CN1230456C - 衣康酸共聚物及其制备方法和应用 - Google Patents
衣康酸共聚物及其制备方法和应用 Download PDFInfo
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- CN1230456C CN1230456C CN 03112046 CN03112046A CN1230456C CN 1230456 C CN1230456 C CN 1230456C CN 03112046 CN03112046 CN 03112046 CN 03112046 A CN03112046 A CN 03112046A CN 1230456 C CN1230456 C CN 1230456C
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Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 03112046 CN1230456C (zh) | 2003-03-25 | 2003-03-25 | 衣康酸共聚物及其制备方法和应用 |
Applications Claiming Priority (1)
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CN 03112046 CN1230456C (zh) | 2003-03-25 | 2003-03-25 | 衣康酸共聚物及其制备方法和应用 |
Publications (2)
Publication Number | Publication Date |
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CN1454909A CN1454909A (zh) | 2003-11-12 |
CN1230456C true CN1230456C (zh) | 2005-12-07 |
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Application Number | Title | Priority Date | Filing Date |
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CN 03112046 Expired - Fee Related CN1230456C (zh) | 2003-03-25 | 2003-03-25 | 衣康酸共聚物及其制备方法和应用 |
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CN (1) | CN1230456C (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103232571B (zh) * | 2013-04-08 | 2015-11-25 | 青岛科海生物有限公司 | 一种环保型衣康酸聚合物水处理剂的生产方法 |
CN103319658B (zh) * | 2013-07-01 | 2016-01-13 | 河北省科学院能源研究所 | 一种含有膦基和磺酸基的衣康酸聚合物及其制备方法 |
WO2015138872A1 (en) * | 2014-03-14 | 2015-09-17 | Lubrizol Advanced Materials, Inc. | Itaconic acid polymers and copolymers |
CN109012190A (zh) * | 2018-09-18 | 2018-12-18 | 山东日益环保科技有限公司 | 一种反渗透阻垢剂及其制备方法和应用 |
CN109879451B (zh) * | 2019-04-04 | 2022-06-03 | 河北省科学院能源研究所 | 一种共聚物水处理剂的制备方法 |
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2003
- 2003-03-25 CN CN 03112046 patent/CN1230456C/zh not_active Expired - Fee Related
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Publication number | Publication date |
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CN1454909A (zh) | 2003-11-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Qingdao Kehai Biological Co., Ltd. Assignor: Qingdao Langyatai (Group) Co., Ltd. Contract record no.: 2011370000396 Denomination of invention: Itaconic acid copolymer, and preparing method and use thereof Granted publication date: 20051207 License type: Exclusive License Open date: 20031112 Record date: 20110824 |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051207 Termination date: 20150325 |
|
EXPY | Termination of patent right or utility model |