CN105007903B - 具有极高分子量的酯化纤维素醚 - Google Patents
具有极高分子量的酯化纤维素醚 Download PDFInfo
- Publication number
- CN105007903B CN105007903B CN201480010183.3A CN201480010183A CN105007903B CN 105007903 B CN105007903 B CN 105007903B CN 201480010183 A CN201480010183 A CN 201480010183A CN 105007903 B CN105007903 B CN 105007903B
- Authority
- CN
- China
- Prior art keywords
- esterified cellulose
- hydroxypropyl methylcellulose
- acetate succinate
- cellulose ether
- methylcellulose acetate
- 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.)
- Expired - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B13/00—Preparation of cellulose ether-esters
-
- 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
- A61K9/4816—Wall or shell material
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B11/00—Preparation of cellulose ethers
- C08B11/20—Post-etherification treatments of chemical or physical type, e.g. mixed etherification in two steps, including purification
-
- 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
- C08L1/32—Cellulose ether-esters
-
- 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
- A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
- A61K9/141—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers
- A61K9/146—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers with organic macromolecular compounds
-
- 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
- A61K9/20—Pills, tablets, discs, rods
- A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
- A61K9/2806—Coating materials
- A61K9/2833—Organic macromolecular compounds
- A61K9/286—Polysaccharides, e.g. gums; Cyclodextrin
- A61K9/2866—Cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Biochemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Medicinal Preparation (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Bioinformatics & Cheminformatics (AREA)
Abstract
Description
Claims (13)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361774156P | 2013-03-07 | 2013-03-07 | |
| US61/774156 | 2013-03-07 | ||
| PCT/US2014/019275 WO2014137779A1 (en) | 2013-03-07 | 2014-02-28 | Novel esterified cellulose ethers of very high molecular weight |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105007903A CN105007903A (zh) | 2015-10-28 |
| CN105007903B true CN105007903B (zh) | 2020-07-17 |
Family
ID=50290286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480010183.3A Expired - Fee Related CN105007903B (zh) | 2013-03-07 | 2014-02-28 | 具有极高分子量的酯化纤维素醚 |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US9890220B2 (zh) |
| EP (1) | EP2964203B1 (zh) |
| JP (1) | JP6334574B2 (zh) |
| KR (1) | KR102194967B1 (zh) |
| CN (1) | CN105007903B (zh) |
| BR (1) | BR112015014065A2 (zh) |
| WO (1) | WO2014137779A1 (zh) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10759873B2 (en) * | 2014-02-20 | 2020-09-01 | Dow Global Technologies Llc | Esterified cellulose ethers of high molecular weight and homogeneity |
| WO2016069343A1 (en) * | 2014-10-31 | 2016-05-06 | Dow Global Technologies Llc | Efficient process for preparing an ester of a cellulose ether |
| EP3212674B1 (en) * | 2014-10-31 | 2018-08-22 | Dow Global Technologies LLC | Process for preparing an ester of a cellulose ether |
| KR101839294B1 (ko) * | 2014-10-31 | 2018-04-27 | 다우 글로벌 테크놀로지스 엘엘씨 | 셀룰로오스 에테르 아세테이트 석시네이트의 생산 방법 |
| KR20170128358A (ko) * | 2015-03-16 | 2017-11-22 | 다우 글로벌 테크놀로지스 엘엘씨 | 낮은 중화도를 갖는 수용성 에스테르화 셀룰로오스 에테르 |
| KR20170128349A (ko) * | 2015-03-16 | 2017-11-22 | 다우 글로벌 테크놀로지스 엘엘씨 | 지방족 카복실산의 존재하에서의 에스테르화된 셀룰로오스 에테르의 제조 방법 |
| KR20170128370A (ko) * | 2015-03-16 | 2017-11-22 | 다우 글로벌 테크놀로지스 엘엘씨 | 에스테르화된 셀룰로오스 에테르를 분별화하는 방법 |
| US10377835B2 (en) * | 2015-03-16 | 2019-08-13 | Dow Global Technologies Llc | Water-soluble esterified cellulose ethers |
| MX2017011128A (es) * | 2015-03-16 | 2017-11-28 | Dow Global Technologies Llc | Eteres de celulosa esterificada de gelificacion. |
