CH343231A - Color photographic process - Google Patents

Color photographic process

Info

Publication number: CH343231A
Authority: CH; Switzerland
Prior art keywords: color photographic; photographic process; color; photographic
Prior art date: 1955-02-01

Application number

Other languages

German (de)

Inventor

Ernst Dr Keller

Peter Dr Hindermann

Jean-Pierre Dr Jung

Original Assignee

Geigy Ag J R

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.)

1955-02-01

Filing date

1956-01-13

Publication date

1959-12-15

1956-01-13 Application filed by Geigy Ag J R filed Critical Geigy Ag J R

1959-12-15 Publication of CH343231A publication Critical patent/CH343231A/en

Classifications

- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
- G03C7/28—Silver dye bleach processes; Materials therefor; Preparing or processing such materials
- G03C7/29—Azo dyes therefor
- 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
- C09B29/00—Monoazo dyes prepared by diazotising and coupling
- C09B29/24—Monoazo dyes prepared by diazotising and coupling from coupling components containing both hydroxyl and amino directing groups
- C09B29/28—Amino naphthols
- C09B29/30—Amino naphtholsulfonic acid
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
- G03C7/28—Silver dye bleach processes; Materials therefor; Preparing or processing such materials

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Silver Salt Photography Or Processing Solution Therefor (AREA)
Inks, Pencil-Leads, Or Crayons (AREA)
Coloring (AREA)

CH343231D 1955-02-01 1956-01-13 Color photographic process CH343231A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB298755A GB779615A (en)	1955-02-01	1955-02-01	Improvements in or relating to colour photography

Publications (1)

Publication Number	Publication Date
CH343231A true CH343231A (en)	1959-12-15

Family

ID=9749778

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH343231D CH343231A (en)	1955-02-01	1956-01-13	Color photographic process

Country Status (4)

Country	Link
CH (1)	CH343231A (en)
DE (1)	DE962663C (en)
FR (1)	FR1148534A (en)
GB (1)	GB779615A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP1219682A1 (en) *	2000-12-21	2002-07-03	ILFORD Imaging Switzerland GmbH	Monoazo dyestuffs, their preparation and use

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE591759A (en) *	1959-06-12
BE605768A (en) *	1960-07-06
NL136530C (en) *	1960-07-22
US4080322A (en) *	1971-11-24	1978-03-21	Sandoz Ltd.	1-Hydroxy-2-arylazo-8-hydrocarbyloxycarbonylaminonaphthalenedisulfonic acids

1955
- 1955-02-01 GB GB298755A patent/GB779615A/en not_active Expired
1956
- 1956-01-13 CH CH343231D patent/CH343231A/en unknown
- 1956-01-31 FR FR1148534D patent/FR1148534A/en not_active Expired
- 1956-02-01 DE DEG18895A patent/DE962663C/en not_active Expired

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP1219682A1 (en) *	2000-12-21	2002-07-03	ILFORD Imaging Switzerland GmbH	Monoazo dyestuffs, their preparation and use
US6709502B2 (en)	2000-12-21	2004-03-23	Ilford Imaging Switzerland Gmbh	Monoazo dyes and their preparation and use

Also Published As

Publication number	Publication date
FR1148534A (en)	1957-12-11
DE962663C (en)	1957-04-25
GB779615A (en)	1957-07-24

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