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双氰胺-甲醛聚合物的制备及应用
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摘要: 双氰胺甲醛缩聚物在我国主要用做印染工业用固色剂、丁苯橡胶生产过程中的乳液凝聚剂及工业废水处理用脱色絮凝剂。在此综述了它的反应过程,产物结构及特性,国内外发展历史、现状以及此产品在市场、研究及评价中存在的问题。并在降低成本、提高产品性能以及与其他絮凝剂联用等方面作探讨。 关键字: 双氰胺 甲醛 絮凝剂 Abstract: Abstract:Dicyandiamine一formaldehyde condensation product is generally used in our country as fixing agent in textile dyeing process, coagulating agent in SBR rubber latex and decolouration flocculant in industrial dyeing wastewater. The main purpose of this article is to introduce in detail the reaction course, structure and specific characteristic of this
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