DE517194C - A process for the preparation of dyes - Google Patents

A process for the preparation of dyes

Info

Publication number
DE517194C
DE517194C DE1928I0034601 DEI0034601D DE517194C DE 517194 C DE517194 C DE 517194C DE 1928I0034601 DE1928I0034601 DE 1928I0034601 DE I0034601 D DEI0034601 D DE I0034601D DE 517194 C DE517194 C DE 517194C
Authority
DE
Grant status
Grant
Patent type
Prior art keywords
dyes
preparation
process
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
DE1928I0034601
Other languages
German (de)
Inventor
Dr Georg Kraenzlein
Dr Heinrich Greune
Dr Max Thiele
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie AG
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
Grant date

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; MISCELLANEOUS COMPOSITIONS; MISCELLANEOUS APPLICATIONS OF MATERIALS
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B19/00Oxazine dyes
    • C09B19/02Bisoxazines prepared from aminoquinones
DE1928I0034601 1928-06-07 1928-06-07 A process for the preparation of dyes Expired DE517194C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE1928I0034601 DE517194C (en) 1928-06-07 1928-06-07 A process for the preparation of dyes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1928I0034601 DE517194C (en) 1928-06-07 1928-06-07 A process for the preparation of dyes

Publications (1)

Publication Number Publication Date
DE517194C true DE517194C (en) 1931-02-04

Family

ID=7188752

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1928I0034601 Expired DE517194C (en) 1928-06-07 1928-06-07 A process for the preparation of dyes

Country Status (1)

Country Link
DE (1) DE517194C (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE741591C (en) * 1937-12-05 1943-11-23 Ig Farbenindustrie Ag A process for preparing Dioxazinfarbstoffen
DE948347C (en) * 1952-05-17 1956-08-30 Ciba Geigy A process for preparing dyes of the dioxazine
DE1195005B (en) * 1961-02-03 1965-06-16 Ciba Geigy A process for preparing dioxazines
EP0036966A2 (en) * 1980-03-21 1981-10-07 CASSELLA Aktiengesellschaft Process for the preparation of a violet pigment

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE741591C (en) * 1937-12-05 1943-11-23 Ig Farbenindustrie Ag A process for preparing Dioxazinfarbstoffen
DE948347C (en) * 1952-05-17 1956-08-30 Ciba Geigy A process for preparing dyes of the dioxazine
DE1195005B (en) * 1961-02-03 1965-06-16 Ciba Geigy A process for preparing dioxazines
EP0036966A2 (en) * 1980-03-21 1981-10-07 CASSELLA Aktiengesellschaft Process for the preparation of a violet pigment
EP0036966A3 (en) * 1980-03-21 1982-01-20 Cassella Aktiengesellschaft Process for the preparation of a violet pigment

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