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FR1385270A - Feuilles de reproduction thermographique comportant un donneur d'électrons chromogène et une substance à réaction acide déposée sur un support de base - Google Patents

Feuilles de reproduction thermographique comportant un donneur d'électrons chromogène et une substance à réaction acide déposée sur un support de base

Info

Publication number
FR1385270A
FR1385270A FR967385A FR967385A FR1385270A FR 1385270 A FR1385270 A FR 1385270A FR 967385 A FR967385 A FR 967385A FR 967385 A FR967385 A FR 967385A FR 1385270 A FR1385270 A FR 1385270A
Authority
FR
France
Prior art keywords
electron donor
base support
substance deposited
reacting substance
acid reacting
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
FR967385A
Other languages
English (en)
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.)
Honeywell International Inc
Original Assignee
Allied Chemical Corp
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
Application filed by Allied Chemical Corp filed Critical Allied Chemical Corp
Application granted granted Critical
Publication of FR1385270A publication Critical patent/FR1385270A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
FR967385A 1963-03-15 1964-03-13 Feuilles de reproduction thermographique comportant un donneur d'électrons chromogène et une substance à réaction acide déposée sur un support de base Expired FR1385270A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26534263A 1963-03-15 1963-03-15

Publications (1)

Publication Number Publication Date
FR1385270A true FR1385270A (fr) 1965-01-08

Family

ID=23010044

Family Applications (1)

Application Number Title Priority Date Filing Date
FR967385A Expired FR1385270A (fr) 1963-03-15 1964-03-13 Feuilles de reproduction thermographique comportant un donneur d'électrons chromogène et une substance à réaction acide déposée sur un support de base

Country Status (8)

Country Link
BE (1) BE645037A (xx)
CH (1) CH454189A (xx)
DE (1) DE1471658A1 (xx)
FR (1) FR1385270A (xx)
GB (1) GB1051554A (xx)
LU (1) LU45652A1 (xx)
NL (1) NL6402618A (xx)
SE (1) SE305587B (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1456208A (en) 1972-12-28 1976-11-24 Agfa Gevaert Thermographic processes and recording material for use therein

Also Published As

Publication number Publication date
DE1471658A1 (de) 1969-04-10
GB1051554A (xx)
BE645037A (xx) 1964-07-01
LU45652A1 (xx) 1964-05-13
SE305587B (xx) 1968-10-28
NL6402618A (xx) 1964-09-16
CH454189A (de) 1968-04-15

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