Vinyl acetal resin photographic coating

531,579. Resinous condensation products. KODAK, Ltd. July 26, 1939, No. 31764. Convention date, July 27, 1938. Drawings to Specification. [Class 2 (iii)] [Also in Group XX] Polyvinyl propionaldehyde acetal resin is prepared by adding to an aqueous solution of polyvinyl alcohol propionaldehyde and co...

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Bibliographische Detailangaben

1. Verfasser:	FORDYCE CHARLES R
Format:	Patent
Sprache:	eng
Schlagworte:	AUXILIARY PROCESSES IN PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR,STEREO-PHOTOGRAPHIC PROCESSES PHOTOGRAPHY PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES PHYSICS
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