GB2060670B - Process for the separation of anthraquinone compounds using fractional crystallisation - Google Patents

Process for the separation of anthraquinone compounds using fractional crystallisation

Info

Publication number
GB2060670B
GB2060670B GB7935317A GB7935317A GB2060670B GB 2060670 B GB2060670 B GB 2060670B GB 7935317 A GB7935317 A GB 7935317A GB 7935317 A GB7935317 A GB 7935317A GB 2060670 B GB2060670 B GB 2060670B
Authority
GB
United Kingdom
Prior art keywords
separation
anthraquinone compounds
fractional crystallisation
crystallisation
fractional
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
GB7935317A
Other versions
GB2060670A (en
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.)
Yorkshire Chemicals Ltd
Original Assignee
Yorkshire Chemicals 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 Yorkshire Chemicals Ltd filed Critical Yorkshire Chemicals Ltd
Priority to GB7935317A priority Critical patent/GB2060670B/en
Publication of GB2060670A publication Critical patent/GB2060670A/en
Application granted granted Critical
Publication of GB2060670B publication Critical patent/GB2060670B/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
    • C09B1/00—Dyes with anthracene nucleus not condensed with any other ring
    • C09B1/16—Amino-anthraquinones
    • C09B1/20—Preparation from starting materials already containing the anthracene nucleus
    • C09B1/36—Dyes with acylated amino groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB7935317A 1979-10-11 1979-10-11 Process for the separation of anthraquinone compounds using fractional crystallisation Expired GB2060670B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7935317A GB2060670B (en) 1979-10-11 1979-10-11 Process for the separation of anthraquinone compounds using fractional crystallisation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7935317A GB2060670B (en) 1979-10-11 1979-10-11 Process for the separation of anthraquinone compounds using fractional crystallisation

Publications (2)

Publication Number Publication Date
GB2060670A GB2060670A (en) 1981-05-07
GB2060670B true GB2060670B (en) 1983-09-21

Family

ID=10508428

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7935317A Expired GB2060670B (en) 1979-10-11 1979-10-11 Process for the separation of anthraquinone compounds using fractional crystallisation

Country Status (1)

Country Link
GB (1) GB2060670B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3103350A1 (en) * 1981-01-31 1982-08-26 Bayer Ag, 5090 Leverkusen METHOD FOR THE PRODUCTION OF KITCHEN DYES FROM WASTE PRODUCTS OF THE NITROANTHRACHINONE AND ANTHRACHINONE SULPHONE ACID SYNTHESIS
US5034547A (en) * 1989-07-21 1991-07-23 Minnesota Mining And Manufacturing Company Anthraquinone dyes having alkylsulfonylamino substituents

Also Published As

Publication number Publication date
GB2060670A (en) 1981-05-07

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee