BE812208A - Papier copiant sensible a la pression. - Google Patents

Papier copiant sensible a la pression.

Info

Publication number
BE812208A
BE812208A BE141932A BE141932A BE812208A BE 812208 A BE812208 A BE 812208A BE 141932 A BE141932 A BE 141932A BE 141932 A BE141932 A BE 141932A BE 812208 A BE812208 A BE 812208A
Authority
BE
Belgium
Prior art keywords
copiing
paper
pressure sensitive
sensitive
pressure
Prior art date
Application number
BE141932A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE812208A publication Critical patent/BE812208A/xx

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
    • B41M5/136—Organic colour formers, e.g. leuco dyes
    • B41M5/145—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
    • 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
    • B41M5/136—Organic colour formers, e.g. leuco dyes
    • B41M5/145—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
    • B41M5/1455—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring characterised by fluoran compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Color Printing (AREA)
BE141932A 1973-01-18 1974-03-12 Papier copiant sensible a la pression. BE812208A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB273673 1973-01-18

Publications (1)

Publication Number Publication Date
BE812208A true BE812208A (fr) 1974-09-12

Family

ID=9744924

Family Applications (1)

Application Number Title Priority Date Filing Date
BE141932A BE812208A (fr) 1973-01-18 1974-03-12 Papier copiant sensible a la pression.

Country Status (4)

Country Link
JP (1) JPS49103710A (en, 2012)
BE (1) BE812208A (en, 2012)
DE (1) DE2402384A1 (en, 2012)
IT (1) IT1009108B (en, 2012)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4197346A (en) * 1978-10-10 1980-04-08 Appleton Papers Inc. Self-contained pressure-sensitive record material and process of preparation
JPS591297A (ja) * 1982-06-29 1984-01-06 Mita Ind Co Ltd 黒色感熱記録要素
US4639271A (en) * 1985-04-24 1987-01-27 Moore Business Forms, Inc. Chromogenic mixtures

Also Published As

Publication number Publication date
IT1009108B (it) 1976-12-10
DE2402384A1 (de) 1974-07-25
JPS49103710A (en, 2012) 1974-10-01

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