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荧光增自剂CBS(C.I.荧光增白剂351)的国外商品名有Uvirex CBS、Tinopal ATX-S、BLS-X等。化学名称4,4′-双(2-二磺酸苯乙烯基)联苯,属于耐漂白型的荧光增白剂,大量用于合成洗衣粉,在洗衣粉中加入量为0.1%～0.3%,它的加入将显著提高洗衣粉的外观白度,增加被洗涤物的白度,改善洗涤效果。国外生产情况荧光增白剂CBS是原瑞士汽巴-嘉基(现汽巴精化)公司在60年代末期开
Fluorescence Enhancer CBS (C.I. Fluorescent Whitening Agent 351) has Uvirex CBS, Tinopal ATX-S, BLS-X and other foreign trade names. The chemical name 4,4′-bis(2-disulfonic acid styryl) biphenyl belongs to bleach-resistant fluorescent whitening agents and is used in a large number of synthetic detergent powders. The amount of detergent added is 0.1% to 0.3%. , Its addition will significantly improve the appearance of washing powder whiteness, increase the whiteness of the laundry, improve the washing effect. The production condition of foreign fluorescent whitening agent CBS is the original Swiss Ciba-Gajki (Ciba Specialty Chemicals) company opened in the late 1960s.