CN104797604A - 在碱金属羧酸盐和脂族羧酸的存在下制备酯化纤维素醚的方法 - Google Patents
在碱金属羧酸盐和脂族羧酸的存在下制备酯化纤维素醚的方法 Download PDFInfo
- Publication number
- CN104797604A CN104797604A CN201380054384.9A CN201380054384A CN104797604A CN 104797604 A CN104797604 A CN 104797604A CN 201380054384 A CN201380054384 A CN 201380054384A CN 104797604 A CN104797604 A CN 104797604A
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- CN
- China
- Prior art keywords
- cellulose
- ether
- carboxylic acid
- glucose unit
- mol ratio
- 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.)
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Classifications
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- 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
-
- 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
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Medicinal Preparation (AREA)
Abstract
Description
Claims (14)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201261692932P | 2012-08-24 | 2012-08-24 | |
US61/692,932 | 2012-08-24 | ||
PCT/US2013/055183 WO2014031446A1 (en) | 2012-08-24 | 2013-08-15 | Process of preparing an esterified cellulose ether in the presence of an alkali metal carboxylate and an aliphatic carboxylic acid |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104797604A true CN104797604A (zh) | 2015-07-22 |
CN104797604B CN104797604B (zh) | 2018-03-06 |
Family
ID=49034262
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201380054384.9A Expired - Fee Related CN104797604B (zh) | 2012-08-24 | 2013-08-15 | 在碱金属羧酸盐和脂族羧酸的存在下制备酯化纤维素醚的方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US10730957B2 (zh) |
EP (1) | EP2888288B1 (zh) |
JP (1) | JP6166372B2 (zh) |
KR (1) | KR102108814B1 (zh) |
CN (1) | CN104797604B (zh) |
BR (1) | BR112015000672A2 (zh) |
MX (1) | MX2015002426A (zh) |
WO (1) | WO2014031446A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105237643A (zh) * | 2015-10-30 | 2016-01-13 | 辽东学院 | 纤维素长链脂肪酸邻苯二甲酸酯及其合成制备方法 |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20150202301A1 (en) | 2012-08-24 | 2015-07-23 | Dow Global Technologies Llc | Novel esterified cellulose ethers of high molecular weight and homogeneity |
BR112016018177A2 (pt) * | 2014-02-20 | 2017-08-08 | Dow Global Technologies Llc | Novos éteres de celulose esterificados de alto peso molecular e homogeneidade |
JP7044550B2 (ja) * | 2014-08-27 | 2022-03-30 | ニュートリション アンド バイオサイエンシズ ユーエスエー 1,リミティド ライアビリティ カンパニー | アセトン不溶性含有量の低いエステル化セルロースエーテル |
WO2016148970A1 (en) * | 2015-03-16 | 2016-09-22 | Dow Global Technologies Llc | Aqueous solution of an esterified cellulose ether |
EP3270971B1 (en) * | 2015-03-16 | 2019-01-09 | Dow Global Technologies LLC | Water-soluble esterified cellulose ethers having a low degree of neutralization |
US20180030158A1 (en) | 2015-03-16 | 2018-02-01 | Dow Global Technologies Llc | Process for preparing an esterified cellulose ether in the presence of an aliphatic carboxylic acid |
EP3271404B1 (en) * | 2015-03-16 | 2019-01-09 | Dow Global Technologies LLC | Water-soluble esterified cellulose ethers |
EP3270970B1 (en) * | 2015-03-16 | 2019-01-09 | Dow Global Technologies LLC | Gelling esterified cellulose ethers |
EP3529281A1 (en) | 2016-10-18 | 2019-08-28 | Dow Global Technologies LLC | Efficient process of preparing an esterified cellulose ether |
EP3596132B1 (en) * | 2017-03-17 | 2021-05-05 | Nutrition & Biosciences USA 1, LLC | Process for recovering an esterified cellulose ether from a reaction product mixture |
JP2020511572A (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のエステル化セルロースエーテルの回収方法 |
Citations (6)
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---|---|---|---|---|
GB722594A (en) * | 1952-02-20 | 1955-01-26 | Kodak Ltd | Improvements in the manufacture of cellulose esters |
US3489743A (en) * | 1969-01-02 | 1970-01-13 | Eastman Kodak Co | Process for the manufacture of cellulose esters and ethers of polycarboxylic acid |
US3629237A (en) * | 1968-09-12 | 1971-12-21 | Shinetsu Chemical Co | Compositions useful as enteric coatings and method for preparing acid phthalates of cellulose ethers for them |
JPH05339301A (ja) * | 1992-06-05 | 1993-12-21 | Shin Etsu Chem Co Ltd | カルボン酸エステル系セルロース誘導体の製造方法 |
CN1886427A (zh) * | 2003-11-28 | 2006-12-27 | 伊斯曼化学公司 | 纤维素共聚体和氧化方法 |
CN102448448A (zh) * | 2009-05-29 | 2012-05-09 | 弗拉梅技术公司 | 控释漂浮药物组合物 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2852508A (en) | 1956-03-20 | 1958-09-16 | Eastman Kodak Co | Precipitation of dicarboxylic acid esters of cellulose ethers and lower fatty acid esters |
US3435027A (en) | 1965-12-13 | 1969-03-25 | Hercules Inc | Cellulose ether-esters and process |
JPS5137560A (ja) | 1974-09-25 | 1976-03-29 | Tamura Electric Works Ltd | Denjikaunta |
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 |
