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Abstract:
一种提高镍渣活性指数的外加剂,属于外加剂技术领域。发明技术特征在于所述外加剂主要是由羟基乙叉二膦酸、氨基三甲叉膦酸、N 甲基二乙醇胺、乙二胺四异丙醇和水组成。所述外加剂中具有极强螯合作用的有机膦酸通过鳌合作用,促进镍渣表层致密矿物组分的溶解,再次,镍渣在多元醇胺的持续螯合作用下,矿物组分的溶解速度持续增加,从而能提高镍渣的水化速率,达到提高各龄期镍渣活性指数的作用。所述外加剂掺加量为镍渣重量的0.03% 0.12%,7天活性指数与28天活性指数能提高13% 18%。
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Patent Info :
Type: 发明授权
Patent No.: CN201510159545.1
Filing Date: 2015-04-05
Publication Date: 2016-11-09
Pub. No.: CN104844039B
Applicants: 北京工业大学
Legal Status: 授权
Cited Count:
WoS CC Cited Count: 0
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ESI Highly Cited Papers on the List: 0 Unfold All
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Chinese Cited Count:
30 Days PV: 7
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