FR832669A - Process for preparing azo dyes - Google Patents

Process for preparing azo dyes

Info

Publication number
FR832669A
FR832669A FR832669DA FR832669A FR 832669 A FR832669 A FR 832669A FR 832669D A FR832669D A FR 832669DA FR 832669 A FR832669 A FR 832669A
Authority
FR
France
Prior art keywords
azo dyes
preparing azo
preparing
dyes
azo
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
French (fr)
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 FR832669A publication Critical patent/FR832669A/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
    • 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
    • C09B29/08—Amino benzenes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR832669D 1937-02-18 1938-01-26 Process for preparing azo dyes Expired FR832669A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE832669X 1937-02-18

Publications (1)

Publication Number Publication Date
FR832669A true FR832669A (en) 1938-09-30

Family

ID=6757131

Family Applications (1)

Application Number Title Priority Date Filing Date
FR832669D Expired FR832669A (en) 1937-02-18 1938-01-26 Process for preparing azo dyes

Country Status (1)

Country Link
FR (1) FR832669A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE748887C (en) * 1939-03-05 1944-11-23 Ig Farbenindustrie Ag Process for dyeing rayon from cellulose esters or ethers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE748887C (en) * 1939-03-05 1944-11-23 Ig Farbenindustrie Ag Process for dyeing rayon from cellulose esters or ethers

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