BR112017014254A2 - processo para produção de um derivado de celulose solúvel em água tendo um teor reduzido de partículas insolúveis de água - Google Patents
processo para produção de um derivado de celulose solúvel em água tendo um teor reduzido de partículas insolúveis de águaInfo
- Publication number
- BR112017014254A2 BR112017014254A2 BR112017014254A BR112017014254A BR112017014254A2 BR 112017014254 A2 BR112017014254 A2 BR 112017014254A2 BR 112017014254 A BR112017014254 A BR 112017014254A BR 112017014254 A BR112017014254 A BR 112017014254A BR 112017014254 A2 BR112017014254 A2 BR 112017014254A2
- Authority
- BR
- Brazil
- Prior art keywords
- cellulose derivative
- water
- producing
- cellulose
- derivative
- Prior art date
Links
Classifications
-
- 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
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
- C08B1/08—Alkali cellulose
-
- 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
- C08B11/02—Alkyl or cycloalkyl ethers
-
- 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
- C08B11/02—Alkyl or cycloalkyl ethers
- C08B11/04—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
- C08B11/08—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals with hydroxylated hydrocarbon radicals; Esters, ethers, or acetals thereof
-
- 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
- C08B11/193—Mixed ethers, i.e. ethers with two or more different etherifying groups
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Jellies, Jams, And Syrups (AREA)
- Cosmetics (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201562100949P | 2015-01-08 | 2015-01-08 | |
US62/100,949 | 2015-01-08 | ||
PCT/US2016/012045 WO2016111929A1 (en) | 2015-01-08 | 2016-01-04 | Process for producing a water-soluble cellulose derivative having a reduced content of water-insoluble particles |
Publications (2)
Publication Number | Publication Date |
---|---|
BR112017014254A2 true BR112017014254A2 (pt) | 2018-02-20 |
BR112017014254B1 BR112017014254B1 (pt) | 2021-11-23 |
Family
ID=55305058
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112017014254-6A BR112017014254B1 (pt) | 2015-01-08 | 2016-01-04 | Processo para a produção de derivado de celulose solúvel em água, processo para a produção de um derivado de celulose solúvel em água tendo uma redução do teor de partículas insolúveis em água e processo para produção de um éter de celulose esterificado |
Country Status (8)
Country | Link |
---|---|
US (1) | US10730956B2 (pt) |
EP (1) | EP3242896B1 (pt) |
JP (1) | JP6271817B1 (pt) |
KR (1) | KR101805756B1 (pt) |
CN (2) | CN113735982A (pt) |
BR (1) | BR112017014254B1 (pt) |
MX (1) | MX359559B (pt) |
WO (1) | WO2016111929A1 (pt) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11136415B2 (en) * | 2017-03-23 | 2021-10-05 | Shin-Etsu Chemical Co., Ltd. | Method for producing hydroxypropyl methyl cellulose |
CN112639004B (zh) * | 2018-09-04 | 2023-06-16 | 信越化学工业株式会社 | 纤维素组合物、纤维素成型体以及纤维素组合物的制造方法 |
CN111333735B (zh) * | 2020-04-16 | 2021-03-02 | 江南大学 | 一种制备纺丝用低取代度羟乙基纤维素溶液的方法 |
CN116380876B (zh) * | 2023-05-26 | 2023-09-19 | 北京市农林科学院智能装备技术研究中心 | 一种水体中磷元素含量的检测方法 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3435027A (en) | 1965-12-13 | 1969-03-25 | Hercules Inc | Cellulose ether-esters and process |
US3839319A (en) | 1973-01-26 | 1974-10-01 | Dow Chemical Co | Hydroxypropyl methylcellulose ethers and method of preparation |
US4226981A (en) | 1977-09-28 | 1980-10-07 | Shin-Etsu Chemical Co., Ltd. | Ether-ester derivatives of cellulose and their applications |
US4477657A (en) | 1983-07-08 | 1984-10-16 | The Dow Chemical Company | Process for preparing hydroxyalkylcellulose ethers |
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 |
JPH01100050A (ja) * | 1987-10-13 | 1989-04-18 | Shin Etsu Chem Co Ltd | 押出し成形用セラミック材料の製造方法 |
