NL143267B - Werkwijze ter bereiding van zuiver beta-chinacridine 7,14-dion in pigmentvorm. - Google Patents

Werkwijze ter bereiding van zuiver beta-chinacridine 7,14-dion in pigmentvorm.

Info

Publication number
NL143267B
NL143267B NL300180A NL300180A NL143267B NL 143267 B NL143267 B NL 143267B NL 300180 A NL300180 A NL 300180A NL 300180 A NL300180 A NL 300180A NL 143267 B NL143267 B NL 143267B
Authority
NL
Netherlands
Prior art keywords
qinacridine
dion
preparing pure
pure beta
pigment form
Prior art date
Application number
NL300180A
Other languages
English (en)
Original Assignee
Acna
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 Acna filed Critical Acna
Publication of NL143267B publication Critical patent/NL143267B/nl

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
    • C09B67/0025—Crystal modifications; Special X-ray patterns
    • 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
    • C09B48/00—Quinacridones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
NL300180A 1962-11-12 1963-11-06 Werkwijze ter bereiding van zuiver beta-chinacridine 7,14-dion in pigmentvorm. NL143267B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2224362 1962-11-12

Publications (1)

Publication Number Publication Date
NL143267B true NL143267B (nl) 1974-09-16

Family

ID=11193556

Family Applications (2)

Application Number Title Priority Date Filing Date
NL300180D NL300180A (nl) 1962-11-12
NL300180A NL143267B (nl) 1962-11-12 1963-11-06 Werkwijze ter bereiding van zuiver beta-chinacridine 7,14-dion in pigmentvorm.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL300180D NL300180A (nl) 1962-11-12

Country Status (8)

Country Link
AT (1) AT243398B (nl)
BE (1) BE639690A (nl)
CH (1) CH460993A (nl)
DE (1) DE1271668B (nl)
DK (1) DK103523C (nl)
ES (1) ES293226A1 (nl)
GB (1) GB979289A (nl)
NL (2) NL143267B (nl)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE611271A (fr) * 1961-12-07 1962-03-30 Sandoz Sa Procédé pour la fabrication de formes pures de cristaux de quinacridine-7,14-diones.

Also Published As

Publication number Publication date
GB979289A (en) 1965-01-01
DE1271668B (de) 1968-07-04
NL300180A (nl)
CH460993A (de) 1968-08-15
BE639690A (nl)
DK103523C (da) 1966-01-17
ES293226A1 (es) 1964-04-01
AT243398B (de) 1965-11-10

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Legal Events

Date Code Title Description
VJC Lapsed due to non-payment of the due maintenance fee for the patent or patent application
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: ACNA