CN104805143B - A kind of method for preparing low molecule amount γ polyglutamic acids - Google Patents
A kind of method for preparing low molecule amount γ polyglutamic acids Download PDFInfo
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- CN104805143B CN104805143B CN201510191530.3A CN201510191530A CN104805143B CN 104805143 B CN104805143 B CN 104805143B CN 201510191530 A CN201510191530 A CN 201510191530A CN 104805143 B CN104805143 B CN 104805143B
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CN104805143A CN104805143A (en) | 2015-07-29 |
CN104805143B true CN104805143B (en) | 2017-12-26 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105968383B (en) * | 2016-04-05 | 2019-03-22 | 山东省药学科学院 | A kind of low molecular weight polyglutamic acid and the preparation method and application thereof |
CN110498919B (en) * | 2019-07-26 | 2022-03-01 | 河南师范大学 | Synthesis method of gamma-PGA-Bn with controllable esterification degree |
CN110372858A (en) * | 2019-08-30 | 2019-10-25 | 尚科生物医药(上海)有限公司 | A kind of method of polyglutamic acid extraction and purification |
CN114774488A (en) * | 2022-05-13 | 2022-07-22 | 山东福瑞达生物科技有限公司 | Production method of low-endotoxin gamma-polyglutamic acid |
CN117720722A (en) * | 2023-12-19 | 2024-03-19 | 山东福瑞达生物科技有限公司 | Preparation method and application of oligoglutamic acid |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101948785A (en) * | 2010-08-31 | 2011-01-19 | 南京医科大学 | Gamma-polyglutamic acid producing bacterium and method for preparing gamma-polyglutamic acid and salts thereof by using gamma-polyglutamic acid producing bacterium |
CN102911974A (en) * | 2012-09-28 | 2013-02-06 | 广西大学 | Method for producing gamma-polyglutamic acid though hot fermentation of bacillus subtilis |
CN102952266A (en) * | 2012-10-18 | 2013-03-06 | 山东鲁北药业有限公司 | Separation and purification method of gamma-polyglutamic acid |
CN103289083A (en) * | 2013-05-17 | 2013-09-11 | 中山大学 | Method for rapidly degrading high-molecular-weight polyamino acid and application of method |
CN103881954A (en) * | 2012-12-20 | 2014-06-25 | 山东福瑞达生物科技有限公司 | Gamma-polyglutamic acid production gene engineering bacterial and method for producing high-yield gamma-polyglutamic acid through gamma-polyglutamic acid production gene engineering bacterial |
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101948785A (en) * | 2010-08-31 | 2011-01-19 | 南京医科大学 | Gamma-polyglutamic acid producing bacterium and method for preparing gamma-polyglutamic acid and salts thereof by using gamma-polyglutamic acid producing bacterium |
CN102911974A (en) * | 2012-09-28 | 2013-02-06 | 广西大学 | Method for producing gamma-polyglutamic acid though hot fermentation of bacillus subtilis |
CN102952266A (en) * | 2012-10-18 | 2013-03-06 | 山东鲁北药业有限公司 | Separation and purification method of gamma-polyglutamic acid |
CN103881954A (en) * | 2012-12-20 | 2014-06-25 | 山东福瑞达生物科技有限公司 | Gamma-polyglutamic acid production gene engineering bacterial and method for producing high-yield gamma-polyglutamic acid through gamma-polyglutamic acid production gene engineering bacterial |
CN103289083A (en) * | 2013-05-17 | 2013-09-11 | 中山大学 | Method for rapidly degrading high-molecular-weight polyamino acid and application of method |
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Denomination of invention: A method for preparing low molecular weight g- Method of polyglutamic acid Effective date of registration: 20220527 Granted publication date: 20171226 Pledgee: Shandong Linshu Rural Commercial Bank Co.,Ltd. Pledgor: SHANDONG FREDA BIOTECHNOLOGY Co.,Ltd. Registration number: Y2022980006442 |
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Date of cancellation: 20230721 Granted publication date: 20171226 Pledgee: Shandong Linshu Rural Commercial Bank Co.,Ltd. Pledgor: SHANDONG FREDA BIOTECHNOLOGY Co.,Ltd. Registration number: Y2022980006442 |
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