BE748637A - Nouvelles matieres pour papiers de copie sensibles a la pression, - Google Patents

Nouvelles matieres pour papiers de copie sensibles a la pression,

Info

Publication number
BE748637A
BE748637A BE748637A BE748637A BE748637A BE 748637 A BE748637 A BE 748637A BE 748637 A BE748637 A BE 748637A BE 748637 A BE748637 A BE 748637A BE 748637 A BE748637 A BE 748637A
Authority
BE
Belgium
Prior art keywords
pressure sensitive
new materials
copy papers
sensitive copy
papers
Prior art date
Application number
BE748637A
Other languages
English (en)
French (fr)
Original Assignee
Sumitomo Chemical 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 Sumitomo Chemical Co filed Critical Sumitomo Chemical Co
Publication of BE748637A publication Critical patent/BE748637A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B11/00—Diaryl- or thriarylmethane dyes
    • C09B11/04—Diaryl- or thriarylmethane dyes derived from triarylmethanes, i.e. central C-atom is substituted by amino, cyano, alkyl
    • C09B11/10—Amino derivatives of triarylmethanes
    • C09B11/24—Phthaleins containing amino groups ; Phthalanes; Fluoranes; Phthalides; Rhodamine dyes; Phthaleins having heterocyclic aryl rings; Lactone or lactame forms of triarylmethane dyes
    • 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)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Color Printing (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
BE748637A 1970-04-06 1970-04-08 Nouvelles matieres pour papiers de copie sensibles a la pression, BE748637A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1610470 1970-04-06

Publications (1)

Publication Number Publication Date
BE748637A true BE748637A (fr) 1970-09-16

Family

ID=10071261

Family Applications (1)

Application Number Title Priority Date Filing Date
BE748637A BE748637A (fr) 1970-04-06 1970-04-08 Nouvelles matieres pour papiers de copie sensibles a la pression,

Country Status (5)

Country Link
US (1) US3691203A (xx)
BE (1) BE748637A (xx)
DE (1) DE2016371C3 (xx)
FR (1) FR2045303A5 (xx)
GB (1) GB1309643A (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1336955A (en) * 1970-12-15 1973-11-14 Yamamoto Kagaku Gosei Kk Fluoran compounds and their use in pressure sensitive copying paper
US3947471A (en) * 1970-12-26 1976-03-30 Sumitomo Chemical Company, Ltd. Benz (c) fluoran compounds and recording sheet containing them
JPS5348124B2 (xx) * 1971-08-21 1978-12-27
BE793349A (fr) * 1971-12-24 1973-04-16 Hodogaya Chemical Co Ltd Composes de fluorane et papiers de copie sensibles a la pression en contenant
JPS5138245B2 (xx) * 1973-05-22 1976-10-20
US3883557A (en) * 1973-07-27 1975-05-13 Ncr Co Trimethylfluoran compounds
ATE130613T1 (de) * 1988-03-16 1995-12-15 Nippon Soda Co Fluoranverbindungen und farben bildende registrierstoffe, die diese enthalten.

Also Published As

Publication number Publication date
DE2016371B2 (de) 1973-09-20
FR2045303A5 (xx) 1971-02-26
GB1309643A (en) 1973-03-14
US3691203A (en) 1972-09-12
DE2016371A1 (de) 1971-10-21
DE2016371C3 (de) 1980-06-12

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