| US20180071396A1 (en) * | 2015-03-16 | 2018-03-15 | Dow Global Technologies Llc | Aqueous solution of an esterified cellulose ether |
| WO2016186897A1 (en) | 2015-05-15 | 2016-11-24 | Dow Global Technologies Llc | Process for producing esterified cellulose ethers of very high molecular weight and low viscosity |
| EP3349801B1 (en) * | 2015-09-16 | 2019-07-17 | Dow Global Technologies LLC | Water-redispersible polymer powder |
| US11142633B2 (en) * | 2015-10-02 | 2021-10-12 | Nutrition & Biosciences Usa 1, Llc | Aqueous composition comprising dispersed esterified cellulose ether |
| CN108348466A (zh) * | 2015-12-08 | 2018-07-31 | 陶氏环球技术有限责任公司 | 包含纤维素醚和水溶性酯化纤维素醚的组合物 |
| US20210115161A1 (en) * | 2017-03-17 | 2021-04-22 | Dow Global Technologies Llc | Process for Recovering an Esterified Cellulose Ether from a Reaction Product Mixture |
| WO2020117736A1 (en) | 2018-12-04 | 2020-06-11 | DDP Specialty Electronic Materials US, Inc. | Hydroxypropyl methylcellulose acetate succinates of very high molecular weight |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011159626A1 (en) * | 2010-06-14 | 2011-12-22 | Bend Research, Inc. | Hydroxypropyl methyl cellulose acetate succinate with enhanced acetate and succinate substitution |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4226981A (en) | 1977-09-28 | 1980-10-07 | Shin-Etsu Chemical Co., Ltd. | Ether-ester derivatives of cellulose and their applications |
| JPS5951562B2 (ja) * | 1977-10-25 | 1984-12-14 | 信越化学工業株式会社 | セルロ−スエ−テルの酸性サクシニルおよび脂肪族モノアシル混成エステルの製造方法 |
| US4365060A (en) | 1979-04-28 | 1982-12-21 | Shin-Etsu Chemical Co. Ltd. | Enterosoluble capsules |
| FR2548675B1 (fr) * | 1983-07-06 | 1987-01-09 | Seppic Sa | Compositions filmogenes pour enrobage des formes solides de produits pharmaceutiques ou alimentaires et produits obtenus revetus desdites compositions |
| JPS6281402A (ja) * | 1985-10-07 | 1987-04-14 | Shin Etsu Chem Co Ltd | セルロ−スエ−テル酸性ジカルボン酸エステルの製造方法 |
| JP2994857B2 (ja) * | 1992-06-05 | 1999-12-27 | 信越化学工業株式会社 | カルボン酸エステル系セルロース誘導体の製造方法 |
| JP3149122B2 (ja) | 1994-11-07 | 2001-03-26 | 信越化学工業株式会社 | 固形腸溶製剤のコーティング用基剤 |
| JP3149125B2 (ja) * | 1995-05-01 | 2001-03-26 | 信越化学工業株式会社 | 固形腸溶製剤のコーティング用基剤 |
| EP0872233A1 (en) | 1997-04-14 | 1998-10-21 | Janssen Pharmaceutica N.V. | Antiretroviral compositions with improved bioavailability |
| EP0901786B1 (en) | 1997-08-11 | 2007-06-13 | Pfizer Products Inc. | Solid pharmaceutical dispersions with enhanced bioavailability |
| JP2000159692A (ja) * | 1998-09-25 | 2000-06-13 | Sankyo Co Ltd | HMG―CoAレダクタ―ゼ阻害薬含有製剤 |
| KR100387126B1 (ko) | 2001-04-19 | 2003-06-12 | 삼성정밀화학 주식회사 | 히드록시프로필메틸 셀룰로오스 프탈레이트의 분리정제방법 |
| WO2004014342A1 (en) | 2002-08-12 | 2004-02-19 | Pfizer Products Inc. | Pharmaceutical compositions of semi-ordered drugs and polymers |
| ATE409462T1 (de) * | 2004-05-28 | 2008-10-15 | Pfizer Prod Inc | Pharmazeutische zusammensetzungen mit verbesserter leistung enthaltend ein hpmca polymer |
| US7207796B2 (en) | 2004-07-01 | 2007-04-24 | Husky Injection Moldiing Systems Ltd. | Hot runner coinjection nozzle with thermally separated melt channels |
| WO2006082518A1 (en) * | 2005-02-03 | 2006-08-10 | Pfizer Products Inc. | Pharmaceutical compositions with enhanced performance |
| JP2007308480A (ja) | 2006-04-20 | 2007-11-29 | Shin Etsu Chem Co Ltd | 腸溶性固体分散体を含んでなる固形製剤 |
| EP2209811B1 (en) | 2007-11-09 | 2019-03-06 | Union Carbide Chemicals & Plastics Technology LLC | Method for preparing very low viscosity cellulose ether and product |
| US8920553B2 (en) | 2007-11-09 | 2014-12-30 | Dow Global Technologies Llc | Cellulose ether coating compositions and method |
| DE102009037514A1 (de) * | 2009-08-17 | 2011-03-10 | Dirk-Henning Dr. Menz | Wasserlösliche Polysaccharidether und ihre Verwendung |
| WO2013148154A1 (en) | 2012-03-27 | 2013-10-03 | Dow Global Technologies Llc | A process of preparing an ester of a cellulose ether |
