CN104812827A - 制备具有高堆积密度、良好流动性和/或冷水中分散性以及低溶液颜色的纤维素衍生物的方法 - Google Patents
制备具有高堆积密度、良好流动性和/或冷水中分散性以及低溶液颜色的纤维素衍生物的方法 Download PDFInfo
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B11/00—Preparation of cellulose ethers
- C08B11/193—Mixed ethers, i.e. ethers with two or more different etherifying groups
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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
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/12—Powdering or granulating
- C08J3/124—Treatment for improving the free-flowing characteristics
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
- A61K47/36—Polysaccharides; Derivatives thereof, e.g. gums, starch, alginate, dextrin, hyaluronic acid, chitosan, inulin, agar or pectin
- A61K47/38—Cellulose; Derivatives thereof
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
- A61K9/4891—Coated capsules; Multilayered drug free capsule shells
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
- C08L1/08—Cellulose derivatives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
- C08L1/08—Cellulose derivatives
- C08L1/26—Cellulose ethers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
- C08L1/08—Cellulose derivatives
- C08L1/26—Cellulose ethers
- C08L1/28—Alkyl ethers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
- C08L1/08—Cellulose derivatives
- C08L1/26—Cellulose ethers
- C08L1/28—Alkyl ethers
- C08L1/284—Alkyl ethers with hydroxylated hydrocarbon radicals
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D101/00—Coating compositions based on cellulose, modified cellulose, or cellulose derivatives
- C09D101/08—Cellulose derivatives
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D101/00—Coating compositions based on cellulose, modified cellulose, or cellulose derivatives
- C09D101/08—Cellulose derivatives
- C09D101/26—Cellulose ethers
-
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- Polymers & Plastics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- General Health & Medical Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Biochemistry (AREA)
- Inorganic Chemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Medicinal Preparation (AREA)
Abstract
Description
(对比)实施例 | A | 1 | 2 | 3 | 4 | 5 |
HPMC水分含量[%] | 6.0 | 6.8 | 6.8 | 4.0 | 6.1 | 5.4 |
部分解聚的时间[min.] | 55 | 65 | 65 | 55 | 60 | 65 |
作为2wt%水溶液的所得粘度[mPa·s] | 5.2 | 4.8 | 4.3 | 4.7 | 5.3 | 4.5 |
Claims (15)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201261705200P | 2012-09-25 | 2012-09-25 | |
US61/705,200 | 2012-09-25 | ||
PCT/US2013/061109 WO2014052213A1 (en) | 2012-09-25 | 2013-09-23 | Process for producing cellulose derivatives of high bulk density, good flowability and/or dispersibility in cold water as well as low solution color |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104812827A true CN104812827A (zh) | 2015-07-29 |
CN104812827B CN104812827B (zh) | 2017-03-08 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201380061059.5A Active CN104812827B (zh) | 2012-09-25 | 2013-09-23 | 制备具有高堆积密度、良好流动性和/或冷水中分散性以及低溶液颜色的纤维素衍生物的方法 |
Country Status (6)
Country | Link |
---|---|
US (2) | US9340624B2 (zh) |
EP (1) | EP2900753B1 (zh) |
JP (1) | JP6039812B2 (zh) |
KR (1) | KR102171570B1 (zh) |
CN (1) | CN104812827B (zh) |
WO (1) | WO2014052213A1 (zh) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107915781A (zh) * | 2016-10-07 | 2018-04-17 | 信越化学工业株式会社 | 羟烷基烷基纤维素、其生产方法和固体制剂 |
CN107915782A (zh) * | 2016-10-07 | 2018-04-17 | 信越化学工业株式会社 | 羟烷基烷基纤维素、其生产方法和固体制剂 |
CN108348633A (zh) * | 2015-11-06 | 2018-07-31 | 伊西康公司 | 压实止血纤维素聚集体 |
CN109152742A (zh) * | 2016-05-25 | 2019-01-04 | 陶氏环球技术有限责任公司 | 纤维素醚乙酸酯的水溶液 |
CN110366566A (zh) * | 2017-03-17 | 2019-10-22 | 陶氏环球技术有限责任公司 | 用于从反应产物混合物中回收酯化纤维素醚的方法 |
CN111940101A (zh) * | 2019-05-15 | 2020-11-17 | 信越化学工业株式会社 | 水溶性纤维素醚及其制备方法 |
US11229720B2 (en) | 2016-08-15 | 2022-01-25 | Guangzhou Bioseal Biotech Co., Ltd. | Hemostatic compositions and methods of making thereof |
US11413335B2 (en) | 2018-02-13 | 2022-08-16 | Guangzhou Bioseal Biotech Co. Ltd | Hemostatic compositions and methods of making thereof |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BR112017008431A2 (pt) * | 2014-10-31 | 2018-01-23 | Dow Global Technologies Llc | processo para produzir um acetato succinato éter de celulose |
EP3212674B1 (en) * | 2014-10-31 | 2018-08-22 | Dow Global Technologies LLC | Process for preparing an ester of a cellulose ether |
JP7128782B2 (ja) * | 2019-08-09 | 2022-08-31 | 信越化学工業株式会社 | エアゾール食品用組成物、ヒドロキシプロピルメチルセルロース及びヒドロキシプロピルメチルセルロースの製造方法 |
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WO2000032637A1 (en) * | 1998-12-01 | 2000-06-08 | The Dow Chemical Company | Process and apparatus for making cellulose ethers |
CN1311259A (zh) * | 2000-02-28 | 2001-09-05 | 沃尔夫瓦尔斯罗德有限公司 | 用含蒸汽的过热气体混合物制备粒状、水溶性纤维素衍生物的方法 |
US20040242862A1 (en) * | 2001-08-25 | 2004-12-02 | Alf Hammes | Method for producing a cellulose ether of low viscosity by means of acid oxidative decomposition of ground and dried cellulose ethers |
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CN101466739A (zh) * | 2006-06-14 | 2009-06-24 | 陶氏环球技术公司 | 降低纤维素醚的平均分子量的方法 |
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-
2013
- 2013-09-23 US US14/422,253 patent/US9340624B2/en active Active
- 2013-09-23 WO PCT/US2013/061109 patent/WO2014052213A1/en active Application Filing
- 2013-09-23 CN CN201380061059.5A patent/CN104812827B/zh active Active
- 2013-09-23 KR KR1020157010623A patent/KR102171570B1/ko active IP Right Grant
- 2013-09-23 JP JP2015531346A patent/JP6039812B2/ja active Active
- 2013-09-23 EP EP13771035.6A patent/EP2900753B1/en active Active
-
2016
- 2016-05-04 US US15/096,704 patent/US10053519B2/en active Active
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WO2000032637A1 (en) * | 1998-12-01 | 2000-06-08 | The Dow Chemical Company | Process and apparatus for making cellulose ethers |
CN1311259A (zh) * | 2000-02-28 | 2001-09-05 | 沃尔夫瓦尔斯罗德有限公司 | 用含蒸汽的过热气体混合物制备粒状、水溶性纤维素衍生物的方法 |
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Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11235085B2 (en) | 2015-11-06 | 2022-02-01 | Cilag Gmbh International | Compacted hemostatic cellulosic aggregates |
CN108348633A (zh) * | 2015-11-06 | 2018-07-31 | 伊西康公司 | 压实止血纤维素聚集体 |
CN109152742B (zh) * | 2016-05-25 | 2021-05-04 | 陶氏环球技术有限责任公司 | 纤维素醚乙酸酯的水溶液 |
CN109152742A (zh) * | 2016-05-25 | 2019-01-04 | 陶氏环球技术有限责任公司 | 纤维素醚乙酸酯的水溶液 |
US11229720B2 (en) | 2016-08-15 | 2022-01-25 | Guangzhou Bioseal Biotech Co., Ltd. | Hemostatic compositions and methods of making thereof |
US11998656B2 (en) | 2016-08-15 | 2024-06-04 | Guangzhou Bioseal Co., Ltd. | Hemostatic compositions and methods of making thereof |
CN107915781B (zh) * | 2016-10-07 | 2020-09-11 | 信越化学工业株式会社 | 羟烷基烷基纤维素、其生产方法和固体制剂 |
CN107915781A (zh) * | 2016-10-07 | 2018-04-17 | 信越化学工业株式会社 | 羟烷基烷基纤维素、其生产方法和固体制剂 |
CN107915782A (zh) * | 2016-10-07 | 2018-04-17 | 信越化学工业株式会社 | 羟烷基烷基纤维素、其生产方法和固体制剂 |
CN110366566A (zh) * | 2017-03-17 | 2019-10-22 | 陶氏环球技术有限责任公司 | 用于从反应产物混合物中回收酯化纤维素醚的方法 |
CN110366566B (zh) * | 2017-03-17 | 2021-08-13 | 陶氏环球技术有限责任公司 | 用于从反应产物混合物中回收酯化纤维素醚的方法 |
US11413335B2 (en) | 2018-02-13 | 2022-08-16 | Guangzhou Bioseal Biotech Co. Ltd | Hemostatic compositions and methods of making thereof |
CN111940101A (zh) * | 2019-05-15 | 2020-11-17 | 信越化学工业株式会社 | 水溶性纤维素醚及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
US9340624B2 (en) | 2016-05-17 |
EP2900753B1 (en) | 2018-07-04 |
US20160244533A1 (en) | 2016-08-25 |
EP2900753A1 (en) | 2015-08-05 |
JP2015530443A (ja) | 2015-10-15 |
US20150239992A1 (en) | 2015-08-27 |
KR20150063464A (ko) | 2015-06-09 |
US10053519B2 (en) | 2018-08-21 |
KR102171570B1 (ko) | 2020-10-29 |
CN104812827B (zh) | 2017-03-08 |
WO2014052213A1 (en) | 2014-04-03 |
JP6039812B2 (ja) | 2016-12-07 |
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