CN104812827B - 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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- CN104812827B CN104812827B CN201380061059.5A CN201380061059A CN104812827B CN 104812827 B CN104812827 B CN 104812827B CN 201380061059 A CN201380061059 A CN 201380061059A CN 104812827 B CN104812827 B CN 104812827B
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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
-
- 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
-
- 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)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Polymers & Plastics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Biochemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Inorganic Chemistry (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Medicinal Preparation (AREA)
- Compositions Of Macromolecular Compounds (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 CN104812827A (zh) | 2015-07-29 |
CN104812827B true CN104812827B (zh) | 2017-03-08 |
Family
ID=49274897
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) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6291137B2 (ja) * | 2014-10-31 | 2018-03-14 | ダウ グローバル テクノロジーズ エルエルシー | セルロースエーテルアセテートサクシネートを生成するための方法 |
CN107074980A (zh) * | 2014-10-31 | 2017-08-18 | 陶氏环球技术有限责任公司 | 制备纤维素醚的酯的方法 |
CN115444968B (zh) | 2015-11-06 | 2024-04-05 | 伊西康公司 | 压实止血纤维素聚集体 |
EP3463314B1 (en) * | 2016-05-25 | 2020-07-22 | Dow Global Technologies LLC | Aqueous solution of cellulose ether acetate |
US11413335B2 (en) | 2018-02-13 | 2022-08-16 | Guangzhou Bioseal Biotech Co. Ltd | Hemostatic compositions and methods of making thereof |
CN107754005B (zh) | 2016-08-15 | 2021-06-15 | 广州倍绣生物技术有限公司 | 止血组合物及其制造方法 |
KR102519854B1 (ko) | 2016-10-07 | 2023-04-10 | 신에쓰 가가꾸 고교 가부시끼가이샤 | 히드록시알킬 알킬 셀룰로오스 및 그의 제조 방법, 및 고형 제제 |
KR102519850B1 (ko) * | 2016-10-07 | 2023-04-10 | 신에쓰 가가꾸 고교 가부시끼가이샤 | 히드록시알킬 알킬 셀룰로오스 및 그의 제조 방법, 및 고형 제제 |
JP2020511566A (ja) * | 2017-03-17 | 2020-04-16 | ダウ グローバル テクノロジーズ エルエルシー | 反応生成物混合物からエステル化セルロースエーテルを回収する方法 |
US11634510B2 (en) * | 2019-05-15 | 2023-04-25 | Shin-Etsu Chemical Co., Ltd. | Water-soluble cellulose ether and method for producing the same |
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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2013
- 2013-09-23 CN CN201380061059.5A patent/CN104812827B/zh active Active
- 2013-09-23 WO PCT/US2013/061109 patent/WO2014052213A1/en active Application Filing
- 2013-09-23 JP JP2015531346A patent/JP6039812B2/ja active Active
- 2013-09-23 EP EP13771035.6A patent/EP2900753B1/en active Active
- 2013-09-23 KR KR1020157010623A patent/KR102171570B1/ko active IP Right Grant
- 2013-09-23 US US14/422,253 patent/US9340624B2/en active Active
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2016
- 2016-05-04 US US15/096,704 patent/US10053519B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
KR20150063464A (ko) | 2015-06-09 |
US9340624B2 (en) | 2016-05-17 |
CN104812827A (zh) | 2015-07-29 |
EP2900753B1 (en) | 2018-07-04 |
JP6039812B2 (ja) | 2016-12-07 |
US20160244533A1 (en) | 2016-08-25 |
WO2014052213A1 (en) | 2014-04-03 |
JP2015530443A (ja) | 2015-10-15 |
US10053519B2 (en) | 2018-08-21 |
EP2900753A1 (en) | 2015-08-05 |
KR102171570B1 (ko) | 2020-10-29 |
US20150239992A1 (en) | 2015-08-27 |
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