ZA75669B - Indolyl methylene leuco dyestuffs, their manufacture and use - Google Patents

Indolyl methylene leuco dyestuffs, their manufacture and use

Info

Publication number
ZA75669B
ZA75669B ZA00750669A ZA75669A ZA75669B ZA 75669 B ZA75669 B ZA 75669B ZA 00750669 A ZA00750669 A ZA 00750669A ZA 75669 A ZA75669 A ZA 75669A ZA 75669 B ZA75669 B ZA 75669B
Authority
ZA
South Africa
Prior art keywords
manufacture
indolyl
methylene
leuco dyestuffs
leuco
Prior art date
Application number
ZA00750669A
Other languages
English (en)
Inventor
R Garner
J Henshall
J Petitpierre
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 ZA75669B publication Critical patent/ZA75669B/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
    • 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)
ZA00750669A 1974-02-01 1975-01-31 Indolyl methylene leuco dyestuffs, their manufacture and use ZA75669B (en)

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
ZA75669B true ZA75669B (en) 1976-01-28

Family

ID=9781912

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00750669A ZA75669B (en) 1974-02-01 1975-01-31 Indolyl methylene leuco dyestuffs, their manufacture and use

Country Status (14)

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

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.
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
US4341402A (en) * 1980-03-06 1982-07-27 Sterling Drug Inc. Systems employing indole color formers
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
WO2003032982A1 (en) * 2001-10-19 2003-04-24 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 (it) * 1973-06-26 1975-03-05

Also Published As

Publication number Publication date
FR2259827B1 (it) 1977-11-18
SE7500446L (it) 1975-08-04
FR2259827A1 (it) 1975-08-29
DE2503349A1 (de) 1975-08-07
JPS50109219A (it) 1975-08-28
FI750165A (it) 1975-08-02
ES434321A1 (es) 1976-12-01
GB1470794A (en) 1977-04-21
IT1032223B (it) 1979-05-30
AT329707B (de) 1976-05-25
CH596272A5 (it) 1978-03-15
ATA71675A (de) 1975-08-15
BE825039A (fr) 1975-07-31
NL7501188A (nl) 1975-08-05
US4072690A (en) 1978-02-07

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