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    • 2. 发明申请
    • Method for processing a color reversal photographic film
    • 彩色反转摄影胶片的处理方法
    • US20050175337A1
    • 2005-08-11
    • US10496533
    • 2002-11-18
    • Didier MartinOlivier PonceletDanielle Wettling
    • Didier MartinOlivier PonceletDanielle Wettling
    • G03C5/50G03C7/30G03C7/44G03D5/00
    • G03C7/44G03C5/50G03C7/3046
    • The present invention relates to a method for processing a color reversal photographic film that enables the amount of silver and tin (II) ions present in the washing water to be reduced, in order to obtain effluents that can be discharged to the drains and satisfy the regulations in force. The method according to the invention comprises the mixing with stirring of the washing water with a composite material comprising a polymer matrix in the form of an imogolite gel in fiber form comprising at least, on the fiber surface, an organic radical having an —SH function or an —S(—CH2)n—S— radical, with n between 0 and 4; the settling of said mixture, and the recovery of a supernatant having greatly reduced quantities of silver and tin (II) ions, enabling direct discharge to the drains.
    • 本发明涉及一种加工彩色反转照相胶片的方法,该方法能够减少存在于洗涤水中的银和锡(II)离子的量,以便获得能够排出到排水管并满足 法规有效。 根据本发明的方法包括在混合搅拌洗涤水的复合材料中,所述复合材料包含纤维形式的聚硅氧烷凝胶形式的聚合物基质,至少在纤维表面上至少包含具有-SH官能团的有机基团 或-S(-CH 2)n -S-基,n在0和4之间; 所述混合物的沉降,以及大量减少量的银和锡(II)离子的上清液的回收,使得能够直接排放到排水管。