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GB563772A - Manufacture of a dyestuff - Google Patents

Manufacture of a dyestuff

Info

Publication number
GB563772A
GB563772A GB287343A GB287343A GB563772A GB 563772 A GB563772 A GB 563772A GB 287343 A GB287343 A GB 287343A GB 287343 A GB287343 A GB 287343A GB 563772 A GB563772 A GB 563772A
Authority
GB
United Kingdom
Prior art keywords
dyestuff
manufacture
dimethylphenol
chrome
wool
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
GB287343A
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.)
Brotherton & Co Ltd
PHILIP CARTWRIGHT HOLMES
Original Assignee
Brotherton & Co Ltd
PHILIP CARTWRIGHT HOLMES
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 Brotherton & Co Ltd, PHILIP CARTWRIGHT HOLMES filed Critical Brotherton & Co Ltd
Priority to GB287343A priority Critical patent/GB563772A/en
Publication of GB563772A publication Critical patent/GB563772A/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
    • C09B45/00—Complex metal compounds of azo dyes
    • C09B45/02—Preparation from dyes containing in o-position a hydroxy group and in o'-position hydroxy, alkoxy, carboxyl, amino or keto groups
    • C09B45/14—Monoazo compounds
    • C09B45/16—Monoazo compounds containing chromium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)

Abstract

A monoazo dye is obtained by coupling diazotised picramic acid with 2 : 4-dimethylphenol. The product gives an olive green dyeing on wool in the after-chrome or single-bath chroming process.
GB287343A 1943-02-22 1943-02-22 Manufacture of a dyestuff Expired GB563772A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB287343A GB563772A (en) 1943-02-22 1943-02-22 Manufacture of a dyestuff

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB287343A GB563772A (en) 1943-02-22 1943-02-22 Manufacture of a dyestuff

Publications (1)

Publication Number Publication Date
GB563772A true GB563772A (en) 1944-08-29

Family

ID=9747614

Family Applications (1)

Application Number Title Priority Date Filing Date
GB287343A Expired GB563772A (en) 1943-02-22 1943-02-22 Manufacture of a dyestuff

Country Status (1)

Country Link
GB (1) GB563772A (en)

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