| 摘要 |
1,098,053. Photo-sensitive materials. GENERAL ANILINE & FILM CORPORATION. June 2, 1965 [June 8, 1964], No.23512/65. Heading G2C. A photo-sensitive material comprises a support coated with an aqueous dispersion of a graft copolymer of a N-vinyl lactam and an acrylic ester and then with a one- or two-component diazotype solution. The exemplified graft copolymer is N-vinyl pyrrolidone/methyl methacrylate which is coated on a paper support and then sensitized with an aqueous 1- or 2-component diazotype solution, which may contain allyl 2-hydroxyethyl thiourea. |
