FR2273304B1 - - Google Patents

Info

Publication number: FR2273304B1
Authority: FR; France
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

FR7503350A

Other languages

Other versions

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.)

Eastman Kodak Co

Original Assignee

Eastman Kodak Co

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.)

1974-02-05

Filing date

1975-02-04

Publication date

1978-03-17

1974-02-05 Priority claimed from US05/439,787 external-priority patent/US3932380A/en

1974-02-05 Priority claimed from US05/439,809 external-priority patent/US3954476A/en

1975-02-04 Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co

1975-12-26 Publication of FR2273304A1 publication Critical patent/FR2273304A1/fr

1978-03-17 Application granted granted Critical

1978-03-17 Publication of FR2273304B1 publication Critical patent/FR2273304B1/fr

Status Expired legal-status Critical Current

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
- G03C8/00—Diffusion transfer processes or agents therefor; Photosensitive materials for such processes
- G03C8/02—Photosensitive materials characterised by the image-forming section
- G03C8/08—Photosensitive materials characterised by the image-forming section the substances transferred by diffusion consisting of organic compounds
- G03C8/10—Photosensitive materials characterised by the image-forming section the substances transferred by diffusion consisting of organic compounds of dyes or their precursors
- G03C8/12—Photosensitive materials characterised by the image-forming section the substances transferred by diffusion consisting of organic compounds of dyes or their precursors characterised by the releasing mechanism
- G03C8/14—Oxidation of the chromogenic substances
- G03C8/16—Oxidation of the chromogenic substances initially diffusible in alkaline environment
- G03C8/18—Dye developers
- 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
- G03C8/00—Diffusion transfer processes or agents therefor; Photosensitive materials for such processes
- G03C8/02—Photosensitive materials characterised by the image-forming section
- G03C8/08—Photosensitive materials characterised by the image-forming section the substances transferred by diffusion consisting of organic compounds
- G03C8/10—Photosensitive materials characterised by the image-forming section the substances transferred by diffusion consisting of organic compounds of dyes or their precursors

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Plural Heterocyclic Compounds (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

FR7503350A 1974-02-05 1975-02-04 Expired FR2273304B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US05/439,787 US3932380A (en)	1974-02-05	1974-02-05	Magenta image-providing phenylazo-naphthyl dyes
US05/439,809 US3954476A (en)	1974-02-05	1974-02-05	Diffusable dye-releasing compounds which are cleavable upon oxidation

Publications (2)

Publication Number	Publication Date
FR2273304A1 FR2273304A1 (en)	1975-12-26
FR2273304B1 true FR2273304B1 (en)	1978-03-17

Family

ID=27032168

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7503350A Expired FR2273304B1 (en)	1974-02-05	1975-02-04

Country Status (4)

Country	Link
CH (1)	CH616248A5 (en)
FR (1)	FR2273304B1 (en)
GB (1)	GB1490248A (en)
NL (1)	NL178911C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0284130B1 (en) *	1987-03-19	1991-06-26	Agfa-Gevaert N.V.	Organic compounds for use in a dye diffusion transfer process and photographic elements incorporating them

1975
- 1975-01-30 GB GB411275A patent/GB1490248A/en not_active Expired
- 1975-02-04 FR FR7503350A patent/FR2273304B1/fr not_active Expired
- 1975-02-04 CH CH133475A patent/CH616248A5/en not_active IP Right Cessation
- 1975-02-05 NL NL7501348A patent/NL178911C/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
CH616248A5 (en)	1980-03-14
GB1490248A (en)	1977-10-26
AU7786175A (en)	1976-08-05
NL178911B (en)	1986-01-02
NL178911C (en)	1986-06-02
NL7501348A (en)	1975-08-07
FR2273304A1 (en)	1975-12-26

Publication	Publication Date	Title
FR2266740B3 (en)	1977-12-16
JPS50115528A (en)	1975-09-10
FR2265686A1 (en)	1975-10-24
FR2268349B1 (en)	1979-08-24
FR2282904B1 (en)	1980-05-30
FR2268565B2 (en)	1976-10-15
FI751460A (en)	1975-12-22
FR2294424B1 (en)	1979-04-06
FR2268488B3 (en)	1977-03-04
FR2263712A1 (en)	1975-10-10
FR2277418B1 (en)	1977-03-11
FR2260818B1 (en)	1979-06-08
FR2271074A1 (en)	1975-12-12
FR2273304B1 (en)	1978-03-17
BG21717A1 (en)	1976-09-20
BG22329A1 (en)	1977-02-20
BG22234A1 (en)	1977-02-20
BG22113A1 (en)	1977-02-20
BG22015A1 (en)	1976-11-25
BG21479A1 (en)	1976-07-20
BG22001A1 (en)	1976-11-25
CH593474A5 (en)	1977-11-30
CH606682A5 (en)	1978-11-15
BG21810A1 (en)	1976-09-20
BG21769A1 (en)	1976-09-20

Legal Events

Date	Code	Title	Description
1990-12-28	ST	Notification of lapse