FR1269417A - Nouveau produit de copie thermographique - Google Patents

Nouveau produit de copie thermographique

Info

Publication number
FR1269417A
FR1269417A FR835508A FR835508A FR1269417A FR 1269417 A FR1269417 A FR 1269417A FR 835508 A FR835508 A FR 835508A FR 835508 A FR835508 A FR 835508A FR 1269417 A FR1269417 A FR 1269417A
Authority
FR
France
Prior art keywords
copy product
thermographic copy
new thermographic
new
product
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
FR835508A
Other languages
English (en)
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.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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 US833764A external-priority patent/US2967785A/en
Application filed by Kodak Pathe SA filed Critical Kodak Pathe SA
Priority to FR835508A priority Critical patent/FR1269417A/fr
Application granted granted Critical
Publication of FR1269417A publication Critical patent/FR1269417A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C07D209/04—Indoles; Hydrogenated indoles
    • C07D209/30—Indoles; Hydrogenated indoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to carbon atoms of the hetero ring
    • C07D209/40—Nitrogen atoms, not forming part of a nitro radical, e.g. isatin semicarbazone
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/72—Copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/30—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers
    • B41M5/323—Organic colour formers, e.g. leuco dyes
    • B41M5/327—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR835508A 1959-08-14 1960-08-10 Nouveau produit de copie thermographique Expired FR1269417A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR835508A FR1269417A (fr) 1959-08-14 1960-08-10 Nouveau produit de copie thermographique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US833764A US2967785A (en) 1959-08-14 1959-08-14 Thermographic copying material
FR835508A FR1269417A (fr) 1959-08-14 1960-08-10 Nouveau produit de copie thermographique

Publications (1)

Publication Number Publication Date
FR1269417A true FR1269417A (fr) 1961-08-11

Family

ID=26187100

Family Applications (1)

Application Number Title Priority Date Filing Date
FR835508A Expired FR1269417A (fr) 1959-08-14 1960-08-10 Nouveau produit de copie thermographique

Country Status (1)

Country Link
FR (1) FR1269417A (fr)

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