GB2007248B - Conversion of crude flavanthrone to a transparent pigmentary state - Google Patents

Conversion of crude flavanthrone to a transparent pigmentary state

Info

Publication number
GB2007248B
GB2007248B GB7842424A GB7842424A GB2007248B GB 2007248 B GB2007248 B GB 2007248B GB 7842424 A GB7842424 A GB 7842424A GB 7842424 A GB7842424 A GB 7842424A GB 2007248 B GB2007248 B GB 2007248B
Authority
GB
United Kingdom
Prior art keywords
conversion
flavanthrone
crude
pigmentary state
transparent
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
GB7842424A
Other versions
GB2007248A (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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Publication of GB2007248A publication Critical patent/GB2007248A/en
Application granted granted Critical
Publication of GB2007248B publication Critical patent/GB2007248B/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
    • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
    • C09B67/0071—Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions
    • C09B67/0077—Preparations with possibly reduced vat, sulfur or indigo dyes
    • 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
    • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
    • C09B67/0001—Post-treatment of organic pigments or dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
GB7842424A 1977-10-31 1978-10-30 Conversion of crude flavanthrone to a transparent pigmentary state Expired GB2007248B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2748860A DE2748860C2 (en) 1977-10-31 1977-10-31 Process for the direct conversion of raw flavanthrone into a translucent pigment form

Publications (2)

Publication Number Publication Date
GB2007248A GB2007248A (en) 1979-05-16
GB2007248B true GB2007248B (en) 1982-10-06

Family

ID=6022746

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7842424A Expired GB2007248B (en) 1977-10-31 1978-10-30 Conversion of crude flavanthrone to a transparent pigmentary state

Country Status (6)

Country Link
JP (1) JPS5472230A (en)
CH (1) CH637154A5 (en)
DE (1) DE2748860C2 (en)
FR (1) FR2407245A1 (en)
GB (1) GB2007248B (en)
IT (1) IT1099823B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2909568C2 (en) * 1979-03-12 1981-07-16 Basf Ag, 6700 Ludwigshafen Process for the production of strongly colored, brilliant, translucent pigment forms of bromoisoviolanthorn
DE3536168A1 (en) * 1985-10-10 1987-04-16 Merck Patent Gmbh METHOD FOR THE PRODUCTION OF PIGMENT DYES

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE136015C (en) *
DE886734C (en) * 1951-05-16 1953-08-17 Cassella Farbwerke Mainkur Ag Process for the production of highly dispersed Kuepen dye powder
DE1619351A1 (en) * 1966-10-19 1970-07-30 Basf Ag Process for the transfer of indanthrone into pigment form
CH541604A (en) * 1970-02-11 1973-09-15 Ciba Geigy Ag Process for the production of flavanthrones

Also Published As

Publication number Publication date
FR2407245A1 (en) 1979-05-25
DE2748860C2 (en) 1979-10-31
CH637154A5 (en) 1983-07-15
JPS5472230A (en) 1979-06-09
GB2007248A (en) 1979-05-16
IT7829118A0 (en) 1978-10-25
DE2748860B1 (en) 1979-03-08
IT1099823B (en) 1985-09-28
FR2407245B1 (en) 1982-11-05

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Legal Events

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