DE2917104A1 (de) | 1979-04-27 | 1980-11-06 | Hoechst Ag | Verfahren zur viskositaetserniedrigung von celluloseethern durch ozon und seine verwendung |
US4365060A (en) | 1979-04-28 | 1982-12-21 | Shin-Etsu Chemical Co. Ltd. | Enterosoluble capsules |
JPS6225101A (ja) | 1985-07-24 | 1987-02-03 | Shin Etsu Chem Co Ltd | 低重合度セルロ−スエ−テルの製造方法 |
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 |
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 |
US6296876B1 (en) * | 1997-10-06 | 2001-10-02 | Isa Odidi | Pharmaceutical formulations for acid labile substances |
US6261218B1 (en) | 1998-12-01 | 2001-07-17 | The Dow Chemical Company | Process and apparatus for making low molecular weight cellulose ethers |
DE10141680B4 (de) | 2001-08-25 | 2004-02-26 | Clariant Gmbh | Verfahren zur Herstellung niederviskoser Celluloseether durch sauer-oxidativen Abbau von gemahlenen und getrockneten Celluloseethern |
EP1753402B1 (en) * | 2004-05-28 | 2008-10-01 | Pfizer Products Incorporated | Pharmaceutical compositions with enhanced performance comprising a hpmca polymer |
EP2548894A1 (en) * | 2005-02-03 | 2013-01-23 | Bend Research, Inc. | Pharmaceutical compositions with enhanced performance |
EP1873674B1 (en) | 2005-12-19 | 2019-09-04 | Nippon Telegraph And Telephone Corporation | Terminal identification method, authentication method, authentication system, server, terminal, radio base station, program, and recording medium |
ES2895666T3 (es) * | 2006-10-27 | 2022-02-22 | Capsugel Belgium Nv | Cápsulas duras de hidroxipropilmetilcelulosa y proceso de fabricación |
US9040033B2 (en) * | 2010-06-14 | 2015-05-26 | Dow Global Technologies Llc | Hydroxypropyl methyl cellulose acetate succinate with enhanced acetate and succinate substitution |
EP2888293B1 (en) * | 2012-08-24 | 2019-05-08 | Dow Global Technologies LLC | Novel hydroxyalkyl methyl cellulose acetate succinates |
-
2013
- 2013-08-15 MX MX2015002426A patent/MX2015002426A/es unknown
- 2013-08-15 JP JP2015528539A patent/JP6166372B2/ja not_active Expired - Fee Related
- 2013-08-15 WO PCT/US2013/055183 patent/WO2014031446A1/en active Application Filing
- 2013-08-15 BR BR112015000672A patent/BR112015000672A2/pt active Search and Examination
- 2013-08-15 US US14/420,911 patent/US10730957B2/en not_active Expired - Fee Related
- 2013-08-15 CN CN201380054384.9A patent/CN104797604B/zh not_active Expired - Fee Related
- 2013-08-15 EP EP13753060.6A patent/EP2888288B1/en active Active
- 2013-08-15 KR KR1020157007379A patent/KR102108814B1/ko active IP Right Grant
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB722594A (en) * | 1952-02-20 | 1955-01-26 | Kodak Ltd | Improvements in the manufacture of cellulose esters |
US3629237A (en) * | 1968-09-12 | 1971-12-21 | Shinetsu Chemical Co | Compositions useful as enteric coatings and method for preparing acid phthalates of cellulose ethers for them |
US3489743A (en) * | 1969-01-02 | 1970-01-13 | Eastman Kodak Co | Process for the manufacture of cellulose esters and ethers of polycarboxylic acid |
JPH05339301A (ja) * | 1992-06-05 | 1993-12-21 | Shin Etsu Chem Co Ltd | カルボン酸エステル系セルロース誘導体の製造方法 |
CN1886427A (zh) * | 2003-11-28 | 2006-12-27 | 伊斯曼化学公司 | 纤维素共聚体和氧化方法 |
CN102448448A (zh) * | 2009-05-29 | 2012-05-09 | 弗拉梅技术公司 | 控释漂浮药物组合物 |
Non-Patent Citations (1)
Title |
---|
祁荣: "肠溶包衣材料羟丙甲纤维素邻苯二甲酸酯的研究", 《中国优秀博硕士学位论文全文数据库(硕士)医药卫生科技辑(半年刊)》 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105237643A (zh) * | 2015-10-30 | 2016-01-13 | 辽东学院 | 纤维素长链脂肪酸邻苯二甲酸酯及其合成制备方法 |
Also Published As
Publication number | Publication date |
---|---|
BR112015000672A2 (pt) | 2017-06-27 |
JP6166372B2 (ja) | 2017-07-19 |
WO2014031446A1 (en) | 2014-02-27 |
US10730957B2 (en) | 2020-08-04 |
KR102108814B1 (ko) | 2020-05-12 |
US20150218291A1 (en) | 2015-08-06 |
EP2888288A1 (en) | 2015-07-01 |
KR20150045506A (ko) | 2015-04-28 |
CN104797604B (zh) | 2018-03-06 |
EP2888288B1 (en) | 2021-06-09 |
MX2015002426A (es) | 2015-06-22 |
JP2015526565A (ja) | 2015-09-10 |
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PB01 | Publication | ||
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210518 Address after: New York State, USA Patentee after: Nutrition and biotechnology USA first LLC Address before: Delaware, USA Patentee before: DDP special electronic materials USA Co.,Ltd. Effective date of registration: 20210518 Address after: michigan Patentee after: THE DOW CHEMICAL Co. Address before: michigan Patentee before: DOW GLOBAL TECHNOLOGIES LLC Effective date of registration: 20210518 Address after: Delaware, USA Patentee after: DDP special electronic materials American Co. Address before: michigan Patentee before: THE DOW CHEMICAL Co. Effective date of registration: 20210518 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. |
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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: 20180306 |