首页>
外国专利>
AID FOR THE IMPROVEMENT OF RETENTION, WATER AND PROCESSING, SPECIFIC FOR THE PROMOTION OF PAPERS
AID FOR THE IMPROVEMENT OF RETENTION, WATER AND PROCESSING, SPECIFIC FOR THE PROMOTION OF PAPERS
展开▼
机译:改善滞留,水和加工,特别是促进纸张的援助
展开▼
页面导航
摘要
著录项
相似文献
摘要
Auxiliary agent for improving the retention of flushable solids, the drainage of suspensions and the rapid treatment of industrial waters, effluents and sludges, especially in paper making which comprises the crosslinking of an intermediate product A with another intermediate product B in the presence of an polyfunctional compound to form the auxiliary agent C, wherein the intermediate product A comprises polyamines which contain quaternary nitrogen and which are formed by the action of polyvalent and/or monovalent amines on the reaction products of the secondary amine hydrochlorides with epichlorohydrin and wherein the intermediate product B comprises basic-polyamino-amides.
展开▼