FI107929B - Menetelmä level-off-DP-selluloosan valmistamiseksi - Google Patents
Menetelmä level-off-DP-selluloosan valmistamiseksi Download PDFInfo
- Publication number
- FI107929B FI107929B FI945856A FI945856A FI107929B FI 107929 B FI107929 B FI 107929B FI 945856 A FI945856 A FI 945856A FI 945856 A FI945856 A FI 945856A FI 107929 B FI107929 B FI 107929B
- Authority
- FI
- Finland
- Prior art keywords
- cellulose
- level
- process according
- pressure
- oxygen
- 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
- C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
- C08B15/02—Oxycellulose; Hydrocellulose; Cellulosehydrate, e.g. microcrystalline cellulose
Landscapes
- 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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4342442 | 1993-12-13 | ||
DE4342442A DE4342442C2 (de) | 1993-12-13 | 1993-12-13 | Verfahren zur Herstellung von Level-off DP Cellulose (LODP Cellulose) und ihre Desaggregierung zu mikrokristalliner Cellulose |
Publications (3)
Publication Number | Publication Date |
---|---|
FI945856A0 FI945856A0 (fi) | 1994-12-13 |
FI945856A FI945856A (fi) | 1995-06-14 |
FI107929B true FI107929B (fi) | 2001-10-31 |
Family
ID=6504864
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI945856A FI107929B (fi) | 1993-12-13 | 1994-12-13 | Menetelmä level-off-DP-selluloosan valmistamiseksi |
Country Status (8)
Country | Link |
---|---|
US (1) | US5543511A (zh) |
EP (1) | EP0657472A1 (zh) |
JP (1) | JPH07206901A (zh) |
BR (1) | BR9404978A (zh) |
CA (1) | CA2137890A1 (zh) |
DE (1) | DE4342442C2 (zh) |
FI (1) | FI107929B (zh) |
TW (1) | TW267172B (zh) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6471727B2 (en) | 1996-08-23 | 2002-10-29 | Weyerhaeuser Company | Lyocell fibers, and compositions for making the same |
US6306334B1 (en) | 1996-08-23 | 2001-10-23 | The Weyerhaeuser Company | Process for melt blowing continuous lyocell fibers |
US6331354B1 (en) * | 1996-08-23 | 2001-12-18 | Weyerhaeuser Company | Alkaline pulp having low average degree of polymerization values and method of producing the same |
US5769934A (en) * | 1997-01-15 | 1998-06-23 | Fmc Corporation | Method for producing microcrystalline cellulose |
AU7421698A (en) * | 1998-05-14 | 1999-12-06 | Kemestrie Inc. | Process for preparing a high purity chemical-free microcrystalline cellulose from a chemically produced cellulose |
US6773648B2 (en) | 1998-11-03 | 2004-08-10 | Weyerhaeuser Company | Meltblown process with mechanical attenuation |
EP1226179A4 (en) * | 1999-07-02 | 2002-10-29 | Mendell Co Inc Edward | PULP PROCESSING FOR THE PRODUCTION OF MICROCRYSTALLINE CELLULOSE |
AU2002225936A1 (en) * | 2000-11-03 | 2002-05-15 | Penwest Pharmaceutical Company | Process for producing microcrystalline cellulose with a desired dp |
DE10209812A1 (de) * | 2001-03-22 | 2002-09-26 | Degussa Construction Chem Gmbh | Verwendung von wasserlöslichen Polysaccharid-Derivaten als Dispergiermittel für mineralische Bindemittelsuspensionen |
RU2343160C2 (ru) * | 2002-07-26 | 2009-01-10 | Фмк Корпорейшн | Получение микрокристаллической целлюлозы |
US7005514B2 (en) * | 2002-10-16 | 2006-02-28 | International Paper Company | Process for preparing microcrystalline cellulose |
US7037405B2 (en) * | 2003-05-14 | 2006-05-02 | International Paper Company | Surface treatment with texturized microcrystalline cellulose microfibrils for improved paper and paper board |
US7497924B2 (en) * | 2003-05-14 | 2009-03-03 | International Paper Company | Surface treatment with texturized microcrystalline cellulose microfibrils for improved paper and paper board |
JPWO2005049869A1 (ja) * | 2003-11-21 | 2007-06-07 | タマティーエルオー株式会社 | 有機化合物の加水分解方法 |
US20050239744A1 (en) * | 2004-04-22 | 2005-10-27 | Michael Ioelovich | Method of producing microcrystalline cellulose-containing compositions |
JP4651086B2 (ja) * | 2005-03-22 | 2011-03-16 | トヨタ自動車株式会社 | セルロースの分解方法 |
US7815876B2 (en) | 2006-11-03 | 2010-10-19 | Olson David A | Reactor pump for catalyzed hydrolytic splitting of cellulose |
US7815741B2 (en) | 2006-11-03 | 2010-10-19 | Olson David A | Reactor pump for catalyzed hydrolytic splitting of cellulose |
ES2348843B1 (es) * | 2009-05-14 | 2011-10-07 | Blanver Farmoquimica Ltda. | Procedimiento para la preparacion de celulosa microcristalina. |
