BE867518A - Matiere thermosensible pour enregistrement ou pour copie - Google Patents

Matiere thermosensible pour enregistrement ou pour copie

Info

Publication number
BE867518A
BE867518A BE188063A BE188063A BE867518A BE 867518 A BE867518 A BE 867518A BE 188063 A BE188063 A BE 188063A BE 188063 A BE188063 A BE 188063A BE 867518 A BE867518 A BE 867518A
Authority
BE
Belgium
Prior art keywords
copying
recording
thermosensitive material
thermosensitive
Prior art date
Application number
BE188063A
Other languages
English (en)
Original Assignee
Ciba Geigy
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 Ciba Geigy filed Critical Ciba Geigy
Publication of BE867518A publication Critical patent/BE867518A/fr

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
    • B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
    • B41M5/132—Chemical colour-forming components; Additives or binders therefor
    • B41M5/155—Colour-developing components, e.g. acidic compounds; Additives or binders therefor; Layers containing such colour-developing components, additives or binders

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Color Printing (AREA)
BE188063A 1977-05-28 1978-05-26 Matiere thermosensible pour enregistrement ou pour copie BE867518A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772724295 DE2724295A1 (de) 1977-05-28 1977-05-28 Verfahren zur ausbildung von reaktionsfarbstoffen sowie material zur durchfuehrung

Publications (1)

Publication Number Publication Date
BE867518A true BE867518A (fr) 1978-11-27

Family

ID=6010170

Family Applications (2)

Application Number Title Priority Date Filing Date
BE188063A BE867518A (fr) 1977-05-28 1978-05-26 Matiere thermosensible pour enregistrement ou pour copie
BE188064A BE867519A (fr) 1977-05-28 1978-05-26 Matiere sensible a la pression pour enregistrement ou pour copie

Family Applications After (1)

Application Number Title Priority Date Filing Date
BE188064A BE867519A (fr) 1977-05-28 1978-05-26 Matiere sensible a la pression pour enregistrement ou pour copie

Country Status (2)

Country Link
BE (2) BE867518A (fr)
DE (1) DE2724295A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0012112A1 (fr) * 1978-11-23 1980-06-11 Ciba-Geigy Ag Matériel d'enregistrement sensible à la pression ou à la chaleur

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3823022A (en) * 1970-03-16 1974-07-09 Dick Co Ab Method for making copy sheets with a concealed image and visual development of same
JPS527372B2 (fr) * 1972-07-14 1977-03-02

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0012112A1 (fr) * 1978-11-23 1980-06-11 Ciba-Geigy Ag Matériel d'enregistrement sensible à la pression ou à la chaleur

Also Published As

Publication number Publication date
DE2724295A1 (de) 1978-12-14
BE867519A (fr) 1978-11-27

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CIBA-GEIGY A.G.

Effective date: 19860531