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公开(公告)号:US11286411B2
公开(公告)日:2022-03-29
申请号:US17036007
申请日:2020-09-29
发明人: Xiaohu Quan , Haiping Feng , Yihu Wang , Jianmin Chen , Yu Cao , Weizhi You , Junling Zhao , Jing Yang , Ang Li , Wei Quan
IPC分类号: C09K8/04
摘要: A synergist for a water-base drilling fluid and a preparation method therefor, a water-base drilling fluid and an application thereof, and belongs to the field of drilling fluid technologies. The synergist is prepared from raw materials comprising the following parts by weight: 15˜25 parts of sodium styrene sulfonate, 8˜15 parts of allyl trimethyl ammonium chloride, 2˜8 parts of didodecyldimethylammonium bromide, 1˜5 parts of n-octyl triethoxysilane, 1˜5 parts of propyltriethoxysilane, 1˜5 parts of disodium lauryl sulfosuccinate, 10˜20 parts of nano silica, 8˜15 parts of paraffin, and the like.