CH502417A - Process for making blue diazo dyes - Google Patents

Process for making blue diazo dyes

Info

Publication number
CH502417A
CH502417A CH533870A CH533870A CH502417A CH 502417 A CH502417 A CH 502417A CH 533870 A CH533870 A CH 533870A CH 533870 A CH533870 A CH 533870A CH 502417 A CH502417 A CH 502417A
Authority
CH
Switzerland
Prior art keywords
diazo dyes
making blue
blue diazo
making
dyes
Prior art date
Application number
CH533870A
Other languages
German (de)
Inventor
F Dr Feeman James
Original Assignee
Crompton & Knowles Corp
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 Crompton & Knowles Corp filed Critical Crompton & Knowles Corp
Publication of CH502417A publication Critical patent/CH502417A/en

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
    • C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
    • C09B31/02—Disazo dyes
    • C09B31/04—Disazo dyes from a coupling component "C" containing a directive amino group
    • C09B31/043—Amino-benzenes
    • C09B31/047—Amino-benzenes containing acid groups, e.g. —CO2H, —SO3H, —PO3H2, —OSO3H, —OPO2H2; Salts thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH533870A 1969-04-14 1970-04-10 Process for making blue diazo dyes CH502417A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US81609569A 1969-04-14 1969-04-14
US85954969A 1969-09-19 1969-09-19

Publications (1)

Publication Number Publication Date
CH502417A true CH502417A (en) 1971-01-31

Family

ID=27124028

Family Applications (1)

Application Number Title Priority Date Filing Date
CH533870A CH502417A (en) 1969-04-14 1970-04-10 Process for making blue diazo dyes

Country Status (5)

Country Link
BE (1) BE746205A (en)
CH (1) CH502417A (en)
DE (1) DE2017873C3 (en)
FR (1) FR2039146B1 (en)
GB (1) GB1251460A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2443485C2 (en) * 1974-09-11 1983-04-07 Bayer Ag, 5090 Leverkusen Disazo dyes and their use
DE2557410C2 (en) * 1975-12-19 1984-11-08 Bayer Ag, 5090 Leverkusen Disazo dyes

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR901069A (en) * 1942-12-23 1945-07-17 Geigy Ag J R Water-soluble disazo dyes and method of preparation thereof
FR927170A (en) * 1945-05-25 1947-10-22 Ciba Geigy Disazo dyes
FR941319A (en) * 1946-01-31 1949-01-07 Ciba Geigy Process for the preparation of disazo dyes, new dyes and their uses

Also Published As

Publication number Publication date
GB1251460A (en) 1971-10-27
DE2017873B2 (en) 1974-06-06
FR2039146B1 (en) 1973-03-16
BE746205A (en) 1970-08-19
DE2017873C3 (en) 1975-01-30
DE2017873A1 (en) 1971-02-18
FR2039146A1 (en) 1971-01-15

Similar Documents

Publication Publication Date Title
CH522711A (en) Process for the production of new azo dyes
CH552037A (en) PROCESS FOR THE MANUFACTURING OF DISAZO DYES.
CH480412A (en) Process for the production of azo dyes
CH515970A (en) Process for the production of azo dyes
CH491999A (en) Process for the production of azo dyes
CH536345A (en) Process for the production of new azo dyes
CH499590A (en) Process for making blue disazo dyes
CH478884A (en) Process for the preparation of monoazo dyes
CH508694A (en) Process for the production of azo dyes
CH485814A (en) Process for the preparation of monoazo dyes
CH544135A (en) Process for the preparation of basic azo dyes
CH502417A (en) Process for making blue diazo dyes
CH464398A (en) Process for the production of azo dyes
CH477514A (en) Process for the production of azo dyes
CH469062A (en) Process for the production of azo dyes
CH508700A (en) Process for the production of azo dyes
CH558823A (en) PROCESS FOR THE PREPARATION OF HYDRO-INSOLUBLE AZO DYES.
CH556895A (en) PROCESS FOR THE MANUFACTURING OF DISAZO DYES.
CH541603A (en) Process for the production of blue disperse dyes
CH557858A (en) PROCESS FOR THE PRODUCTION OF BASIC AZO DYES OF THE INDAZOLE SERIES.
CH520751A (en) Process for the preparation of monoazo dyes
CH502423A (en) Process for the production of azo dyes
CH502424A (en) Process for the preparation of monoazo dyes
CH549084A (en) PROCESS FOR THE PREPARATION OF HYDRO-INSOLUBLE MONOAZO DYES.
CH517151A (en) Process for the production of new azo dyes

Legal Events

Date Code Title Description
PL Patent ceased