FR446170A - New azo dyes and their manufacturing process - Google Patents

New azo dyes and their manufacturing process

Info

Publication number
FR446170A
FR446170A FR446170DA FR446170A FR 446170 A FR446170 A FR 446170A FR 446170D A FR446170D A FR 446170DA FR 446170 A FR446170 A FR 446170A
Authority
FR
France
Prior art keywords
manufacturing process
azo dyes
new azo
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
Herbert Levinstein
James Baddiley
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.)
LEVINSTEIN Ltd
Original Assignee
LEVINSTEIN 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 LEVINSTEIN Ltd filed Critical LEVINSTEIN Ltd
Application granted granted Critical
Publication of FR446170A publication Critical patent/FR446170A/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
    • C09B29/24—Monoazo dyes prepared by diazotising and coupling from coupling components containing both hydroxyl and amino directing groups
    • C09B29/28—Amino naphthols
    • C09B29/30—Amino naphtholsulfonic acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR446170D 1911-05-22 1912-05-21 New azo dyes and their manufacturing process Expired FR446170A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB446170X 1911-05-22

Publications (1)

Publication Number Publication Date
FR446170A true FR446170A (en) 1912-11-28

Family

ID=1486977

Family Applications (1)

Application Number Title Priority Date Filing Date
FR446170D Expired FR446170A (en) 1911-05-22 1912-05-21 New azo dyes and their manufacturing process

Country Status (1)

Country Link
FR (1) FR446170A (en)

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