GB641368A - Improvements in or relating to photographic elements - Google Patents

Improvements in or relating to photographic elements

Info

Publication number
GB641368A
GB641368A GB31373/47A GB3137347A GB641368A GB 641368 A GB641368 A GB 641368A GB 31373/47 A GB31373/47 A GB 31373/47A GB 3137347 A GB3137347 A GB 3137347A GB 641368 A GB641368 A GB 641368A
Authority
GB
United Kingdom
Prior art keywords
relating
photographic elements
photographic
elements
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
GB31373/47A
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of GB641368A publication Critical patent/GB641368A/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
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/04—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with macromolecular additives; with layer-forming substances
    • G03C1/053—Polymers obtained by reactions involving only carbon-to-carbon unsaturated bonds, e.g. vinyl polymers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Laminated Bodies (AREA)
  • Colloid Chemistry (AREA)
GB31373/47A 1946-11-27 1947-11-26 Improvements in or relating to photographic elements Expired GB641368A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US712721A US2534326A (en) 1946-11-27 1946-11-27 Process of manufacturing photographic elements

Publications (1)

Publication Number Publication Date
GB641368A true GB641368A (en) 1950-08-09

Family

ID=24863274

Family Applications (1)

Application Number Title Priority Date Filing Date
GB31373/47A Expired GB641368A (en) 1946-11-27 1947-11-26 Improvements in or relating to photographic elements

Country Status (2)

Country Link
US (1) US2534326A (en)
GB (1) GB641368A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE513652A (en) * 1950-03-22 1900-01-01
USRE24554E (en) * 1951-02-02 1958-10-21 Heat-sensitive copying-paper
GB702294A (en) * 1951-09-11 1954-01-13 Ozalid Co Ltd Photographic diazotype layers
US2731347A (en) * 1951-10-20 1956-01-17 Du Pont Photographic emulsions containing fluorine substituted ethylene polymers as delustering agents
US2725305A (en) * 1952-01-02 1955-11-29 Eastman Kodak Co Hardening gelatin emulsions and gelatin solutions
US2734825A (en) * 1953-06-16 1956-02-14 morgan
US3038870A (en) * 1956-12-27 1962-06-12 Du Pont Process of preparing and extruding an aqueous gel of polytetrafluoroethylene
US3224902A (en) * 1961-09-07 1965-12-21 Mc Graw Edison Co Thermally stabilized cellulose materials

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2251296A (en) * 1938-06-01 1941-08-05 Du Pont Paper product
US2249538A (en) * 1939-02-14 1941-07-15 Eastman Kodak Co Reversible gel compositions of polyvinyl alcohol and substituted hydroxy aromatic compounds and their preparation
FR961819A (en) * 1943-09-11 1950-05-23
US2397866A (en) * 1944-03-31 1946-04-02 Du Pont Photographic elements
NL62350C (en) * 1945-02-13

Also Published As

Publication number Publication date
US2534326A (en) 1950-12-19

Similar Documents

Publication Publication Date Title
GB641368A (en) Improvements in or relating to photographic elements
GB607156A (en) Improvements in or relating to toy-or miniature vehicles
GB608736A (en) Improvements in or relating to darts
GB607155A (en) Improvements in or relating to toys
GB605652A (en) Improvements relating to model-construction sets
GB612757A (en) Improvements relating to optical objectives
GB607464A (en) Improvements in or relating to dolls
GB606406A (en) Improvements in or relating to games
GB608315A (en) Improvements in or relating to swimming dolls
GB649107A (en) Improvements in or relating to photographic cameras
GB643411A (en) Improvements in or relating to photographic developers
GB616023A (en) Improvements in or relating to roundabouts
GB606542A (en) Improvements in or relating to book-binding
IE17517L (en) Improvements in or relating to cloches
GB645282A (en) Improvements in or relating to try-squares
GB648771A (en) Improvements in or relating to photographic cameras
GB610679A (en) Improvements relating to photograph and like frames
GB649509A (en) Improvements in or relating to optical objectives
GB610773A (en) Improvements in or relating to blotting devices
GB646942A (en) Improvements in or relating to photographic contact-printing apparatus
GB646567A (en) Improvements in photographic devices
GB609629A (en) Improvements in or relating to paper-filing apparatus
AU134083B2 (en) Improvements in or relating to photography
AU134620B2 (en) Improvements in or relating to photography
AU135278B2 (en) Improvements in or relating to cloches