CA1076800A - Color-forming inks for image-producing systems - Google Patents

Color-forming inks for image-producing systems

Info

Publication number
CA1076800A
CA1076800A CA225,282A CA225282A CA1076800A CA 1076800 A CA1076800 A CA 1076800A CA 225282 A CA225282 A CA 225282A CA 1076800 A CA1076800 A CA 1076800A
Authority
CA
Canada
Prior art keywords
alkyl
group
acid
colour former
colour
Prior art date
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
CA225,282A
Other languages
English (en)
French (fr)
Other versions
CA225282S (en
Inventor
James K. Skelly
James H. Astbury
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
Application granted granted Critical
Publication of CA1076800A publication Critical patent/CA1076800A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/06—Monoazo dyes prepared by diazotising and coupling from coupling components containing amino as the only directing group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Paper (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Color Printing (AREA)
  • Cosmetics (AREA)
  • Ink Jet Recording Methods And Recording Media Thereof (AREA)
CA225,282A 1975-01-23 1975-04-23 Color-forming inks for image-producing systems Expired CA1076800A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB292875A GB1473016A (en) 1975-01-23 1975-01-23 Chemical composition comprising a colour former

Publications (1)

Publication Number Publication Date
CA1076800A true CA1076800A (en) 1980-05-06

Family

ID=9748701

Family Applications (1)

Application Number Title Priority Date Filing Date
CA225,282A Expired CA1076800A (en) 1975-01-23 1975-04-23 Color-forming inks for image-producing systems

Country Status (15)

Country Link
JP (1) JPS5185811A (enrdf_load_stackoverflow)
AT (1) AT339346B (enrdf_load_stackoverflow)
BE (1) BE828340A (enrdf_load_stackoverflow)
BR (1) BR7502504A (enrdf_load_stackoverflow)
CA (1) CA1076800A (enrdf_load_stackoverflow)
CH (1) CH598015A5 (enrdf_load_stackoverflow)
DE (1) DE2517936C3 (enrdf_load_stackoverflow)
ES (1) ES436899A1 (enrdf_load_stackoverflow)
FI (1) FI61840C (enrdf_load_stackoverflow)
FR (1) FR2298583A1 (enrdf_load_stackoverflow)
GB (1) GB1473016A (enrdf_load_stackoverflow)
IT (1) IT7549250A1 (enrdf_load_stackoverflow)
NL (1) NL7504967A (enrdf_load_stackoverflow)
SE (1) SE412725B (enrdf_load_stackoverflow)
ZA (1) ZA752657B (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4189171A (en) * 1977-03-01 1980-02-19 Sterling Drug Inc. Marking systems containing 3-aryl-3-heterylphthalides and 3,3-bis(heteryl)phthalides
JPS5577434A (en) 1978-11-27 1980-06-11 Nissan Motor Co Ltd Car assembly control system
JPS62251741A (ja) * 1986-04-25 1987-11-02 Fuji Photo Film Co Ltd 感光材料および画像形成方法
DE69020402T2 (de) * 1989-03-14 1995-11-23 Wiggins Teape Group Ltd Zusammensetzung zum Beglaubigen eines Sicherheitspapiers.

Also Published As

Publication number Publication date
FI61840B (fi) 1982-06-30
CH598015A5 (enrdf_load_stackoverflow) 1978-04-28
NL7504967A (nl) 1976-07-27
SE7504246L (sv) 1976-07-26
IT7549250A1 (it) 1976-10-23
DE2517936B2 (de) 1977-10-13
FI61840C (fi) 1982-10-11
DE2517936C3 (de) 1978-06-01
AT339346B (de) 1977-10-10
ATA317475A (de) 1977-02-15
DE2517936A1 (de) 1976-07-29
ZA752657B (en) 1976-10-27
SE412725B (sv) 1980-03-17
BE828340A (fr) 1975-10-24
GB1473016A (en) 1977-05-11
FR2298583B1 (enrdf_load_stackoverflow) 1977-07-22
AU8045875A (en) 1976-10-28
BR7502504A (pt) 1976-08-17
ES436899A1 (es) 1977-01-01
JPS5185811A (enrdf_load_stackoverflow) 1976-07-27
FI751184A7 (enrdf_load_stackoverflow) 1976-07-24
FR2298583A1 (fr) 1976-08-20

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Legal Events

Date Code Title Description
MKEX Expiry