发明名称 |
Subbing composition comprising treated gelatin-polyester-aziridine material for adhering photographic emulsion to polyester film base |
摘要 |
To improve adhesion of a hydrophilic photographic emulsion to a hydrophobic polyester film base the latter is pretreated by electrical discharge, flame or chemical treatment, and then given a sub-coating composed of an aqueous dispersion of gelatin, a water-soluble polyester, and a polyfunctional aziridine crosslinking agent, and this coating is then thermally cured.
|
申请公布号 |
US4181528(A) |
申请公布日期 |
1980.01.01 |
申请号 |
US19780887344 |
申请日期 |
1978.03.20 |
申请人 |
DU PONT DE NEMOURS, E I & |
发明人 |
PANKRATZ, RICHARD P;WORK, ROY A III |
分类号 |
G03C1/93;(IPC1-7):G03C1/04 |
主分类号 |
G03C1/93 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|