863 (2013.01); G03C 1/49872 (2013.01); G03C 1/4989 (2013.01)

Combination set (CPC)

  1. G03C 1/49863 + G03C 2200/22
  2. G03C 1/49872 + G03C 2200/22
  3. G03C 1/4989 + G03C 2200/22

Citation (search report)

Designated contracting state (EPC)

BE DE FR GB

EPO simple patent family

EP 1004929 A1 20000531; EP 1004929 B1 20040519

INPADOC legal status


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