发明申请
US20150307770A1 CLEAN FRACTURING FLUID THICKENER OF MULTI-BLOCK ASSOCIATIVE COPOLYMER (APCF) AND METHOD PREPARING THEREOF
审中-公开
多嵌段共聚物(APCF)的清洁液体加稠剂及其制备方法
- 专利标题: CLEAN FRACTURING FLUID THICKENER OF MULTI-BLOCK ASSOCIATIVE COPOLYMER (APCF) AND METHOD PREPARING THEREOF
- 专利标题(中): 多嵌段共聚物(APCF)的清洁液体加稠剂及其制备方法
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申请号: US14259407申请日: 2014-04-23
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公开(公告)号: US20150307770A1公开(公告)日: 2015-10-29
- 发明人: Yan Zheng , Yujian Luo , Xiaodan Bai
- 申请人: Yan Zheng , Yujian Luo , Xiaodan Bai
- 主分类号: C09K8/62
- IPC分类号: C09K8/62 ; C08F228/02 ; C08F220/56
摘要:
The present invention relates to a Clean Fracturing Fluid Thickener of Multi-block Associative Copolymer (APCF) and a method preparing thereof. Said Copolymer has evaluating indicators as: (1), the viscosity of its 0.3% water solution at 20° C.≧30 mPa·s; (2), the viscosity of said solution after gel breaking≦5 mPa·s; and, (3) a static sand-suspending time of said solution≧10 min.
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