FR2045303A5 - - Google Patents

Info

Publication number
FR2045303A5
FR2045303A5 FR7012507A FR7012507A FR2045303A5 FR 2045303 A5 FR2045303 A5 FR 2045303A5 FR 7012507 A FR7012507 A FR 7012507A FR 7012507 A FR7012507 A FR 7012507A FR 2045303 A5 FR2045303 A5 FR 2045303A5
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7012507A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical 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.)
Filing date
Publication date
Application filed by Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Application granted granted Critical
Publication of FR2045303A5 publication Critical patent/FR2045303A5/fr
Expired legal-status Critical Current

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)
FR7012507A 1970-04-06 1970-04-07 Expired FR2045303A5 (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR2045303A5 true FR2045303A5 (fr) 1971-02-26

Family

ID=10071261

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7012507A Expired FR2045303A5 (fr) 1970-04-06 1970-04-07

Country Status (5)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2240991A1 (de) * 1971-08-21 1973-02-22 Kanzaki Paper Mfg Co Ltd Neue chromogene verbindungen sowie verfahren zu deren herstellung und diese enthaltende aufzeichnungs- und uebertragungsmittel

Families Citing this family (6)

* 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
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 (fr) * 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.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2240991A1 (de) * 1971-08-21 1973-02-22 Kanzaki Paper Mfg Co Ltd Neue chromogene verbindungen sowie verfahren zu deren herstellung und diese enthaltende aufzeichnungs- und uebertragungsmittel

Also Published As

Publication number Publication date
DE2016371B2 (de) 1973-09-20
BE748637A (fr) 1970-09-16
GB1309643A (en) 1973-03-14
US3691203A (en) 1972-09-12
DE2016371A1 (de) 1971-10-21
DE2016371C3 (de) 1980-06-12

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Legal Events

Date Code Title Description
ST Notification of lapse