BE503729A - - Google Patents

Info

Publication number
BE503729A
BE503729A BE503729DA BE503729A BE 503729 A BE503729 A BE 503729A BE 503729D A BE503729D A BE 503729DA BE 503729 A BE503729 A BE 503729A
Authority
BE
Belgium
Application number
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.)
Publication of BE503729A publication Critical patent/BE503729A/xx
Priority claimed from US230245A external-priority patent/US2704262A/en

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
    • G03C1/795—Photosensitive materials characterised by the base or auxiliary layers the base being of macromolecular substances
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B3/00—Preparation of cellulose esters of organic acids
    • C08B3/22—Post-esterification treatments, including purification
    • C08B3/24—Hydrolysis or ripening
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/2495—Thickness [relative or absolute]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Biochemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
BE503729D 1950-06-06 BE503729A (enrdf_load_html_response)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NL696103X 1950-06-06
US230245A US2704262A (en) 1950-06-06 1951-06-06 Method of superficially saponifying a cellulose ester film
US481714A US2758943A (en) 1950-06-06 1955-01-13 Process of superficially saponifying a strip of cellulose ester

Publications (1)

Publication Number Publication Date
BE503729A true BE503729A (enrdf_load_html_response)

Family

ID=32303331

Family Applications (1)

Application Number Title Priority Date Filing Date
BE503729D BE503729A (enrdf_load_html_response) 1950-06-06

Country Status (5)

Country Link
US (1) US2758943A (enrdf_load_html_response)
BE (1) BE503729A (enrdf_load_html_response)
FR (1) FR1045757A (enrdf_load_html_response)
GB (1) GB696103A (enrdf_load_html_response)
NL (1) NL76311C (enrdf_load_html_response)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3078178A (en) * 1960-03-02 1963-02-19 Polaroid Corp Method of hydrolizing and polishing surface of cellulose ester substrate and photographic product produced therefrom
JPS5028254B1 (enrdf_load_html_response) * 1971-03-26 1975-09-13
TW200835597A (en) * 2006-10-30 2008-09-01 Lofo High Tech Film Gmbh Plasticizer for protective films

Also Published As

Publication number Publication date
FR1045757A (fr) 1953-12-01
GB696103A (en) 1953-08-26
NL76311C (enrdf_load_html_response)
US2758943A (en) 1956-08-14

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