BE793349A - Composes de fluorane et papiers de copie sensibles a la pression en contenant - Google Patents

Composes de fluorane et papiers de copie sensibles a la pression en contenant

Info

Publication number
BE793349A
BE793349A BE793349DA BE793349A BE 793349 A BE793349 A BE 793349A BE 793349D A BE793349D A BE 793349DA BE 793349 A BE793349 A BE 793349A
Authority
BE
Belgium
Prior art keywords
container
pressure sensitive
copy papers
sensitive copy
fluorane compounds
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
M Ozutaumi
Y Miyazawa
K Motohashi
M Kiritani
A Watanabe
Original Assignee
Hodogaya Chemical Co Ltd
Fuji Photo Film Co Ltd
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.)
Publication date
Publication of BE793349A publication Critical patent/BE793349A/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)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Color Printing (AREA)
BE793349D 1971-12-24 Composes de fluorane et papiers de copie sensibles a la pression en contenant BE793349A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP46104645A JPS5224888B2 (de) 1971-12-24 1971-12-24
US318048A US3884506A (en) 1971-12-24 1972-12-26 Pressure-sensitive copying papers containing fluoran compounds
US05/539,887 US3996212A (en) 1971-12-24 1975-01-09 Fluoran compounds

Publications (1)

Publication Number Publication Date
BE793349A true BE793349A (fr) 1973-04-16

Family

ID=27310275

Family Applications (1)

Application Number Title Priority Date Filing Date
BE793349D BE793349A (fr) 1971-12-24 Composes de fluorane et papiers de copie sensibles a la pression en contenant

Country Status (5)

Country Link
US (2) US3884506A (de)
JP (1) JPS5224888B2 (de)
BE (1) BE793349A (de)
DE (1) DE2263292C3 (de)
GB (1) GB1368720A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1477411A (en) * 1974-08-23 1977-06-22 Wiggins Teape Ltd Coated sheet material
US4020056A (en) * 1975-04-10 1977-04-26 Ncr Corporation Di-vinyl phthalides color formers
JPS55172416U (de) * 1979-05-26 1980-12-10
US4945171A (en) * 1987-08-10 1990-07-31 Molecular Probes, Inc. Xanthene dyes having a fused (C) benzo ring

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1309643A (en) * 1970-04-06 1973-03-14 Sumitomo Chemical Co Fluoran compounds for pressure-sensitive copy papers
US3825561A (en) * 1970-10-12 1974-07-23 Sumitomo Chemical Co Fluoran compounds
US3730754A (en) * 1970-11-03 1973-05-01 Ncr Co Pressure sensitive recording sheet
US3654314A (en) * 1970-11-03 1972-04-04 Ncr Co Tetrachlorinated chromogenic compounds
US3787325A (en) * 1970-11-16 1974-01-22 Ncr Alkylamino spiro {8 12-h{8 1{9 benzopyran {8 3,2f{9 {14 quinoline-12,1{40 phthalide
US3947471A (en) * 1970-12-26 1976-03-30 Sumitomo Chemical Company, Ltd. Benz (c) fluoran compounds and recording sheet containing them
US3694461A (en) * 1972-02-07 1972-09-26 Ncr Co Chromogenic compounds

Also Published As

Publication number Publication date
JPS4869613A (de) 1973-09-21
US3996212A (en) 1976-12-07
GB1368720A (en) 1974-10-02
US3884506A (en) 1975-05-20
JPS5224888B2 (de) 1977-07-04
DE2263292B2 (de) 1980-04-30
DE2263292C3 (de) 1981-01-08
DE2263292A1 (de) 1973-06-28

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