CN1281631C - 羧甲基壳聚糖的微波制备方法 - Google Patents
羧甲基壳聚糖的微波制备方法 Download PDFInfo
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- CN1281631C CN1281631C CN 02110793 CN02110793A CN1281631C CN 1281631 C CN1281631 C CN 1281631C CN 02110793 CN02110793 CN 02110793 CN 02110793 A CN02110793 A CN 02110793A CN 1281631 C CN1281631 C CN 1281631C
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- chitosan
- microwave
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 02110793 CN1281631C (zh) | 2002-02-07 | 2002-02-07 | 羧甲基壳聚糖的微波制备方法 |
Applications Claiming Priority (1)
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CN 02110793 CN1281631C (zh) | 2002-02-07 | 2002-02-07 | 羧甲基壳聚糖的微波制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN1363612A CN1363612A (zh) | 2002-08-14 |
CN1281631C true CN1281631C (zh) | 2006-10-25 |
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CN 02110793 Expired - Fee Related CN1281631C (zh) | 2002-02-07 | 2002-02-07 | 羧甲基壳聚糖的微波制备方法 |
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1300177C (zh) * | 2003-05-07 | 2007-02-14 | 吴汉民 | 高品质壳聚糖生产方法及其专用装置 |
CN1223610C (zh) * | 2003-07-16 | 2005-10-19 | 中国科学院海洋研究所 | 微波降解的甲壳低聚糖化合物及其制备方法 |
CN100482077C (zh) * | 2004-09-22 | 2009-04-29 | 中国科学院海洋研究所 | 一种新型低毒农作物杀菌剂的制备方法 |
CN101215341B (zh) * | 2008-01-14 | 2011-08-24 | 浙江大学 | 一种溶解壳聚糖的碱性溶剂及其用法 |
CN104356253A (zh) * | 2014-10-22 | 2015-02-18 | 西安莹朴生物科技股份有限公司 | 羧甲基壳聚糖的制备方法 |
CN109369073B (zh) * | 2018-08-31 | 2021-04-06 | 深鹏环保工程有限公司 | 一种软土固化剂 |
CN111363064B (zh) * | 2020-04-28 | 2022-03-15 | 东华大学 | 一种高取代度和高分子量的羧甲基壳聚糖的制备方法 |
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2002
- 2002-02-07 CN CN 02110793 patent/CN1281631C/zh not_active Expired - Fee Related
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CN1363612A (zh) | 2002-08-14 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shanghai Banzan Macromolecule Material Co., Ltd. Assignor: Xu Yunlong Contract fulfillment period: 2009.7.20 to 2019.7.19 contract change Contract record no.: 2009310000152 Denomination of invention: Microwave process for preparing carboxymethyl chitosan Granted publication date: 20061025 License type: Exclusive license Record date: 2009.8.4 |
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LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.7.20 TO 2019.7.19; CHANGE OF CONTRACT Name of requester: SHANGHAI BANZAN MACROMOLECULE MATERIAL CO., LTD. Effective date: 20090804 |
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C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061025 Termination date: 20140207 |