ES260879A1 - Procedimiento para la obtenciën de material fotografico de una o varias capas de emulsiën - Google Patents

Procedimiento para la obtenciën de material fotografico de una o varias capas de emulsiën

Info

Publication number
ES260879A1
ES260879A1 ES0260879A ES260879A ES260879A1 ES 260879 A1 ES260879 A1 ES 260879A1 ES 0260879 A ES0260879 A ES 0260879A ES 260879 A ES260879 A ES 260879A ES 260879 A1 ES260879 A1 ES 260879A1
Authority
ES
Spain
Prior art keywords
dyes
vicinal
methyl
formula
residues
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
ES0260879A
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.)
Novartis AG
Original Assignee
Ciba Geigy 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 Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of ES260879A1 publication Critical patent/ES260879A1/es
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
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/02—Disazo dyes
    • C09B35/039—Disazo dyes characterised by the tetrazo component
    • C09B35/205—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of a diaryl- or triaryl- alkane or-alkene
    • C09B35/21—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of a diaryl- or triaryl- alkane or-alkene of diarylmethane or triarylmethane

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
  • Plural Heterocyclic Compounds (AREA)

Abstract

Procedimiento para la obtención de un material fotográfico de una o varias capas de emulsión, para el procedimiento de blanqueo del color argéntico, caracterizado por el hecho de tomar como elemento de partida por lo menos un colorante que corresponda a la fórmula: ***1 (Ver fórmula) En la que D y E representan radicales alifáticos que juntos presentan por lo menos 5 átomos de carbono, X e Y representan átomos de hidrógeno o substituyentes monovalentes o, estando contiguos X e Y, juntos el complemento de otro anillo, y L y M representan cada uno un radical de un ácido aminooxinaftelinsulfónico, radical unido al grupo azóico en posición vecina al grupo oxi.
ES0260879A 1959-09-09 1960-09-08 Procedimiento para la obtenciën de material fotografico de una o varias capas de emulsiën Expired ES260879A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH7800459A CH385017A (de) 1959-09-09 1959-09-09 Photographisches Ein- oder Mehrschichtenmaterial

Publications (1)

Publication Number Publication Date
ES260879A1 true ES260879A1 (es) 1961-03-01

Family

ID=4536131

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0260879A Expired ES260879A1 (es) 1959-09-09 1960-09-08 Procedimiento para la obtenciën de material fotografico de una o varias capas de emulsiën

Country Status (6)

Country Link
US (1) US3119811A (es)
CH (1) CH385017A (es)
DE (1) DE1104333B (es)
ES (1) ES260879A1 (es)
GB (1) GB907759A (es)
NL (1) NL255706A (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH524834A (de) * 1969-04-18 1972-06-30 Ciba Geigy Ag Photographisches lichtempfindliches Material
US3971749A (en) * 1974-03-26 1976-07-27 Hercules Incorporated Method of preparing small particles of polypropylene

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH89557A (de) * 1918-12-21 1921-06-01 Chem Ind Basel Verfahren zur Herstellung eines Diazotierungsfarbstoffes.
US1856217A (en) * 1929-09-17 1932-05-03 Gen Aniline Works Inc Wool azo dyestuffs and process of making same
US2286837A (en) * 1940-05-07 1942-06-16 Eastman Kodak Co Dye for color photography

Also Published As

Publication number Publication date
NL255706A (es)
US3119811A (en) 1964-01-28
GB907759A (en) 1962-10-10
DE1104333B (de) 1961-04-06
CH385017A (de) 1965-02-26

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