发明公开
EP0192465A2 Photographic elements containing chalcogenazolium polymethine dyes (case A) 失效
硫族元素 - 聚甲基丙烯酸酯

Photographic elements containing chalcogenazolium polymethine dyes (case A)
摘要:
Photographic elements containing polymethine dyes which contain a tellurazolium nucleus which is substituted at its 2-position with a methine chain which is in turn substituted at its β position with a dye property modifier.
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