NL6910550A - - Google Patents

Info

Publication number
NL6910550A
NL6910550A NL6910550A NL6910550A NL6910550A NL 6910550 A NL6910550 A NL 6910550A NL 6910550 A NL6910550 A NL 6910550A NL 6910550 A NL6910550 A NL 6910550A NL 6910550 A NL6910550 A NL 6910550A
Authority
NL
Netherlands
Application number
NL6910550A
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 to DE19681761678 priority Critical patent/DE1761678A1/de
Priority to LU57270D priority patent/LU57270A1/xx
Priority to FR1593459D priority patent/FR1593459A/fr
Priority to BE724978D priority patent/BE724978A/xx
Priority to GB2873869A priority patent/GB1210996A/en
Priority to CH870769A priority patent/CH490972A/de
Application filed filed Critical
Priority to NL6910550A priority patent/NL6910550A/xx
Publication of NL6910550A publication Critical patent/NL6910550A/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
    • 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
    • B41M5/15—Spiro-pyrans

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Color Printing (AREA)
  • Paints Or Removers (AREA)
NL6910550A 1968-06-22 1969-07-09 NL6910550A (enrdf_load_stackoverflow)

Priority Applications (7)

Application Number Priority Date Filing Date Title
DE19681761678 DE1761678A1 (de) 1968-06-22 1968-06-22 Schreibsatz aus Farbrenkikons-Papieren
LU57270D LU57270A1 (enrdf_load_stackoverflow) 1968-06-22 1968-11-07
FR1593459D FR1593459A (enrdf_load_stackoverflow) 1968-06-22 1968-11-27
BE724978D BE724978A (enrdf_load_stackoverflow) 1968-06-22 1968-12-05
GB2873869A GB1210996A (en) 1968-06-22 1969-06-06 Multi-copy transfer set
CH870769A CH490972A (de) 1968-06-22 1969-06-09 Formular- und Durchschreibsatz unter Verwendung von Farbreaktionspapieren
NL6910550A NL6910550A (enrdf_load_stackoverflow) 1968-06-22 1969-07-09

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19681761678 DE1761678A1 (de) 1968-06-22 1968-06-22 Schreibsatz aus Farbrenkikons-Papieren
NL6910550A NL6910550A (enrdf_load_stackoverflow) 1968-06-22 1969-07-09

Publications (1)

Publication Number Publication Date
NL6910550A true NL6910550A (enrdf_load_stackoverflow) 1971-01-12

Family

ID=25755281

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6910550A NL6910550A (enrdf_load_stackoverflow) 1968-06-22 1969-07-09

Country Status (7)

Country Link
BE (1) BE724978A (enrdf_load_stackoverflow)
CH (1) CH490972A (enrdf_load_stackoverflow)
DE (1) DE1761678A1 (enrdf_load_stackoverflow)
FR (1) FR1593459A (enrdf_load_stackoverflow)
GB (1) GB1210996A (enrdf_load_stackoverflow)
LU (1) LU57270A1 (enrdf_load_stackoverflow)
NL (1) NL6910550A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
LU57270A1 (enrdf_load_stackoverflow) 1970-05-13
BE724978A (enrdf_load_stackoverflow) 1969-06-05
GB1210996A (en) 1970-11-04
DE1761678A1 (de) 1971-08-05
FR1593459A (enrdf_load_stackoverflow) 1970-05-25
CH490972A (de) 1970-05-31

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