abstract |
PHOTOGRAPHIC FILMS, PLATES AND PAPERS HAVING A SELFADHERENT COATING OF A WATER-INSOLUBLE, IONIZABLE PARTIAL SALT OF COLLAGEN DEPOSITED THEREON FROM A DISPERSION OF THE SALT CONTAINING PHOTOSENSITIVE SUBSTANCES. COLLAGEN CROSS-LINKING AGENTS MAY BE INCLUDED IN THE COATING COMPOSITIONS SO AS TO ENHANCE THE PHYSICAL PROPERTIES OF THE COATINGS. |