GB1370543A - Disazo pigments and process for their manufacture - Google Patents

Disazo pigments and process for their manufacture

Info

Publication number
GB1370543A
GB1370543A GB3117572A GB3117572A GB1370543A GB 1370543 A GB1370543 A GB 1370543A GB 3117572 A GB3117572 A GB 3117572A GB 3117572 A GB3117572 A GB 3117572A GB 1370543 A GB1370543 A GB 1370543A
Authority
GB
United Kingdom
Prior art keywords
manufacture
disazo pigments
disazo
pigments
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
GB3117572A
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
Publication of GB1370543A publication Critical patent/GB1370543A/en
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
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/02—Disazo dyes
    • C09B35/039—Disazo dyes characterised by the tetrazo component
    • C09B35/04—Disazo dyes characterised by the tetrazo component the tetrazo component being a benzene derivative

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
GB3117572A 1971-07-05 1972-07-04 Disazo pigments and process for their manufacture Expired GB1370543A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH983071A CH551473A (de) 1971-07-05 1971-07-05 Verfahren zur herstellung von neuen disazopigmenten.

Publications (1)

Publication Number Publication Date
GB1370543A true GB1370543A (en) 1974-10-16

Family

ID=4356104

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3117572A Expired GB1370543A (en) 1971-07-05 1972-07-04 Disazo pigments and process for their manufacture

Country Status (4)

Country Link
CH (1) CH551473A (OSRAM)
DE (1) DE2232524A1 (OSRAM)
FR (1) FR2144756B1 (OSRAM)
GB (1) GB1370543A (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4686287A (en) * 1984-04-05 1987-08-11 Hoechst Aktiengesellschaft Disazo compounds derived from acetoacetylamino-benzimidazol-2-ones

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4686287A (en) * 1984-04-05 1987-08-11 Hoechst Aktiengesellschaft Disazo compounds derived from acetoacetylamino-benzimidazol-2-ones

Also Published As

Publication number Publication date
FR2144756B1 (OSRAM) 1974-10-25
DE2232524A1 (de) 1973-01-18
CH551473A (de) 1974-07-15
FR2144756A1 (OSRAM) 1973-02-16

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees