BE438883A - - Google Patents

Info

Publication number
BE438883A
BE438883A BE438883DA BE438883A BE 438883 A BE438883 A BE 438883A BE 438883D A BE438883D A BE 438883DA BE 438883 A BE438883 A BE 438883A
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 BE438883A publication Critical patent/BE438883A/xx

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
    • G03C7/32—Colour coupling substances
    • G03C7/327—Macromolecular coupling substances

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
BE438883D 1939-05-09 BE438883A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEI0064551 1939-05-09

Publications (1)

Publication Number Publication Date
BE438883A true BE438883A (en:Method)

Family

ID=7196149

Family Applications (1)

Application Number Title Priority Date Filing Date
BE438883D BE438883A (en:Method) 1939-05-09

Country Status (5)

Country Link
US (1) US2320422A (en:Method)
BE (1) BE438883A (en:Method)
CH (1) CH225573A (en:Method)
FR (1) FR870795A (en:Method)
NL (1) NL56774C (en:Method)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2476987A (en) * 1949-07-26 S-acyloxy pyrazqles and method foe
US2415381A (en) * 1944-03-31 1947-02-04 Du Pont Hydrophilic colloid color formers and photographic elements containing the same
US2423460A (en) * 1944-03-31 1947-07-08 Du Pont Photographic elements containing polyamide dye intermediate layers
US2415382A (en) * 1944-03-31 1947-02-04 Du Pont Photographic elements including hydrophilic color formers
US2422680A (en) * 1944-06-01 1947-06-24 Du Pont Process for preparing hydrophilic color-former silver halide dispersions
US2576820A (en) * 1944-11-03 1951-11-27 Gen Aniline & Film Corp Reversible gel composition comprising polyvinyl alcohol and method of preparation
US2481476A (en) * 1945-03-02 1949-09-06 Du Pont Color yielding photographic elements
US2576850A (en) * 1945-04-26 1951-11-27 Du Pont Gelling of polymeric compounds
US2567750A (en) * 1945-10-25 1951-09-11 Du Pont Light sensitive elements for color photography
US2476988A (en) * 1946-07-08 1949-07-26 Du Pont 5-acyloxypyrazole amidoacetals
US2551133A (en) * 1946-08-29 1951-05-01 Du Pont Photographic light-sensitive diazo element
US2577041A (en) * 1948-04-10 1951-12-04 Ind Res Inst Of The University Reaction products of (a) copolymers of maleic anhydride and monovinyl compounds and (b) chlorophenols or nitrophenols
US2680731A (en) * 1950-07-05 1954-06-08 Du Pont Acetals containing a cyanoacetyl group
US2680730A (en) * 1950-07-05 1954-06-08 Du Pont Acetals of polyhydric alcohols
US2680732A (en) * 1950-10-31 1954-06-08 Du Pont Acetals containing a cyanoacetyl group
US2739059A (en) * 1952-08-12 1956-03-20 Eastman Kodak Co Modification of hydroxyl containing polyvinyl resin treated with an amino acetal as a silver halide binder

Also Published As

Publication number Publication date
US2320422A (en) 1943-06-01
CH225573A (de) 1943-02-15
NL56774C (en:Method)
FR870795A (fr) 1942-03-24

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