FR832114A - Process for preparing dyes of the phthalo-cyanine series - Google Patents

Process for preparing dyes of the phthalo-cyanine series

Info

Publication number
FR832114A
FR832114A FR832114DA FR832114A FR 832114 A FR832114 A FR 832114A FR 832114D A FR832114D A FR 832114DA FR 832114 A FR832114 A FR 832114A
Authority
FR
France
Prior art keywords
phthalo
cyanine series
preparing dyes
dyes
preparing
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
Other languages
French (fr)
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
Application filed by IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR832114A publication Critical patent/FR832114A/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
    • C09B47/00—Porphines; Azaporphines
    • C09B47/04—Phthalocyanines abbreviation: Pc
    • C09B47/06—Preparation from carboxylic acids or derivatives thereof, e.g. anhydrides, amides, mononitriles, phthalimide, o-cyanobenzamide
    • C09B47/067—Preparation from carboxylic acids or derivatives thereof, e.g. anhydrides, amides, mononitriles, phthalimide, o-cyanobenzamide from phthalodinitriles naphthalenedinitriles, aromatic dinitriles prepared in situ, hydrogenated phthalodinitrile

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR832114D 1937-01-23 1938-01-15 Process for preparing dyes of the phthalo-cyanine series Expired FR832114A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEI56945D DE721021C (en) 1937-01-23 1937-01-23 Process for the production of dyes
GB3498/37A GB490017A (en) 1937-01-23 1937-02-05 Improvements in the manufacture and production of dyestuffs

Publications (1)

Publication Number Publication Date
FR832114A true FR832114A (en) 1938-09-22

Family

ID=9759467

Family Applications (1)

Application Number Title Priority Date Filing Date
FR832114D Expired FR832114A (en) 1937-01-23 1938-01-15 Process for preparing dyes of the phthalo-cyanine series

Country Status (3)

Country Link
DE (1) DE721021C (en)
FR (1) FR832114A (en)
GB (1) GB490017A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE927526C (en) * 1944-01-12 1955-05-12 Ciba Geigy Process for the production of Kuepen dyes

Also Published As

Publication number Publication date
GB490017A (en) 1938-08-05
DE721021C (en) 1942-05-22

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