FR807206A - Procédé de déquaternisation de matières colorantes - Google Patents

Procédé de déquaternisation de matières colorantes

Info

Publication number
FR807206A
FR807206A FR807206DA FR807206A FR 807206 A FR807206 A FR 807206A FR 807206D A FR807206D A FR 807206DA FR 807206 A FR807206 A FR 807206A
Authority
FR
France
Prior art keywords
dequaternization
dyestuff
dyestuff dequaternization
dequaternization 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
Other languages
English (en)
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 FR807206A publication Critical patent/FR807206A/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
    • C09B23/14—Styryl dyes
    • C09B23/145—Styryl dyes the ethylene chain carrying an heterocyclic residue, e.g. heterocycle-CH=CH-C6H5
    • 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
    • C09B23/02—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Indole Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
FR807206D 1935-06-06 1936-06-06 Procédé de déquaternisation de matières colorantes Expired FR807206A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT477990X 1935-06-06

Publications (1)

Publication Number Publication Date
FR807206A true FR807206A (fr) 1937-01-07

Family

ID=3674880

Family Applications (1)

Application Number Title Priority Date Filing Date
FR807206D Expired FR807206A (fr) 1935-06-06 1936-06-06 Procédé de déquaternisation de matières colorantes

Country Status (4)

Country Link
US (1) US2169434A (fr)
BE (1) BE415905A (fr)
FR (1) FR807206A (fr)
GB (1) GB477990A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL62502C (fr) * 1943-07-23
US2415927A (en) * 1944-10-17 1947-02-18 Gen Aniline & Film Corp Method of sensitizing photographic silver-halide emulsions
NL86429C (fr) * 1951-03-05

Also Published As

Publication number Publication date
GB477990A (en) 1938-01-10
US2169434A (en) 1939-08-15
BE415905A (fr)

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