FR633090A - Process for the preparation of new vat dyes - Google Patents

Process for the preparation of new vat dyes

Info

Publication number
FR633090A
FR633090A FR633090DA FR633090A FR 633090 A FR633090 A FR 633090A FR 633090D A FR633090D A FR 633090DA FR 633090 A FR633090 A FR 633090A
Authority
FR
France
Prior art keywords
preparation
vat dyes
new vat
new
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)
Inventor
James Baddiley
Arnold Shepherdson
Sidney Thornley
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.)
Imperial Chemical Industries Ltd
Original Assignee
British Dyestuffs Corp Ltd
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 British Dyestuffs Corp Ltd filed Critical British Dyestuffs Corp Ltd
Application granted granted Critical
Publication of FR633090A publication Critical patent/FR633090A/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
    • C09B3/00—Dyes with an anthracene nucleus condensed with one or more carbocyclic rings
    • C09B3/22—Dibenzanthrones; Isodibenzanthrones
    • C09B3/30—Preparation from starting materials already containing the dibenzanthrone or isodibenzanthrone nucleus
    • C09B3/36—Preparation from starting materials already containing the dibenzanthrone or isodibenzanthrone nucleus by etherification of hydroxy compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR633090D 1926-06-21 1927-04-22 Process for the preparation of new vat dyes Expired FR633090A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB633090X 1926-06-21

Publications (1)

Publication Number Publication Date
FR633090A true FR633090A (en) 1928-01-20

Family

ID=10488925

Family Applications (1)

Application Number Title Priority Date Filing Date
FR633090D Expired FR633090A (en) 1926-06-21 1927-04-22 Process for the preparation of new vat dyes

Country Status (1)

Country Link
FR (1) FR633090A (en)

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