CN1406525A - 一种制取抗坏血酸酯类抗氧化剂的方法 - Google Patents
一种制取抗坏血酸酯类抗氧化剂的方法 Download PDFInfo
- Publication number
- CN1406525A CN1406525A CN 01126734 CN01126734A CN1406525A CN 1406525 A CN1406525 A CN 1406525A CN 01126734 CN01126734 CN 01126734 CN 01126734 A CN01126734 A CN 01126734A CN 1406525 A CN1406525 A CN 1406525A
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- CN
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- Prior art keywords
- ascorbyl esters
- washing
- antioxidants
- ascorbic acid
- concentration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
- Cosmetics (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
- Furan Compounds (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNB011267348A CN1184908C (zh) | 2001-09-13 | 2001-09-13 | 一种制取抗坏血酸酯类抗氧化剂的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CNB011267348A CN1184908C (zh) | 2001-09-13 | 2001-09-13 | 一种制取抗坏血酸酯类抗氧化剂的方法 |
Publications (2)
Publication Number | Publication Date |
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CN1406525A true CN1406525A (zh) | 2003-04-02 |
CN1184908C CN1184908C (zh) | 2005-01-19 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNB011267348A Expired - Fee Related CN1184908C (zh) | 2001-09-13 | 2001-09-13 | 一种制取抗坏血酸酯类抗氧化剂的方法 |
Country Status (1)
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CN (1) | CN1184908C (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101973970A (zh) * | 2010-10-12 | 2011-02-16 | 北京桑普生物化学技术有限公司 | 抗坏血酸酯的制备工艺 |
-
2001
- 2001-09-13 CN CNB011267348A patent/CN1184908C/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101973970A (zh) * | 2010-10-12 | 2011-02-16 | 北京桑普生物化学技术有限公司 | 抗坏血酸酯的制备工艺 |
CN101973970B (zh) * | 2010-10-12 | 2012-11-21 | 北京桑普生物化学技术有限公司 | 抗坏血酸酯的制备工艺 |
Also Published As
Publication number | Publication date |
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CN1184908C (zh) | 2005-01-19 |
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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 | ||
C56 | Change in the name or address of the patentee |
Owner name: ZHEJIANG PROV ZANYU SCIENCE & TECHNOLOGY CO., LTD. Free format text: FORMER NAME OR ADDRESS: ZHEJIANG ZANCHENG SCIENCE + TECHNOLOGY CO., LTD. |
|
CP03 | Change of name, title or address |
Address after: Hangzhou City, Zhejiang Province City No. 128 Lane Patentee after: Zhejiang Zanyu Technology Co., Ltd. Address before: Hangzhou City, Zhejiang Province City No. 128 Lane Patentee before: Zancheng Science & Technology Co., Ltd., Zhejiang Prov. |
|
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Zhejiang Justice Inspection Center Co., Ltd. Assignor: Zhejiang Zanyu Technology Co., Ltd. Contract fulfillment period: 2008.2.18 to 2021.2.17 contract change Contract record no.: 2009330000227 Denomination of invention: Method for preparing antioxidants of ascorbyl esters Granted publication date: 20050119 License type: Exclusive license Record date: 2009.2.9 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.2.18 TO 2021.2.17; CHANGE OF CONTRACT Name of requester: ZHEJIANG GONGZHEN EXAMINATION CENTER CO., LTD. Effective date: 20090209 |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050119 Termination date: 20100913 |