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Inventor:

赵剑曦 (赵剑曦.) [1] (Scholars:赵剑曦) | 孙小祥 (孙小祥.) [2]

Indexed by:

incoPat

Abstract:

本发明公开了一种测定胶体电解液胶凝时间的方法,利用气相二氧化硅胶粒在硫酸水溶液经布朗运动而彼此接触,使胶粒表面高活性的硅羟基相互间形成氢键,最终形成三维网状的强触变性凝胶,此过程的变化会直观地表现在溶液的粘度上,由此可通过测定粘度的变化来确定胶凝时间。该方法采用流变仪对胶体电解液施加一个小的剪切速率,并记录不同时间下胶体电解液的粘度,通过绘制胶体电解液粘度随时间变化的曲线,确定粘度突然上升的临界时间点即为胶凝时间。本方法操作简便快捷、精确度和灵敏度高,临界点清晰,易于判断。

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Patent Info :

Type: 发明授权

Patent No.: CN201410234831.5

Filing Date: 2014/5/29

Publication Date: 2016/3/30

Pub. No.: CN103969157B

公开国别: CN

Applicants: 福州大学

Legal Status: 未缴年费

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 2

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