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公开(公告)号:US4327998A
公开(公告)日:1982-05-04
申请号:US245286
申请日:1981-03-19
CPC分类号: C09B67/0094 , C09B67/0003 , C09B67/0095 , D06L3/1264
摘要: This invention relates to the preparation of low foam generating and/or low dusting dyestuff or fluorescent whitening agent formulations by continuous introduction of defoaming and/or dedusting agents into the feed stream carrying the aqueous dyestuff or fluorescent whitening agent preparation to a drying apparatus.
摘要翻译: 本发明涉及通过将携带水性染料或荧光增白剂制剂的进料流连续引入干燥装置来制备低泡沫产生剂和/或低粉尘染料或荧光增白剂制剂。