JP2502628B2 (ja) | 1987-10-22 | 1996-05-29 | 信越化学工業株式会社 | 押出し成形用セラミック材料 |
DE4112849A1 (de) * | 1990-04-26 | 1991-10-31 | Hoechst Ag | Verfahren zum abtrennen und reinigen von celluloseethern aus einer celluloseethersuspension |
JP3843543B2 (ja) | 1997-06-17 | 2006-11-08 | ブラザー工業株式会社 | シート体排出装置 |
JP4076033B2 (ja) * | 1998-03-31 | 2008-04-16 | Tdk株式会社 | セラミックス押し出し成形体の製造方法 |
JP2004026861A (ja) * | 2002-06-21 | 2004-01-29 | Shin Etsu Chem Co Ltd | 濾過性に優れる水溶性セルロースエーテル及びその選定方法 |
WO2005115330A2 (en) | 2004-05-28 | 2005-12-08 | Pfizer Products Inc. | Pharmaceutical compositions with enhanced performance |
PL2627675T3 (pl) * | 2010-10-12 | 2017-11-30 | Dow Global Technologies Llc | Nowe etery celulozy i ich zastosowanie |
KR101945756B1 (ko) | 2011-04-06 | 2019-02-11 | 다우 글로벌 테크놀로지스 엘엘씨 | 수용성 셀룰로스 유도체 내의 수불용성 섬유의 양을 감소시키는 방법 |
WO2012138533A1 (en) * | 2011-04-06 | 2012-10-11 | Dow Global Technologies Llc | Process for producing cellulose derivatives of high bulk density, good flowability and improved dispersibility in cold water |
WO2013119443A1 (en) | 2012-02-10 | 2013-08-15 | Dow Global Technologies Llc | Composition for extrusion-molded ceramic bodies comprising a cellulose derivative of certain median particle length |
CN104245741B (zh) | 2012-03-27 | 2017-05-24 | 陶氏环球技术有限责任公司 | 一种制备纤维素醚的酯的方法 |
JP2014015373A (ja) * | 2012-07-11 | 2014-01-30 | Murata Mfg Co Ltd | バインダ樹脂の製造方法、セラミック焼結体の製造方法、及びセラミック焼結体 |
US20150203595A1 (en) | 2012-08-24 | 2015-07-23 | Dow Global Technologies Llc | Process for preparing an ester of a cellulose ether in the presence of an alkali metal carboxylate |
US9487594B2 (en) * | 2013-06-26 | 2016-11-08 | Shin-Etsu Chemical Co., Ltd. | Method for producing water-soluble nonionic cellulose ether excellent in storage stability |
-
2016
- 2016-01-04 CN CN202110749521.7A patent/CN113735982A/zh active Pending
- 2016-01-04 WO PCT/US2016/012045 patent/WO2016111929A1/en active Application Filing
- 2016-01-04 KR KR1020177019353A patent/KR101805756B1/ko active IP Right Grant
- 2016-01-04 CN CN201680004491.4A patent/CN107108758A/zh active Pending
- 2016-01-04 JP JP2017535896A patent/JP6271817B1/ja not_active Expired - Fee Related
- 2016-01-04 EP EP16703182.2A patent/EP3242896B1/en not_active Not-in-force
- 2016-01-04 MX MX2017008511A patent/MX359559B/es active IP Right Grant
- 2016-01-04 US US15/541,642 patent/US10730956B2/en active Active
- 2016-01-04 BR BR112017014254-6A patent/BR112017014254B1/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
BR112017014254B1 (pt) | 2021-11-23 |
JP6271817B1 (ja) | 2018-01-31 |
EP3242896A1 (en) | 2017-11-15 |
MX2017008511A (es) | 2017-12-18 |
KR20170094410A (ko) | 2017-08-17 |
US10730956B2 (en) | 2020-08-04 |
CN107108758A (zh) | 2017-08-29 |
US20170355782A1 (en) | 2017-12-14 |
WO2016111929A1 (en) | 2016-07-14 |
KR101805756B1 (ko) | 2018-01-10 |
EP3242896B1 (en) | 2018-12-05 |
CN113735982A (zh) | 2021-12-03 |
MX359559B (es) | 2018-10-02 |
JP2018505269A (ja) | 2018-02-22 |
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Legal Events
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B25A | Requested transfer of rights approved |
Owner name: THE DOW CHEMICAL COMPANY (US) |
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Owner name: DDP SPECIALTY ELECTRONIC MATERIALS US, INC. (US) |
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Owner name: DDP SPECIALTY ELECTRONIC MATERIALS US, LLC (US) |
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B350 | Update of information on the portal [chapter 15.35 patent gazette] | ||
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Owner name: NUTRITION AND BIOSCIENCES USA 1, LLC (US) |
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B24J | Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12) |
Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2703 DE 25-10-2022 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013. |