FR1258460A - Improvements to heat-sensitive compositions containing a polysubstituted 5-hydroxy-2-pyrrolinone - Google Patents

Improvements to heat-sensitive compositions containing a polysubstituted 5-hydroxy-2-pyrrolinone

Info

Publication number
FR1258460A
FR1258460A FR822105A FR822105A FR1258460A FR 1258460 A FR1258460 A FR 1258460A FR 822105 A FR822105 A FR 822105A FR 822105 A FR822105 A FR 822105A FR 1258460 A FR1258460 A FR 1258460A
Authority
FR
France
Prior art keywords
pyrrolinone
polysubstituted
hydroxy
heat
compositions containing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR822105A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US807761A external-priority patent/US3063863A/en
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Priority to FR822105A priority Critical patent/FR1258460A/en
Application granted granted Critical
Publication of FR1258460A publication Critical patent/FR1258460A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/494—Silver salt compositions other than silver halide emulsions; Photothermographic systems ; Thermographic systems using noble metal compounds
    • G03C1/498—Photothermographic systems, e.g. dry silver
    • G03C1/4989—Photothermographic systems, e.g. dry silver characterised by a thermal imaging step, with or without exposure to light, e.g. with a thermal head, using a laser
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
FR822105A 1959-04-21 1960-03-22 Improvements to heat-sensitive compositions containing a polysubstituted 5-hydroxy-2-pyrrolinone Expired FR1258460A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR822105A FR1258460A (en) 1959-04-21 1960-03-22 Improvements to heat-sensitive compositions containing a polysubstituted 5-hydroxy-2-pyrrolinone

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US807761A US3063863A (en) 1959-04-21 1959-04-21 Heat-sensitive compositions and elements, and processes for using same
FR822105A FR1258460A (en) 1959-04-21 1960-03-22 Improvements to heat-sensitive compositions containing a polysubstituted 5-hydroxy-2-pyrrolinone

Publications (1)

Publication Number Publication Date
FR1258460A true FR1258460A (en) 1961-04-14

Family

ID=26185397

Family Applications (1)

Application Number Title Priority Date Filing Date
FR822105A Expired FR1258460A (en) 1959-04-21 1960-03-22 Improvements to heat-sensitive compositions containing a polysubstituted 5-hydroxy-2-pyrrolinone

Country Status (1)

Country Link
FR (1) FR1258460A (en)

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