| EP2836205B1 (en) | 2012-04-11 | 2016-10-19 | Dow Global Technologies LLC | Esterified cellulose ethers having a specific substituent distribution |
| JP6224711B2 (ja) * | 2012-08-24 | 2017-11-01 | ダウ グローバル テクノロジーズ エルエルシー | 部分架橋結合型エステル化セルロースエーテル |
| BR112015002055A2 (pt) * | 2012-08-24 | 2017-07-04 | Dow Global Technologies Llc | acetato succinato de hidroxialquil metil celulose, composição, dispersão sólida, processo para produzir uma dispersão sólida, forma de dosagem e cápsula de envoltório |
| BR112015002056A2 (pt) * | 2012-08-24 | 2017-07-04 | Dow Global Technologies Llc | éter de celulose esterificado, composição, dispersão sólida, processo para produzir a dispersão sólida, forma de dosagem e invólucro de cápsula |
-
2014
- 2014-02-28 EP EP14711076.1A patent/EP2964203B1/en active Active
- 2014-02-28 JP JP2015561433A patent/JP6334574B2/ja not_active Expired - Fee Related
- 2014-02-28 BR BR112015014065A patent/BR112015014065A2/pt not_active IP Right Cessation
- 2014-02-28 WO PCT/US2014/019275 patent/WO2014137779A1/en not_active Ceased
- 2014-02-28 KR KR1020157027503A patent/KR102194967B1/ko not_active Expired - Fee Related
- 2014-02-28 CN CN201480010183.3A patent/CN105007903B/zh not_active Expired - Fee Related
- 2014-02-28 US US14/766,609 patent/US9890220B2/en active Active
-
2018
- 2018-01-04 US US15/861,733 patent/US20180127516A1/en not_active Abandoned
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011159626A1 (en) * | 2010-06-14 | 2011-12-22 | Bend Research, Inc. | Hydroxypropyl methyl cellulose acetate succinate with enhanced acetate and succinate substitution |
Non-Patent Citations (1)
| Title |
|---|
| Absolute molecular weight determination of hypromellose acetate succinate by size exclusion chromatography: Use of a multi angle laser light scattering detector and a mixed solvent;Raymond Chen etal;《Journal of Pharmaceutical and Biomedical Analysis》;20110720;第56卷;第743-748页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105007903A (zh) | 2015-10-28 |
| WO2014137779A1 (en) | 2014-09-12 |
| BR112015014065A2 (pt) | 2017-07-11 |
| US20180127516A1 (en) | 2018-05-10 |
| KR20150128816A (ko) | 2015-11-18 |
| US9890220B2 (en) | 2018-02-13 |
| EP2964203B1 (en) | 2019-04-03 |
| EP2964203A1 (en) | 2016-01-13 |
| KR102194967B1 (ko) | 2020-12-24 |
| JP2016510827A (ja) | 2016-04-11 |
| US20150368366A1 (en) | 2015-12-24 |
| JP6334574B2 (ja) | 2018-05-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105007903B (zh) | 具有极高分子量的酯化纤维素醚 | |
| CN105026435B (zh) | 具有低粘度和高分子量的新颖酯化纤维素醚 | |
| CN105899542B (zh) | 新颖低粘度酯化纤维素醚 | |
| CN104981483B (zh) | 新的羟烷基甲基醋酸琥珀酸纤维素 | |
| JP6224712B2 (ja) | 高分子量および均一性の新規エステル化セルロースエーテル | |
| CN105025887B (zh) | 新颖极低粘度酯化纤维素醚 | |
| CN104736572B (zh) | 部分交联的酯化纤维素醚 | |
| JP6420520B2 (ja) | 新規の高分子量及び高均一性のエステル化セルロースエーテル | |
| CN107636019A (zh) | 水溶性酯化纤维素醚 | |
| CN107567462B (zh) | 用于制造具有极高分子量和低粘度的酯化纤维素醚的方法 | |
| CN107567463A (zh) | 制备高分子量酯化纤维素醚的工艺 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Delaware, USA Patentee after: DDP special electronic materials USA Co.,Ltd. Address before: Delaware, USA Patentee before: DDP special electronic materials American Co. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210802 Address after: Delaware, USA Patentee after: DDP special electronic materials American Co. Address before: The British novel Sykes County Patentee before: Dow Chemical Co.,Ltd. Effective date of registration: 20210802 Address after: The British novel Sykes County Patentee after: Dow Chemical Co.,Ltd. Address before: michigan Patentee before: DOW GLOBAL TECHNOLOGIES LLC Effective date of registration: 20210802 Address after: USA New York Patentee after: Nutrition and biotechnology USA 1 LLC Address before: Delaware, USA Patentee before: DDP special electronic materials USA Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200717 |