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Author:

郝瑞霞 (郝瑞霞.) | 王润众 (王润众.) | 王建超 (王建超.) | 赵文莉 (赵文莉.) | 任晓克 (任晓克.) | 徐鹏程 (徐鹏程.) | 徐忠强 (徐忠强.) | 张娅 (张娅.)

Indexed by:

incoPat zhihuiya

Abstract:

一种以淀粉和聚乙烯醇为基材的缓释碳源滤料的制备方法,适用于低碳氮比原水反硝化生物脱氮的碳源一次性投加,属于水处理技术领域。本发明滤料制备方法的步骤为:(1)将醋酸酯淀粉、乳化剂和聚乙烯醇,于热水中共混均匀,冷冻切割成型,并烘干成固体粒块,作为内部碳源待用;(2)将普通玉米淀粉、乳化剂和聚乙烯醇,于热水中共混均匀,添加硫磺粉和内部碳源粒块,对内部碳源进行二次包裹,并注入模具中冷冻成型;(3)将包裹成型后的碳源滤料投入硼酸溶液中浸泡,进行表层交联,而后烘干,冲洗备用。制得的缓释碳源滤料,满足一定的机械强度、释碳速率、碳源品质和使用周期长的要求,为微生物反硝化提供稳定的碳源和生长代谢的场所。

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Patent Info :

Type: 发明授权

Patent No.: CN201410133395.2

Filing Date: 2014-04-03

Publication Date: 2015-08-05

Pub. No.: CN103964565B

Applicants: 北京工业大学

Legal Status: 未缴年费

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 15

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