CA919659A - Azo dyes - Google Patents

Azo dyes

Info

Publication number
CA919659A
CA919659A CA135864A CA135864A CA919659A CA 919659 A CA919659 A CA 919659A CA 135864 A CA135864 A CA 135864A CA 135864 A CA135864 A CA 135864A CA 919659 A CA919659 A CA 919659A
Authority
CA
Canada
Prior art keywords
azo dyes
azo
dyes
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
CA135864A
Other languages
English (en)
Other versions
CA135864S (en
Inventor
E. Mckay Donald
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.)
Wyeth Holdings LLC
Original Assignee
American Cyanamid Co
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 American Cyanamid Co filed Critical American Cyanamid Co
Application granted granted Critical
Publication of CA919659A publication Critical patent/CA919659A/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/28—Colorants ; Pigments or opacifying agents
CA135864A 1971-05-03 1972-02-29 Azo dyes Expired CA919659A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13997071A 1971-05-03 1971-05-03

Publications (1)

Publication Number Publication Date
CA919659A true CA919659A (en) 1973-01-23

Family

ID=22489149

Family Applications (1)

Application Number Title Priority Date Filing Date
CA135864A Expired CA919659A (en) 1971-05-03 1972-02-29 Azo dyes

Country Status (8)

Country Link
BE (1) BE782901A (enrdf_load_stackoverflow)
BR (1) BR7202614D0 (enrdf_load_stackoverflow)
CA (1) CA919659A (enrdf_load_stackoverflow)
DE (1) DE2221666A1 (enrdf_load_stackoverflow)
FR (1) FR2135265B1 (enrdf_load_stackoverflow)
GB (1) GB1333023A (enrdf_load_stackoverflow)
IT (1) IT957687B (enrdf_load_stackoverflow)
NL (1) NL7204082A (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3434921A1 (de) * 1984-09-22 1986-05-07 Sandoz-Patent-GmbH, 7850 Lörrach Heterocyclische monoazoverbindungen
DE3443595A1 (de) * 1984-11-29 1986-05-28 Bayer Ag, 5090 Leverkusen Monoazofarbstoffe
DE3783258D1 (de) * 1986-04-16 1993-02-11 Ciba Geigy Ag Azofarbstoffe.
DE58909267D1 (de) * 1988-11-15 1995-07-06 Ciba Geigy Ag Konzentrierte Farbstofflösungen.
EP0451092B1 (de) * 1990-04-03 1996-05-08 Ciba-Geigy Ag Konzentrierte Farbstofflösungen
DE4202527A1 (de) * 1992-01-30 1993-08-05 Bayer Ag Farbstoffmischungen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1277633A (fr) * 1961-01-12 1961-12-01 Hoechst Ag Procédé de production, sur la fibre, de colorants azoïques métallisés insolubles dans l'eau
CH483478A (de) * 1967-06-14 1969-12-31 Geigy Ag J R Verfahren zur Herstellung von Cyclammoniumazofarbstoffen
CA918643A (en) * 1970-10-19 1973-01-09 Blackwell John Green-yellow monazo paper dyes derived from barbituric acid

Also Published As

Publication number Publication date
DE2221666A1 (de) 1972-11-09
NL7204082A (enrdf_load_stackoverflow) 1972-11-07
FR2135265B1 (enrdf_load_stackoverflow) 1978-03-03
IT957687B (it) 1973-10-20
BE782901A (fr) 1972-11-01
FR2135265A1 (enrdf_load_stackoverflow) 1972-12-15
GB1333023A (en) 1973-10-10
BR7202614D0 (pt) 1973-06-12

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