FR33689E - Production of triphenylmethane series chromium dyes - Google Patents

Production of triphenylmethane series chromium dyes

Info

Publication number
FR33689E
FR33689E FR33689DA FR33689E FR 33689 E FR33689 E FR 33689E FR 33689D A FR33689D A FR 33689DA FR 33689 E FR33689 E FR 33689E
Authority
FR
France
Prior art keywords
production
triphenylmethane series
chromium dyes
series chromium
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
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.)
Bayer AG
Original Assignee
Farbenfabriken Vorm Friedr Bayer and 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 Farbenfabriken Vorm Friedr Bayer and Co filed Critical Farbenfabriken Vorm Friedr Bayer and Co
Application granted granted Critical
Publication of FR33689E publication Critical patent/FR33689E/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
    • C09B11/00—Diaryl- or thriarylmethane dyes
    • C09B11/04—Diaryl- or thriarylmethane dyes derived from triarylmethanes, i.e. central C-atom is substituted by amino, cyano, alkyl
    • C09B11/06—Hydroxy derivatives of triarylmethanes in which at least one OH group is bound to an aryl nucleus and their ethers or esters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR33689D 1927-06-17 1927-06-17 Production of triphenylmethane series chromium dyes Expired FR33689E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR33689T 1927-06-17

Publications (1)

Publication Number Publication Date
FR33689E true FR33689E (en) 1928-11-29

Family

ID=8671311

Family Applications (1)

Application Number Title Priority Date Filing Date
FR33689D Expired FR33689E (en) 1927-06-17 1927-06-17 Production of triphenylmethane series chromium dyes

Country Status (1)

Country Link
FR (1) FR33689E (en)

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