FR882213A - Fabrication de colorants polyméthiniques - Google Patents

Fabrication de colorants polyméthiniques

Info

Publication number
FR882213A
FR882213A FR882213DA FR882213A FR 882213 A FR882213 A FR 882213A FR 882213D A FR882213D A FR 882213DA FR 882213 A FR882213 A FR 882213A
Authority
FR
France
Prior art keywords
manufacture
polymethine dyes
polymethine
dyes
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
English (en)
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 FR882213A publication Critical patent/FR882213A/fr
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
    • C09B23/0066—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain being part of a carbocyclic ring,(e.g. benzene, naphtalene, cyclohexene, cyclobutenene-quadratic acid)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Coloring (AREA)
  • Developing Agents For Electrophotography (AREA)
FR882213D 1941-05-22 1942-05-20 Fabrication de colorants polyméthiniques Expired FR882213A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE646123X 1941-05-22

Publications (1)

Publication Number Publication Date
FR882213A true FR882213A (fr) 1943-05-21

Family

ID=6580822

Family Applications (1)

Application Number Title Priority Date Filing Date
FR882213D Expired FR882213A (fr) 1941-05-22 1942-05-20 Fabrication de colorants polyméthiniques

Country Status (4)

Country Link
BE (1) BE445645A (en:Method)
ES (1) ES157456A1 (en:Method)
FR (1) FR882213A (en:Method)
GB (1) GB646123A (en:Method)

Also Published As

Publication number Publication date
BE445645A (en:Method)
GB646123A (en) 1950-11-15
ES157456A1 (es) 1943-03-01

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