GB513694A - Improvements in or relating to photographic film - Google Patents

Improvements in or relating to photographic film

Info

Publication number
GB513694A
GB513694A GB11237/38A GB1123738A GB513694A GB 513694 A GB513694 A GB 513694A GB 11237/38 A GB11237/38 A GB 11237/38A GB 1123738 A GB1123738 A GB 1123738A GB 513694 A GB513694 A GB 513694A
Authority
GB
United Kingdom
Prior art keywords
relating
photographic film
washed
group
cellulose
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
GB11237/38A
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 GB513694A publication Critical patent/GB513694A/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
    • G03C1/00—Photosensitive materials
    • G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
    • G03C1/91—Photosensitive materials characterised by the base or auxiliary layers characterised by subbing layers or subbing means
    • G03C1/93—Macromolecular substances therefor
    • 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
    • G03C1/00—Photosensitive materials
    • G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
    • G03C1/795—Photosensitive materials characterised by the base or auxiliary layers the base being of macromolecular substances

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Laminated Bodies (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polarising Elements (AREA)
  • Materials For Medical Uses (AREA)
  • Coating Of Shaped Articles Made Of Macromolecular Substances (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Polyethers (AREA)

Abstract

513,694. Cellulose derivatives. KODAK, Ltd. (Eastman Kodak Co.). April 12, 1938, No. 11237. Addition to 470,565, [Group XX]. {Class 2 (ii)] [Also in Group XX] Cellulose acetate is partially oxidized by treatment at 85 to 90‹F. for four hours with a solution of potassium permanganate acidified with sulphuric acid. The oxidized material is washed, bleached with sulphur dioxide, washed and dried. The oxidation of cellulose acetate propionate and of cellulose ethers is referred to.
GB11237/38A 1935-01-12 1938-04-12 Improvements in or relating to photographic film Expired GB513694A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US154735A 1935-01-12 1935-01-12
US27409A US2096675A (en) 1935-01-12 1935-06-19 Photographic film
US27916A US2096617A (en) 1935-01-12 1935-06-22 Manufacture of photographic film
US27915A US2096616A (en) 1935-01-12 1935-06-22 Manufacture of photographic film
US173020A US2135524A (en) 1935-01-12 1937-11-05 Subbing photographic film

Publications (1)

Publication Number Publication Date
GB513694A true GB513694A (en) 1939-10-19

Family

ID=27532919

Family Applications (5)

Application Number Title Priority Date Filing Date
GB1131/36A Expired GB470565A (en) 1935-01-12 1936-01-13 Improvements in and relating to photographic films
GB16911/36A Expired GB477153A (en) 1935-01-12 1936-06-17 Improvements in and relating to photographic films
GB16912/36A Expired GB478357A (en) 1935-01-12 1936-06-17 Improvements in and relating to photographic films
GB17353/36A Expired GB477289A (en) 1935-01-12 1936-06-22 Improvements in and relating to photographic films
GB11237/38A Expired GB513694A (en) 1935-01-12 1938-04-12 Improvements in or relating to photographic film

Family Applications Before (4)

Application Number Title Priority Date Filing Date
GB1131/36A Expired GB470565A (en) 1935-01-12 1936-01-13 Improvements in and relating to photographic films
GB16911/36A Expired GB477153A (en) 1935-01-12 1936-06-17 Improvements in and relating to photographic films
GB16912/36A Expired GB478357A (en) 1935-01-12 1936-06-17 Improvements in and relating to photographic films
GB17353/36A Expired GB477289A (en) 1935-01-12 1936-06-22 Improvements in and relating to photographic films

Country Status (5)

Country Link
US (4) US2096675A (en)
BE (2) BE413245A (en)
DE (3) DE711190C (en)
FR (3) FR800517A (en)
GB (5) GB470565A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE753825C (en) * 1940-12-25 1952-10-20 Schallband Syndikat A G Process for the production of tapes for mechanical sound recordings
US2632715A (en) * 1949-03-08 1953-03-24 Eastman Kodak Co Process of subbing cellulose ester sheet material and product thereof
BE513654A (en) * 1951-01-20
BE553003A (en) * 1951-03-17 1956-12-15 Mondiacolor S A Photomechanical process for preparing multicolored mosaic supports usable for photography and additive color cinematography and resulting products
US2670288A (en) * 1951-11-30 1954-02-23 Eastman Kodak Co Photographic tracing cloth
BE540225A (en) * 1954-08-20
DE1016871B (en) * 1955-03-05 1957-10-03 Theysohn & Heumach K G Method for gluing objects made of polyethylene
BE566602A (en) * 1957-04-15
US3054673A (en) * 1958-02-19 1962-09-18 Gen Aniline & Film Corp Non-curling film
BE604361A (en) * 1960-05-31 1900-01-01
BE611358A (en) * 1961-12-11
US4217408A (en) * 1970-10-07 1980-08-12 Fuji Photo Film Co., Ltd. Printing plate material

Also Published As

Publication number Publication date
GB478357A (en) 1938-01-17
DE697157C (en) 1940-10-09
DE711190C (en) 1941-09-26
GB470565A (en) 1937-08-13
US2135524A (en) 1938-11-08
FR800517A (en) 1936-07-07
DE713839C (en) 1941-11-17
US2096675A (en) 1937-10-19
US2096617A (en) 1937-10-19
GB477153A (en) 1937-12-17
FR49753E (en) 1939-07-13
BE416158A (en)
FR47560E (en) 1937-06-04
BE413245A (en) 1936-05-29
US2096616A (en) 1937-10-19
GB477289A (en) 1937-12-22

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