FR653231A - Production de colorants azoïques - Google Patents

Production de colorants azoïques

Info

Publication number
FR653231A
FR653231A FR653231DA FR653231A FR 653231 A FR653231 A FR 653231A FR 653231D A FR653231D A FR 653231DA FR 653231 A FR653231 A FR 653231A
Authority
FR
France
Prior art keywords
production
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
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie 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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR653231A publication Critical patent/FR653231A/fr
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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
FR653231D 1927-02-21 1928-02-20 Production de colorants azoïques Expired FR653231A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE285812X 1927-02-21

Publications (1)

Publication Number Publication Date
FR653231A true FR653231A (fr) 1929-03-19

Family

ID=6058911

Family Applications (1)

Application Number Title Priority Date Filing Date
FR653231D Expired FR653231A (fr) 1927-02-21 1928-02-20 Production de colorants azoïques

Country Status (2)

Country Link
FR (1) FR653231A (fr)
GB (1) GB285812A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2584935A (en) * 1949-02-04 1952-02-05 Gen Aniline & Film Corp Unsymmetrical disazo dyestuffs

Also Published As

Publication number Publication date
GB285812A (en) 1929-05-15

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