CN101585893B - 超低分子量聚乙烯基吡咯烷酮的制备方法 - Google Patents
超低分子量聚乙烯基吡咯烷酮的制备方法 Download PDFInfo
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CN101585893B true CN101585893B (zh) | 2012-02-22 |
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Families Citing this family (6)
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CN102633925B (zh) * | 2012-05-16 | 2013-11-27 | 上海宇昂水性新材料科技股份有限公司 | 低残单低分子量均聚n-乙烯基丁内酰胺的合成方法 |
CN102643376B (zh) * | 2012-05-16 | 2013-12-11 | 上海宇昂水性新材料科技股份有限公司 | 超低分子量超低残单乙烯基丁内酰胺的合成方法 |
CN105294901A (zh) * | 2015-11-29 | 2016-02-03 | 贵州省欣紫鸿药用辅料有限公司 | 一种聚维酮k30的制备方法 |
CN106512755B (zh) * | 2016-10-11 | 2019-12-13 | 新疆蓝山屯河能源有限公司 | 窄化分子量超滤膜及其制备方法和窄化ptmeg分子量的方法和应用 |
CN106552516B (zh) * | 2016-10-11 | 2019-07-23 | 新疆蓝山屯河能源有限公司 | 纯化分子量超滤膜及其制备方法和窄化ptmeg分子量的方法和应用 |
CN109021260A (zh) * | 2018-07-28 | 2018-12-18 | 博爱新开源医疗科技集团股份有限公司 | 一种高k值聚合物溶液的干燥方法和聚合物粉末 |
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US2335454A (en) * | 1939-08-02 | 1943-11-30 | Schuster Curt | Polymerization of n-vinyl lactams |
US4053696A (en) * | 1974-11-30 | 1977-10-11 | Basf Aktiengesellschaft | Manufacture of vinylpyrrolidone polymers |
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US2335454A (en) * | 1939-08-02 | 1943-11-30 | Schuster Curt | Polymerization of n-vinyl lactams |
US4053696A (en) * | 1974-11-30 | 1977-10-11 | Basf Aktiengesellschaft | Manufacture of vinylpyrrolidone polymers |
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Address after: The town of Thanh Hoa Boai County in Henan province 454450 No. 9 Zhongshan Road Patentee after: The medical fraternity xinkaiyuan Technology Group Limited by Share Ltd Address before: The town of Thanh Hoa Boai County in Henan province 454450 No. 9 Zhongshan Road Patentee before: Boai New Kaiyuan Pharmaceutical Co., Ltd. |
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Effective date of registration: 20220308 Address after: 454450 No. 1888, Cultural Road (eastern section), Poai County, Jiaozuo, Henan Patentee after: Boai Xinkaiyuan Pharmaceutical Co.,Ltd. Address before: The town of Thanh Hoa Boai County in Henan province 454450 No. 9 Zhongshan Road Patentee before: BOAI NKY MEDICAL HOLDINGS Ltd. |
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