[go: up one dir, main page]

GB2019429B - Purification process - Google Patents

Purification process

Info

Publication number
GB2019429B
GB2019429B GB7907475A GB7907475A GB2019429B GB 2019429 B GB2019429 B GB 2019429B GB 7907475 A GB7907475 A GB 7907475A GB 7907475 A GB7907475 A GB 7907475A GB 2019429 B GB2019429 B GB 2019429B
Authority
GB
United Kingdom
Prior art keywords
purification process
purification
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
GB7907475A
Other versions
GB2019429A (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 Ltd
Original Assignee
Kodak Ltd
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 Ltd filed Critical Kodak Ltd
Publication of GB2019429A publication Critical patent/GB2019429A/en
Application granted granted Critical
Publication of GB2019429B publication Critical patent/GB2019429B/en
Expired legal-status Critical Current

Links

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
    • G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
    • G03C7/305—Substances liberating photographically active agents, e.g. development-inhibiting releasing couplers
    • G03C7/30541—Substances liberating photographically active agents, e.g. development-inhibiting releasing couplers characterised by the released group
    • G03C7/30547—Dyes
    • 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Color Printing (AREA)
GB7907475A 1978-03-02 1979-03-02 Purification process Expired GB2019429B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB837778 1978-03-02

Publications (2)

Publication Number Publication Date
GB2019429A GB2019429A (en) 1979-10-31
GB2019429B true GB2019429B (en) 1982-07-07

Family

ID=9851373

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7907475A Expired GB2019429B (en) 1978-03-02 1979-03-02 Purification process

Country Status (4)

Country Link
JP (1) JPS54124023A (en)
DE (1) DE2908144A1 (en)
FR (1) FR2418947A1 (en)
GB (1) GB2019429B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3580785D1 (en) * 1984-05-10 1991-01-17 Fuji Photo Film Co Ltd COLOR PHOTOGRAPHIC LIGHT SENSITIVE SILVER HALOGENIDE MATERIAL.

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3998637A (en) * 1974-07-10 1976-12-21 Eastman Kodak Company Process for producing positive color diffusion transfer images using redox dye releasers

Also Published As

Publication number Publication date
DE2908144A1 (en) 1979-09-20
JPS54124023A (en) 1979-09-26
FR2418947B1 (en) 1982-03-12
FR2418947A1 (en) 1979-09-28
GB2019429A (en) 1979-10-31

Similar Documents

Publication Publication Date Title
YU286179A (en) Process for the purification of proteins
ZA791727B (en) Chemical process
ZA794562B (en) Bio-surface separation process
ZA796151B (en) Shaping process
EP0006459A3 (en) Electroforming process
GB2019370B (en) Alkali regeneration process
PH19618A (en) Process for preparing -2-pyrrolidone
ZA7955B (en) Chemical process
GB2030369B (en) Process timers
JPS5515988A (en) Rutile purification
ZA805913B (en) Gas purification process
ZA79841B (en) Filtration process
ZA783253B (en) Purification process
ZA793727B (en) Purification process
ZA783281B (en) Algae process
ZA803063B (en) Process
JPS5550365A (en) Germmkilling process by ozone
ZA791640B (en) Catalytic process
ZA791781B (en) Process for the purification of olefines
DE2964156D1 (en) Process for water purification
JPS5547860A (en) Germmkilling process
GB2019429B (en) Purification process
GB2012270B (en) Crystallisation process
GB2013199B (en) Epichlorohydrin purification process
ZA793252B (en) Process for the purification of propylene

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee