CN106905549B - 一种丁二酸酐改性纤维素的制膜方法 - Google Patents
一种丁二酸酐改性纤维素的制膜方法 Download PDFInfo
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- CN106905549B CN106905549B CN201710196764.6A CN201710196764A CN106905549B CN 106905549 B CN106905549 B CN 106905549B CN 201710196764 A CN201710196764 A CN 201710196764A CN 106905549 B CN106905549 B CN 106905549B
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- cellulose
- modified cellulose
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- succinic anhydride
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
- A61K31/44—Non condensed pyridines; Hydrogenated derivatives thereof
- A61K31/445—Non condensed piperidines, e.g. piperocaine
- A61K31/4523—Non condensed piperidines, e.g. piperocaine containing further heterocyclic ring systems
- A61K31/454—Non condensed piperidines, e.g. piperocaine containing further heterocyclic ring systems containing a five-membered ring with nitrogen as a ring hetero atom, e.g. pimozide, domperidone
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B3/00—Preparation of cellulose esters of organic acids
- C08B3/12—Preparation of cellulose esters of organic acids of polybasic organic acids
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/05—Alcohols; Metal alcoholates
- C08K5/053—Polyhydroxylic alcohols
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
- C08J2301/08—Cellulose derivatives
- C08J2301/10—Esters of organic acids
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710196764.6A CN106905549B (zh) | 2017-03-29 | 2017-03-29 | 一种丁二酸酐改性纤维素的制膜方法 |
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CN201710196764.6A CN106905549B (zh) | 2017-03-29 | 2017-03-29 | 一种丁二酸酐改性纤维素的制膜方法 |
Publications (2)
Publication Number | Publication Date |
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CN106905549A CN106905549A (zh) | 2017-06-30 |
CN106905549B true CN106905549B (zh) | 2019-12-06 |
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CN201710196764.6A Active CN106905549B (zh) | 2017-03-29 | 2017-03-29 | 一种丁二酸酐改性纤维素的制膜方法 |
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Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011018752A1 (en) * | 2009-08-10 | 2011-02-17 | Sensile Pat Ag | Stimuli responsive membrane |
CN105061789A (zh) * | 2015-07-29 | 2015-11-18 | 广东省微生物研究所 | 一种化学改性木质纤维薄膜材料的制备方法 |
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2017
- 2017-03-29 CN CN201710196764.6A patent/CN106905549B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011018752A1 (en) * | 2009-08-10 | 2011-02-17 | Sensile Pat Ag | Stimuli responsive membrane |
CN105061789A (zh) * | 2015-07-29 | 2015-11-18 | 广东省微生物研究所 | 一种化学改性木质纤维薄膜材料的制备方法 |
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CN106905549A (zh) | 2017-06-30 |
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Effective date of registration: 20210623 Address after: 518110 b603, building 1, Yinxing Zhijie phase II, No. 1301-76, sightseeing Road, Xinlan community, Guanlan street, Longhua District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN HUAYUAN REGENERATION MEDICAL SCIENCE Co.,Ltd. Address before: 610017 No.13, 3rd floor, building 1, No.1, Tidu street, Qingyang District, Chengdu City, Sichuan Province Patentee before: Chengdu yishenrui Technology Co.,Ltd. Effective date of registration: 20210623 Address after: 610017 No.13, 3rd floor, building 1, No.1, Tidu street, Qingyang District, Chengdu City, Sichuan Province Patentee after: Chengdu yishenrui Technology Co.,Ltd. Address before: 250353 University Road, Changqing District, Ji'nan, Shandong Province, No. 3501 Patentee before: Qilu University of Technology |