FR912661A - Process for the preparation of desmo-duplo-methine dyes - Google Patents

Process for the preparation of desmo-duplo-methine dyes

Info

Publication number
FR912661A
FR912661A FR912661DA FR912661A FR 912661 A FR912661 A FR 912661A FR 912661D A FR912661D A FR 912661DA FR 912661 A FR912661 A FR 912661A
Authority
FR
France
Prior art keywords
desmo
duplo
preparation
methine dyes
methine
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.)
Gevaert Photo Producten NV
Original Assignee
Gevaert Photo Producten NV
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 Gevaert Photo Producten NV filed Critical Gevaert Photo Producten NV
Application granted granted Critical
Publication of FR912661A publication Critical patent/FR912661A/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
    • C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
FR912661D 1945-07-23 1945-07-23 Process for the preparation of desmo-duplo-methine dyes Expired FR912661A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR912661T 1945-07-23

Publications (1)

Publication Number Publication Date
FR912661A true FR912661A (en) 1946-08-16

Family

ID=9421455

Family Applications (1)

Application Number Title Priority Date Filing Date
FR912661D Expired FR912661A (en) 1945-07-23 1945-07-23 Process for the preparation of desmo-duplo-methine dyes

Country Status (2)

Country Link
BE (1) BE457978A (en)
FR (1) FR912661A (en)

Also Published As

Publication number Publication date
BE457978A (en)

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