BE825039A - Leuco-colorants d'indolyl-methylene, leur preparation et leur utilisation - Google Patents

Leuco-colorants d'indolyl-methylene, leur preparation et leur utilisation

Info

Publication number: BE825039A
Authority: BE; Belgium
Prior art keywords: leuco; indolyl; colorants; methylene; preparation
Prior art date: 1974-02-01

Application number

BE152927A

Other languages

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.)

1974-02-01

Filing date

1975-01-31

Publication date

1975-07-31

1975-01-31 Application filed filed Critical

1975-07-31 Publication of BE825039A publication Critical patent/BE825039A/xx

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
- 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
- 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
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/04—Indoles; Hydrogenated indoles
- C07D209/08—Indoles; Hydrogenated indoles with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to carbon atoms of the hetero 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
- B41M5/1366—Organic colour formers, e.g. leuco dyes characterised solely by tri (aryl or hetaryl)methane derivatives

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Physics & Mathematics (AREA)
Optics & Photonics (AREA)
Color Printing (AREA)
Indole Compounds (AREA)
Heat Sensitive Colour Forming Recording (AREA)

BE152927A 1974-02-01 1975-01-31 Leuco-colorants d'indolyl-methylene, leur preparation et leur utilisation BE825039A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB468774A GB1470794A (en)	1974-02-01	1974-02-01	Indolyl methylene leuco dyestuffs their manufacture and use

Publications (1)

Publication Number	Publication Date
BE825039A true BE825039A (fr)	1975-07-31

Family

ID=9781912

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE152927A BE825039A (fr)	1974-02-01	1975-01-31	Leuco-colorants d'indolyl-methylene, leur preparation et leur utilisation

Country Status (14)

Country	Link
US (1)	US4072690A (de)
JP (1)	JPS50109219A (de)
AT (1)	AT329707B (de)
BE (1)	BE825039A (de)
CH (1)	CH596272A5 (de)
DE (1)	DE2503349A1 (de)
ES (1)	ES434321A1 (de)
FI (1)	FI750165A (de)
FR (1)	FR2259827B1 (de)
GB (1)	GB1470794A (de)
IT (1)	IT1032223B (de)
NL (1)	NL7501188A (de)
SE (1)	SE7500446L (de)
ZA (1)	ZA75669B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH633533A5 (de) *	1978-04-24	1982-12-15	Ciba Geigy Ag	Carbazolylmethanverbindungen, ihre herstellung und verwendung als farbbildner in druckempfindlichen oder waermeempfindlichen aufzeichnungsmaterialien.
US4341402A (en) *	1980-03-06	1982-07-27	Sterling Drug Inc.	Systems employing indole color formers
US4321369A (en) *	1980-03-06	1982-03-23	Sterling Drug Inc.	Compositions, process and systems
US4283077A (en) *	1980-03-06	1981-08-11	Sterling Drug Inc.	Indole color former
DE3738240A1 (de) *	1987-11-11	1989-05-24	Bayer Ag	Tetraindolyl-heptamethin-ether, -alkohole und farbstoffe
US4996328A (en) *	1989-03-08	1991-02-26	Appleton Papers Inc.	Bis-(indolyl)ethylenes
EP0540468B1 (de) *	1991-10-30	1996-12-04	Ciba-Geigy Ag	NIR-Farbstoffe, Verfahren zu ihrer Herstellung und ihre Verwendung
US7022730B2 (en) *	2001-10-19	2006-04-04	Transtech Pharma, Inc.	Bis-heteroaryl alkanes as therapeutic agents

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1282451B (de) *	1965-09-01	1968-11-07	Kalle Ag	Lichtempfindliche Schicht und Verfahren zur Herstellung fixierter Bilder
JPS5020808A (de) *	1973-06-26	1975-03-05

1974
- 1974-02-01 GB GB468774A patent/GB1470794A/en not_active Expired
1975
- 1975-01-16 SE SE7500446A patent/SE7500446L/xx not_active Application Discontinuation
- 1975-01-23 US US05/543,581 patent/US4072690A/en not_active Expired - Lifetime
- 1975-01-23 FI FI750165A patent/FI750165A/fi not_active Application Discontinuation
- 1975-01-28 DE DE19752503349 patent/DE2503349A1/de not_active Withdrawn
- 1975-01-29 CH CH106575A patent/CH596272A5/xx not_active IP Right Cessation
- 1975-01-30 IT IT7547993A patent/IT1032223B/it active
- 1975-01-31 NL NL7501188A patent/NL7501188A/xx unknown
- 1975-01-31 AT AT71675*#A patent/AT329707B/de not_active IP Right Cessation
- 1975-01-31 ES ES434321A patent/ES434321A1/es not_active Expired
- 1975-01-31 BE BE152927A patent/BE825039A/xx not_active IP Right Cessation
- 1975-01-31 FR FR7503165A patent/FR2259827B1/fr not_active Expired
- 1975-01-31 ZA ZA00750669A patent/ZA75669B/xx unknown
- 1975-02-01 JP JP50012986A patent/JPS50109219A/ja active Pending

Also Published As

Publication number	Publication date
NL7501188A (nl)	1975-08-05
ZA75669B (en)	1976-01-28
US4072690A (en)	1978-02-07
FR2259827A1 (de)	1975-08-29
GB1470794A (en)	1977-04-21
AT329707B (de)	1976-05-25
IT1032223B (it)	1979-05-30
JPS50109219A (de)	1975-08-28
FI750165A (de)	1975-08-02
SE7500446L (de)	1975-08-04
ES434321A1 (es)	1976-12-01
FR2259827B1 (de)	1977-11-18
CH596272A5 (de)	1978-03-15
DE2503349A1 (de)	1975-08-07
ATA71675A (de)	1975-08-15

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Legal Events

Date	Code	Title	Description
1984-07-31	RE	Patent lapsed	Owner name: CIBA-GEIGY A.G. Effective date: 19840131

Date

Code

Title

Description

1984-07-31

Patent lapsed

Owner name: CIBA-GEIGY A.G.

Effective date: 19840131