FI123270B2 (fi) * | 2010-06-07 | 2019-04-15 | Kemira Oyj | Mikroselluloosan valmistus |
FI126842B (fi) | 2010-06-07 | 2017-06-15 | Aalto Univ Found | Uusi menetelmä mikroselluloosan valmistamiseksi |
FI126573B (fi) | 2010-06-07 | 2017-02-28 | Kemira Oyj | Menetelmä mikroselluloosan valmistamiseksi |
FI126649B (fi) | 2010-06-07 | 2017-03-31 | Aalto Univ Found | Uusi menetelmä mikroselluloosan valmistamiseksi |
CN103857739B (zh) | 2011-10-05 | 2017-04-19 | Fmc有限公司 | 共磨碎微晶纤维素和羧甲基纤维素的稳定剂组合物、制备方法和应用 |
US9826763B2 (en) | 2011-10-05 | 2017-11-28 | Fmc Corporation | Stabilizer composition of microcrystalline cellulose and carboxymethylcellulose, method for making, and uses |
PL2787837T3 (pl) | 2011-12-09 | 2017-09-29 | Fmc Corporation | Współścierana kompozycja stabilizatora |
CN102617750A (zh) * | 2012-03-07 | 2012-08-01 | 中国科技开发院广西分院 | 一种二氧化碳催化制备微分子右旋糖酐的方法 |
CN102702361B (zh) * | 2012-05-19 | 2014-03-19 | 吉林大学 | 一种微晶纤维素的酯化改性方法 |
CN107072271A (zh) | 2014-11-03 | 2017-08-18 | Fmc有限公司 | 包含从不溶性纤维素浆料制备的胶体微晶纤维素的有效植物蛋白饮品稳定剂 |
US10597820B2 (en) | 2015-05-14 | 2020-03-24 | DuPont Nutrition USA, Inc. | Method of making bleached microcrystalline cellulose |
CN108264569B (zh) * | 2017-01-03 | 2020-01-03 | 中国科学院金属研究所 | 一种纤维素ii型纳米晶粒子及其制备方法和应用 |
WO2022125895A1 (en) | 2020-12-11 | 2022-06-16 | Dupont Nutrition Biosciences Aps | Microcrystalline cellulose, compositions, methods of making the same and food products comprising them |
EP4277948A1 (en) | 2021-01-13 | 2023-11-22 | Nutrition & Biosciences USA 1, LLC | Improved method for the preparation of colloidal microcrystalline cellulose |
WO2022152763A1 (en) | 2021-01-13 | 2022-07-21 | Nutrition & Biosciences Usa 1, Llc | Improved method for the preparation of microcrystalline cellulose |
WO2023094048A1 (en) | 2021-11-24 | 2023-06-01 | Nutrition & Biosciences Usa 1, Llc | Process for producing microcrystalline cellulose with reduced nitrite salt content |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL113985C (zh) * | 1957-01-28 | |||
US3278519A (en) * | 1960-05-06 | 1966-10-11 | Fmc Corp | Formed products of cellulose crystallite aggregates |
US3012914A (en) * | 1960-11-14 | 1961-12-12 | American Viscose Corp | Reconstituted tobacco products and method of manufacture |
US3141875A (en) * | 1961-03-15 | 1964-07-21 | Fmc Corp | Crystallite aggregates disintegrated in acid medium |
US3146168A (en) * | 1962-04-10 | 1964-08-25 | Fmc Corp | Manufacture of pharmaceutical preparations containing cellulose crystallite aggregates |
SU767124A1 (ru) * | 1978-07-31 | 1980-09-30 | Сибирский технологический институт | Способ определени фракционного состава целлюлозы |
CA1198703A (en) * | 1984-08-02 | 1985-12-31 | Edward A. De Long | Method of producing level off d p microcrystalline cellulose and glucose from lignocellulosic material |
DD245823A1 (de) * | 1986-01-22 | 1987-05-20 | Zellstoff Und Papier Stammbetr | Verfahren zur kontinuierlichen durchfuehrung von technologischen prozessen unter erhoehtem druck |
DE3618377A1 (de) * | 1986-05-31 | 1987-12-03 | Wolff Walsrode Ag | Verfahren zur herstellung von mikrokristalliner cellulose |
RU1796632C (ru) * | 1990-05-29 | 1993-02-23 | Советско-Шведское Совместное Предприятие "Техноферм - Инжиниринг" | Способ получени порошковой целлюлозы |
-
1993
- 1993-12-13 DE DE4342442A patent/DE4342442C2/de not_active Expired - Fee Related
-
1994
- 1994-12-06 EP EP94119200A patent/EP0657472A1/de not_active Withdrawn
- 1994-12-08 TW TW083111415A patent/TW267172B/zh active
- 1994-12-12 JP JP6308014A patent/JPH07206901A/ja active Pending
- 1994-12-12 CA CA002137890A patent/CA2137890A1/en not_active Abandoned
- 1994-12-12 US US08/354,788 patent/US5543511A/en not_active Expired - Fee Related
- 1994-12-13 FI FI945856A patent/FI107929B/fi active
- 1994-12-13 BR BR9404978A patent/BR9404978A/pt not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
FI945856A0 (fi) | 1994-12-13 |
BR9404978A (pt) | 1995-08-08 |
EP0657472A1 (de) | 1995-06-14 |
FI945856A (fi) | 1995-06-14 |
TW267172B (zh) | 1996-01-01 |
CA2137890A1 (en) | 1995-06-14 |
US5543511A (en) | 1996-08-06 |
JPH07206901A (ja) | 1995-08-08 |
DE4342442C2 (de) | 1996-11-21 |
DE4342442A1 (de) | 1995-06-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GB | Transfer or assigment of application |
Owner name: MANFRED BERGFELD |