GB1473016A - Chemical composition comprising a colour former - Google Patents

Chemical composition comprising a colour former

Info

Publication number
GB1473016A
GB1473016A GB292875A GB292875A GB1473016A GB 1473016 A GB1473016 A GB 1473016A GB 292875 A GB292875 A GB 292875A GB 292875 A GB292875 A GB 292875A GB 1473016 A GB1473016 A GB 1473016A
Authority
GB
United Kingdom
Prior art keywords
composition
water
colour
colour former
solution
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
GB292875A
Other languages
English (en)
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
Priority to GB292875A priority Critical patent/GB1473016A/en
Priority to CH457275A priority patent/CH598015A5/xx
Priority to SE7504246A priority patent/SE412725B/xx
Priority to FR7512385A priority patent/FR2298583A1/fr
Priority to FI751184A priority patent/FI61840C/fi
Priority to AU80458/75A priority patent/AU493367B2/en
Priority to DE2517936A priority patent/DE2517936C3/de
Priority to CA225,282A priority patent/CA1076800A/en
Priority to BE155731A priority patent/BE828340A/xx
Priority to ZA00752657A priority patent/ZA752657B/xx
Priority to ES436899A priority patent/ES436899A1/es
Priority to AT317475A priority patent/AT339346B/de
Priority to BR3182/75A priority patent/BR7502504A/pt
Priority to NL7504967A priority patent/NL7504967A/xx
Priority to JP50051255A priority patent/JPS5185811A/ja
Priority to US05/746,906 priority patent/US4098948A/en
Publication of GB1473016A publication Critical patent/GB1473016A/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)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Paper (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Ink Jet Recording Methods And Recording Media Thereof (AREA)
  • Cosmetics (AREA)
  • Color Printing (AREA)
GB292875A 1975-01-23 1975-01-23 Chemical composition comprising a colour former Expired GB1473016A (en)

Priority Applications (16)

Application Number Priority Date Filing Date Title
GB292875A GB1473016A (en) 1975-01-23 1975-01-23 Chemical composition comprising a colour former
CH457275A CH598015A5 (xx) 1975-01-23 1975-04-10
SE7504246A SE412725B (sv) 1975-01-23 1975-04-14 Bildgivande system
FR7512385A FR2298583A1 (fr) 1975-01-23 1975-04-21 Composition chimique contenant un formateur de colorant pour le traitement du papier
FI751184A FI61840C (fi) 1975-01-23 1975-04-21 Bildgivandesystem
AU80458/75A AU493367B2 (en) 1975-01-23 1975-04-23 Colour forming compositions
DE2517936A DE2517936C3 (de) 1975-01-23 1975-04-23 Druckempfindliches Aufzeichnungsmaterial und Verfahren zu seiner Herstellung
CA225,282A CA1076800A (en) 1975-01-23 1975-04-23 Color-forming inks for image-producing systems
BE155731A BE828340A (fr) 1975-01-23 1975-04-24 Composition chimique contenant un formateur de colorant pour le traitement du papier
ZA00752657A ZA752657B (en) 1975-01-23 1975-04-24 Chemical composition
ES436899A ES436899A1 (es) 1975-01-23 1975-04-24 Perfeccionamientos en un sistema productor de imagen.
AT317475A AT339346B (de) 1975-01-23 1975-04-24 Bildproduzierendes material
BR3182/75A BR7502504A (pt) 1975-01-23 1975-04-24 Sistema produtor de imagem
NL7504967A NL7504967A (nl) 1975-01-23 1975-04-25 Beeld vormend systeem.
JP50051255A JPS5185811A (xx) 1975-01-23 1975-04-25
US05/746,906 US4098948A (en) 1975-01-23 1976-12-02 Chemical composition

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
GB1473016A true GB1473016A (en) 1977-05-11

Family

ID=9748701

Family Applications (1)

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

Country Status (14)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5188871A (en) * 1989-03-14 1993-02-23 The Wiggins Teape Group Limited Authenticatable security paper

Families Citing this family (2)

* 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
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5188871A (en) * 1989-03-14 1993-02-23 The Wiggins Teape Group Limited Authenticatable security paper

Also Published As

Publication number Publication date
DE2517936B2 (de) 1977-10-13
BE828340A (fr) 1975-10-24
CH598015A5 (xx) 1978-04-28
SE412725B (sv) 1980-03-17
AU8045875A (en) 1976-10-28
DE2517936A1 (de) 1976-07-29
FI751184A (xx) 1976-07-24
SE7504246L (sv) 1976-07-26
BR7502504A (pt) 1976-08-17
AT339346B (de) 1977-10-10
CA1076800A (en) 1980-05-06
ZA752657B (en) 1976-10-27
NL7504967A (nl) 1976-07-27
JPS5185811A (xx) 1976-07-27
FR2298583B1 (xx) 1977-07-22
ATA317475A (de) 1977-02-15
DE2517936C3 (de) 1978-06-01
ES436899A1 (es) 1977-01-01
FR2298583A1 (fr) 1976-08-20
FI61840B (fi) 1982-06-30
FI61840C (fi) 1982-10-11

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee