FR836155A - Colorants du type hydroxyalkylcyanine et émulsions photographiques contenant ces colorants - Google Patents

Colorants du type hydroxyalkylcyanine et émulsions photographiques contenant ces colorants

Info

Publication number
FR836155A
FR836155A FR836155DA FR836155A FR 836155 A FR836155 A FR 836155A FR 836155D A FR836155D A FR 836155DA FR 836155 A FR836155 A FR 836155A
Authority
FR
France
Prior art keywords
dyes
hydroxyalkylcyanine
emulsions containing
photographic emulsions
photographic
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.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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 Kodak Pathe SA filed Critical Kodak Pathe SA
Application granted granted Critical
Publication of FR836155A publication Critical patent/FR836155A/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
    • C09B23/02—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)
  • Plural Heterocyclic Compounds (AREA)
FR836155D 1937-03-29 1938-03-29 Colorants du type hydroxyalkylcyanine et émulsions photographiques contenant ces colorants Expired FR836155A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US133524A US2213238A (en) 1937-03-29 1937-03-29 Hydroxyalkyl cyanine dye and photographic emulsion

Publications (1)

Publication Number Publication Date
FR836155A true FR836155A (fr) 1939-01-12

Family

ID=22459020

Family Applications (1)

Application Number Title Priority Date Filing Date
FR836155D Expired FR836155A (fr) 1937-03-29 1938-03-29 Colorants du type hydroxyalkylcyanine et émulsions photographiques contenant ces colorants

Country Status (2)

Country Link
US (1) US2213238A (fr)
FR (1) FR836155A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USB638496I5 (fr) * 1945-12-29
US2481464A (en) * 1945-12-29 1949-09-06 Gen Aniline & Film Corp Photographic emulsions containing nu-aryloxy-, arylthio-and arylselenoalkyl cyanine dyes
US2918369A (en) * 1956-06-15 1959-12-22 Gen Aniline & Film Corp Non-ionic benzimidazole cyanine dyes containing in alpha-position a cyano group on the methenyl chain
US2984667A (en) * 1958-05-05 1961-05-16 Gen Aniline & Film Corp Certain 2-methyl-6-(beta-carbamylethoxy)-benzothiazoles and quaternary salts thereof

Also Published As

Publication number Publication date
US2213238A (en) 1940-09-03

Similar Documents

Publication Publication Date Title
FR758695A (fr) Perfectionnements apportés à des couches photographiques contenant des colorants de blanchîment
FR874402A (fr) Perfectionnements aux colorants et aux produits photographiques les contenant
FR949227A (fr) émulsions photographiques perfectionnées
FR779716A (fr) Perfectionnements à la production d'épreuves photographiques diazotypes
FR836445A (fr) Films photographiques antistatiques
FR826929A (fr) Film photographique pelliculable
FR914841A (fr) Nouveaux colorants et leurs applications en photographie
FR949228A (fr) émulsions photographiques
FR836155A (fr) Colorants du type hydroxyalkylcyanine et émulsions photographiques contenant ces colorants
FR844866A (fr) Révélateurs photographiques
FR945149A (fr) émulsions photographiques
FR864266A (fr) Perfectionnements aux colorants pour sensibiliser les émulsions photographiques
FR847660A (fr) Colorants et émulsions photographiques contenant ces colorants
FR50775E (fr) émulsions photographiques
FR766043A (fr) Bains photographiques
FR49418E (fr) Colorants à base de thiazinocyanines et émulsions photographiques contenant ces colorants
FR865131A (fr) Perfectionnements aux colorants sensibilisateurs pour émulsions photographiques
FR826397A (fr) Perfectionnements aux émulsions photographiques
FR867410A (fr) émulsions photographiques
FR807002A (fr) Révélateurs photographiques
FR830745A (fr) Colorants à base de thiazinocyanines et émulsions photographiques contenant ces colorants
FR866741A (fr) Perfectionnements à la désensibilisation des émulsions photographiques
FR847801A (fr) Perfectionnements aux colorants du type cyanine et à la sensibilisation d'émulsions photographiques
FR804471A (fr) Révélateurs photographiques
FR864570A (fr) Perfectionnements à la préparation de colorants de type cyanine et émulsions photographiques contenant ces colorants