GB197932A - Process for manufacturing a dye from dioxyperylene - Google Patents

Process for manufacturing a dye from dioxyperylene

Info

Publication number
GB197932A
GB197932A GB12382/23A GB1238223A GB197932A GB 197932 A GB197932 A GB 197932A GB 12382/23 A GB12382/23 A GB 12382/23A GB 1238223 A GB1238223 A GB 1238223A GB 197932 A GB197932 A GB 197932A
Authority
GB
United Kingdom
Prior art keywords
dioxyperylene
dye
manufacturing
sulphur
heated
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
GB12382/23A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB197932A publication Critical patent/GB197932A/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
    • C09B49/00—Sulfur dyes
    • C09B49/12—Sulfur dyes from other compounds, e.g. other heterocyclic compounds
    • C09B49/124—Sulfur dyes from other compounds, e.g. other heterocyclic compounds from polycarbocyclic compounds

Landscapes

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

Abstract

1.12-Dioxyperylene is heated with sulphur or alkaline sulphides or alkali hydroxides and sulphur. The product dyes cotton brown to black shades from a hydrosulphite vat.
GB12382/23A 1922-05-18 1923-05-08 Process for manufacturing a dye from dioxyperylene Expired GB197932A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT197932X 1922-05-18

Publications (1)

Publication Number Publication Date
GB197932A true GB197932A (en) 1923-08-02

Family

ID=3667947

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12382/23A Expired GB197932A (en) 1922-05-18 1923-05-08 Process for manufacturing a dye from dioxyperylene

Country Status (1)

Country Link
GB (1) GB197932A (en)

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