CH524672A - Process for the preparation of mixtures of quinacridonequinones and quinacridones - Google Patents

Process for the preparation of mixtures of quinacridonequinones and quinacridones

Info

Publication number
CH524672A
CH524672A CH1355168A CH1355168A CH524672A CH 524672 A CH524672 A CH 524672A CH 1355168 A CH1355168 A CH 1355168A CH 1355168 A CH1355168 A CH 1355168A CH 524672 A CH524672 A CH 524672A
Authority
CH
Switzerland
Prior art keywords
quinacridonequinones
quinacridones
mixtures
preparation
Prior art date
Application number
CH1355168A
Other languages
German (de)
Inventor
Frederick Ehrich Felix
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of CH524672A publication Critical patent/CH524672A/en

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
    • C09B48/00—Quinacridones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH1355168A 1967-09-22 1968-09-11 Process for the preparation of mixtures of quinacridonequinones and quinacridones CH524672A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US66993367A 1967-09-22 1967-09-22

Publications (1)

Publication Number Publication Date
CH524672A true CH524672A (en) 1972-06-30

Family

ID=24688328

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1355168A CH524672A (en) 1967-09-22 1968-09-11 Process for the preparation of mixtures of quinacridonequinones and quinacridones

Country Status (3)

Country Link
CH (1) CH524672A (en)
FR (1) FR1580735A (en)
GB (1) GB1242895A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6972333B2 (en) * 2004-01-14 2005-12-06 Sun Chemical Corporation Preparation of quinacridonequinones and substituted derivatives of same

Also Published As

Publication number Publication date
DE1794179B2 (en) 1976-04-29
FR1580735A (en) 1969-09-05
GB1242895A (en) 1971-08-18
DE1794179A1 (en) 1971-11-18

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Legal Events

Date Code Title Description
PL Patent ceased