FR2243196B1 - - Google Patents

Info

Publication number
FR2243196B1
FR2243196B1 FR7429287A FR7429287A FR2243196B1 FR 2243196 B1 FR2243196 B1 FR 2243196B1 FR 7429287 A FR7429287 A FR 7429287A FR 7429287 A FR7429287 A FR 7429287A FR 2243196 B1 FR2243196 B1 FR 2243196B1
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
FR7429287A
Other versions
FR2243196A1 (fr
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.)
Novartis AG
Original Assignee
Ciba Geigy AG
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 Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of FR2243196A1 publication Critical patent/FR2243196A1/fr
Application granted granted Critical
Publication of FR2243196B1 publication Critical patent/FR2243196B1/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
    • C09B11/26—Triarylmethane dyes in which at least one of the aromatic nuclei is heterocyclic
    • 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
    • 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
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/30—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers
    • B41M5/323—Organic colour formers, e.g. leuco dyes
    • B41M5/327—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
    • 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
    • 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
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/30—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers
    • B41M5/323—Organic colour formers, e.g. leuco dyes
    • B41M5/327—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
    • B41M5/3275—Fluoran compounds
FR7429287A 1973-09-06 1974-08-27 Expired FR2243196B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB4196473A GB1469515A (en) 1973-09-06 1973-09-06 Chromeno-pyrazole compounds their manufacture and their use in thermo-reactive recording material
CH1047574A CH591338A5 (fr) 1973-09-06 1974-07-30

Publications (2)

Publication Number Publication Date
FR2243196A1 FR2243196A1 (fr) 1975-04-04
FR2243196B1 true FR2243196B1 (fr) 1978-06-09

Family

ID=25706723

Family Applications (2)

Application Number Title Priority Date Filing Date
FR7429287A Expired FR2243196B1 (fr) 1973-09-06 1974-08-27
FR7429837A Expired FR2243084B1 (fr) 1973-09-06 1974-09-02

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR7429837A Expired FR2243084B1 (fr) 1973-09-06 1974-09-02

Country Status (13)

Country Link
US (2) US3974175A (fr)
JP (2) JPS5076134A (fr)
AT (1) AT332896B (fr)
BE (2) BE819582A (fr)
CH (1) CH591338A5 (fr)
DE (2) DE2441595A1 (fr)
ES (1) ES429768A1 (fr)
FI (1) FI245074A (fr)
FR (2) FR2243196B1 (fr)
GB (1) GB1469515A (fr)
IT (2) IT1029575B (fr)
NL (1) NL7411752A (fr)
SE (1) SE7410628L (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS585288A (ja) * 1981-07-03 1983-01-12 Honshu Paper Co Ltd 感熱記録体
ES2064481T3 (es) * 1988-04-27 1995-02-01 Ciba Geigy Ag Compuestos lactona cromogenos de benzopirano-2h-pirazoles.
EP3017010B1 (fr) 2013-07-02 2017-05-17 Chromatic Technologies, Inc. Colorants thermochromes jaunes, composition d'encre et indicateurs de niveau
EP3063234B1 (fr) * 2013-09-27 2018-06-27 Chromatic Technologies, Inc. Colorants thermochromiques rouges et compositions d'encre correspondantes

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE33222B1 (en) * 1968-07-15 1974-04-17 Fuji Photo Film Co Ltd Pressure-sensitive copying paper
FR2018169A1 (fr) * 1968-09-16 1970-05-29 Fuji Photo Film Co Ltd

Also Published As

Publication number Publication date
BE819582A (fr) 1975-03-05
IT1032071B (it) 1979-05-30
FR2243084A1 (fr) 1975-04-04
DE2441595A1 (de) 1975-03-13
FR2243084B1 (fr) 1980-06-27
US4039557A (en) 1977-08-02
US3974175A (en) 1976-08-10
ATA715874A (de) 1976-02-15
AT332896B (de) 1976-10-25
JPS5076134A (fr) 1975-06-21
NL7411752A (nl) 1975-03-10
BE819581A (fr) 1975-03-05
SE7410628L (fr) 1975-03-07
FI245074A (fr) 1975-03-07
ES429768A1 (es) 1977-03-16
GB1469515A (en) 1977-04-06
IT1029575B (it) 1979-03-20
CH591338A5 (fr) 1977-09-15
JPS5073644A (fr) 1975-06-17
DE2441594A1 (de) 1975-03-13
FR2243196A1 (fr) 1975-04-04

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Legal Events

Date Code Title Description
ST Notification of lapse