GB1164641A - Photographic Process - Google Patents

Photographic Process

Info

Publication number
GB1164641A
GB1164641A GB40898/66A GB4089866A GB1164641A GB 1164641 A GB1164641 A GB 1164641A GB 40898/66 A GB40898/66 A GB 40898/66A GB 4089866 A GB4089866 A GB 4089866A GB 1164641 A GB1164641 A GB 1164641A
Authority
GB
United Kingdom
Prior art keywords
solution
dried
silver
silver halide
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
GB40898/66A
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.)
Polaroid Corp
International Polaroid Corp
Original Assignee
Polaroid Corp
International Polaroid Corp
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 Polaroid Corp, International Polaroid Corp filed Critical Polaroid Corp
Publication of GB1164641A publication Critical patent/GB1164641A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C11/00Auxiliary processes in photography
    • G03C11/08Varnishing, e.g. application of protective layers on finished photographic prints

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Paints Or Removers (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)

Abstract

1,164,641. Photographic finishing. INTERNATIONAL POLAROID CORP. Sept. 13, 1966 [Sept. 15, 1965], No.40898/66. Heading G2C. A diffusion transfer photographic silver print containing a residue of the reagents with which it has been processed is surface treated with a solution comprising a film-forming polymer having acid-function groups, e.g. carboxylic acid or anhydride, and sufficient of a volatile base, e.g. ammonia, for the PH to be at least 8, and the surface is dried to form a thin layer of the dried solution thereon. The polymer may be cellulose acetate hydrogen phthalate, a copolymer of ethylene and maleic anhydride or a phthaldehydric acid substituted partial acetal of polyvinyl alcohol. The solution may also contain water, a watermiscible alcohol or ketone, zinc acetate or oxide, hydrolyzed gelatine, a hydantoin formaldehyde condensation polymer. In the example the photographic silver transfer images were prepared by exposing photo-sensitive silver halide elements to a step-wedge, and developing with an aq. solution of silver halide developer, silver halide solvent and an alkali; and the silver images were then swabbed with an absorbent applicator with the above solution and dried.
GB40898/66A 1965-09-15 1966-09-13 Photographic Process Expired GB1164641A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US48759765A 1965-09-15 1965-09-15
US48757865A 1965-09-15 1965-09-15
US48759665A 1965-09-15 1965-09-15

Publications (1)

Publication Number Publication Date
GB1164641A true GB1164641A (en) 1969-09-17

Family

ID=27413766

Family Applications (2)

Application Number Title Priority Date Filing Date
GB05582/69A Expired GB1164642A (en) 1965-09-15 1966-09-13 Composition for use in a Photographic Process
GB40898/66A Expired GB1164641A (en) 1965-09-15 1966-09-13 Photographic Process

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB05582/69A Expired GB1164642A (en) 1965-09-15 1966-09-13 Composition for use in a Photographic Process

Country Status (5)

Country Link
US (3) US3533789A (en)
BE (1) BE686815A (en)
DE (1) DE1572008C3 (en)
GB (2) GB1164642A (en)
NL (1) NL6612967A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE794397A (en) * 1972-01-24 1973-07-23 Du Pont PHOTOGRAPHIC ACTIVATION BATHS

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB496049A (en) * 1937-04-19 1938-11-21 Ig Farbenindustrie Ag Improved manufacture of light-sensitive photographic preparations
US2759825A (en) * 1948-02-12 1956-08-21 Polaroid Corp Photographic image transfer process
NL188748B (en) * 1953-07-01 Oxirane Corp PROCESS FOR PREPARING ISOBUTENE.
US2794740A (en) * 1954-02-24 1957-06-04 Polaroid Corp Methods for washing and protecting photographic silver images
US2855298A (en) * 1954-02-24 1958-10-07 Polaroid Corp Methods for washing and protecting photographic silver images
NL195131A (en) * 1954-02-26
US2830900A (en) * 1956-10-04 1958-04-15 Polaroid Corp Process of washing and protecting photographic silver images, and photographic products thereof
US2956877A (en) * 1956-10-04 1960-10-18 Polaroid Corp Process of washing and protecting photographic silver images, and photographic products thereof
US2979477A (en) * 1958-05-08 1961-04-11 Polaroid Corp Composition comprising a vinylpyridine polymer and a hydantoin formaldehyde condensation polymer
NL107219C (en) * 1959-09-24
US3325283A (en) * 1964-01-16 1967-06-13 Polaroid Corp Photographic diffusion transfer products and processes employing image receiving elements containing a layer of polyvinyl pyrrolidone and polyvinyl hydrogen phthalate

Also Published As

Publication number Publication date
US3529962A (en) 1970-09-22
US3533790A (en) 1970-10-13
DE1572008A1 (en) 1970-02-19
DE1572008C3 (en) 1979-08-23
NL6612967A (en) 1967-03-16
GB1164642A (en) 1969-09-17
US3533789A (en) 1970-10-13
BE686815A (en) 1967-03-13
DE1572008B2 (en) 1978-12-14

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE Patent expired