CN105293982B - 坍落度保持剂及其制备方法 - Google Patents
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CN105293982B true CN105293982B (zh) | 2018-04-24 |
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CN103896510B (zh) * | 2012-12-27 | 2016-12-28 | 辽宁奥克化学股份有限公司 | 具有高分散性和高保坍性的聚羧酸减水剂及其制备方法 |
CN104140503A (zh) * | 2014-07-30 | 2014-11-12 | 江西格雷斯科技股份有限公司 | 一种高减水高保坍型高性能聚羧酸减水剂的常温合成方法 |
CN104693377B (zh) * | 2015-03-30 | 2018-02-09 | 安康学院 | 一种聚羧酸减水剂的制备方法 |
CN104861122A (zh) * | 2015-04-22 | 2015-08-26 | 厦门路桥翔通建材科技有限公司 | 一种无热源早强型聚羧酸减水剂及其制备方法 |
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Address after: 100024 No. 1, East Lane, Chaoyang District, Beijing, Guanzhuang Patentee after: CHINA BUILDING MATERIALS ACADMEY Address before: 100024 No. 1, East Lane, Chaoyang District, Beijing, Guanzhuang Patentee before: CHINA BUILDING MATERIALS ACADEMY |
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Effective date of registration: 20211215 Address after: 100024 No. 1, East Lane, Chaoyang District, Beijing, Guanzhuang Patentee after: Zhongyanyi Technology Co.,Ltd. Address before: 100024 No. 1, East Lane, Chaoyang District, Beijing, Guanzhuang Patentee before: CHINA BUILDING MATERIALS ACADMEY |