NL76311C - - Google Patents

Info

Publication number
NL76311C
NL76311C NL76311DA NL76311C NL 76311 C NL76311 C NL 76311C NL 76311D A NL76311D A NL 76311DA NL 76311 C NL76311 C NL 76311C
Authority
NL
Netherlands
Prior art keywords
aqueous
baths
treatment
saponification
solution
Prior art date
Application number
Other languages
English (en)
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 NL76311C publication Critical patent/NL76311C/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)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
NL76311D 1950-06-06 NL76311C (fr)

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
NL76311C true NL76311C (fr)

Family

ID=32303331

Family Applications (1)

Application Number Title Priority Date Filing Date
NL76311D NL76311C (fr) 1950-06-06

Country Status (5)

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

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 (fr) * 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
GB696103A (en) 1953-08-26
US2758943A (en) 1956-08-14
FR1045757A (fr) 1953-12-01
BE503729A (fr)

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