FR453880A - Process for the production of basic brown dyes - Google Patents

Process for the production of basic brown dyes

Info

Publication number
FR453880A
FR453880A FR453880DA FR453880A FR 453880 A FR453880 A FR 453880A FR 453880D A FR453880D A FR 453880DA FR 453880 A FR453880 A FR 453880A
Authority
FR
France
Prior art keywords
production
basic brown
brown dyes
dyes
basic
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.)
Sanofi Aventis Deutschland GmbH
Original Assignee
Leopold Cassella et Cie GmbH
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 Leopold Cassella et Cie GmbH filed Critical Leopold Cassella et Cie GmbH
Application granted granted Critical
Publication of FR453880A publication Critical patent/FR453880A/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
    • C09B57/00—Other synthetic dyes of known constitution

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR453880D 1912-04-15 1912-04-15 Process for the production of basic brown dyes Expired FR453880A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR453880T 1912-04-15

Publications (1)

Publication Number Publication Date
FR453880A true FR453880A (en) 1913-06-18

Family

ID=1493948

Family Applications (1)

Application Number Title Priority Date Filing Date
FR453880D Expired FR453880A (en) 1912-04-15 1912-04-15 Process for the production of basic brown dyes

Country Status (1)

Country Link
FR (1) FR453880A (en)

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