CH304411A - A process for selectively producing marks of different colors on an inscription material. - Google Patents

A process for selectively producing marks of different colors on an inscription material.

Info

Publication number
CH304411A
CH304411A CH304411DA CH304411A CH 304411 A CH304411 A CH 304411A CH 304411D A CH304411D A CH 304411DA CH 304411 A CH304411 A CH 304411A
Authority
CH
Switzerland
Prior art keywords
different colors
selectively producing
producing marks
inscription material
inscription
Prior art date
Application number
Other languages
French (fr)
Inventor
Company The National Register
Original Assignee
Ncr 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
Application filed by Ncr Co filed Critical Ncr Co
Publication of CH304411A publication Critical patent/CH304411A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M1/00—Inking and printing with a printer's forme
    • B41M1/26—Printing on other surfaces than ordinary paper
    • B41M1/36—Printing on other surfaces than ordinary paper on pretreated paper, e.g. parchment, oiled paper, paper for registration purposes
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Color Printing (AREA)
CH304411D 1951-10-20 1952-10-16 A process for selectively producing marks of different colors on an inscription material. CH304411A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25224151A 1951-10-20 1951-10-20

Publications (1)

Publication Number Publication Date
CH304411A true CH304411A (en) 1955-01-15

Family

ID=22955181

Family Applications (1)

Application Number Title Priority Date Filing Date
CH304411D CH304411A (en) 1951-10-20 1952-10-16 A process for selectively producing marks of different colors on an inscription material.

Country Status (3)

Country Link
BE (1) BE514921A (en)
CH (1) CH304411A (en)
DE (1) DE934475C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE566360A (en) * 1957-02-22

Also Published As

Publication number Publication date
DE934475C (en) 1955-10-27
BE514921A (en)

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