SE396393B - Hydroxipropylmetylcellulosaeter loslig i vatten och i vattenfri metanol, avsedd att anvendas som fortjockninsmedel, vid beleggning av tabeletter och for gjutning av filmer - Google Patents

Hydroxipropylmetylcellulosaeter loslig i vatten och i vattenfri metanol, avsedd att anvendas som fortjockninsmedel, vid beleggning av tabeletter och for gjutning av filmer

Info

Publication number
SE396393B
SE396393B SE7401016A SE7401016A SE396393B SE 396393 B SE396393 B SE 396393B SE 7401016 A SE7401016 A SE 7401016A SE 7401016 A SE7401016 A SE 7401016A SE 396393 B SE396393 B SE 396393B
Authority
SE
Sweden
Prior art keywords
hydroxipropylmethylellellosaeter
waterfree
methanol
soluble
thickness
Prior art date
Application number
SE7401016A
Other languages
English (en)
Swedish (sv)
Inventor
Jr G K Greminger
C P Strange
K L Krumel
Jr J L Hudson
Original Assignee
Dow Chemical Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dow Chemical Co filed Critical Dow Chemical Co
Publication of SE396393B publication Critical patent/SE396393B/xx

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
    • C08B11/193—Mixed ethers, i.e. ethers with two or more different etherifying groups

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)
  • Medicinal Preparation (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
SE7401016A 1973-01-26 1974-01-25 Hydroxipropylmetylcellulosaeter loslig i vatten och i vattenfri metanol, avsedd att anvendas som fortjockninsmedel, vid beleggning av tabeletter och for gjutning av filmer SE396393B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00327013A US3839319A (en) 1973-01-26 1973-01-26 Hydroxypropyl methylcellulose ethers and method of preparation

Publications (1)

Publication Number Publication Date
SE396393B true SE396393B (sv) 1977-09-19

Family

ID=23274758

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7401016A SE396393B (sv) 1973-01-26 1974-01-25 Hydroxipropylmetylcellulosaeter loslig i vatten och i vattenfri metanol, avsedd att anvendas som fortjockninsmedel, vid beleggning av tabeletter och for gjutning av filmer

Country Status (12)

Country Link
US (1) US3839319A (xx)
JP (1) JPS49107081A (xx)
AU (1) AU476424B2 (xx)
BE (1) BE810160A (xx)
BR (1) BR7400530D0 (xx)
CA (1) CA1010856A (xx)
DE (1) DE2402740A1 (xx)
FR (1) FR2215427B1 (xx)
GB (1) GB1451412A (xx)
IT (1) IT1002757B (xx)
NL (1) NL7400870A (xx)
SE (1) SE396393B (xx)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3954626A (en) * 1973-09-24 1976-05-04 The Dow Chemical Company Well treating composition and method
US4096325A (en) * 1976-02-20 1978-06-20 Anheuser-Busch, Incorporated Methyl hydroxypropyl cellulose ethers
US4369172A (en) * 1981-12-18 1983-01-18 Forest Laboratories Inc. Prolonged release therapeutic compositions based on hydroxypropylmethylcellulose
DE3151681A1 (de) 1981-12-28 1983-07-07 Henkel KGaA, 4000 Düsseldorf "hydroxyalkylcellulosen mit verbesserter stabilitaet gegen abbau, verfahren zu ihrer herstellung und ihre verwendung"
US4389393A (en) * 1982-03-26 1983-06-21 Forest Laboratories, Inc. Sustained release therapeutic compositions based on high molecular weight hydroxypropylmethylcellulose
US4419510A (en) * 1982-07-30 1983-12-06 The Dow Chemical Company Method for controlling cellulose etherification reaction
US4429120A (en) 1982-12-29 1984-01-31 The Dow Chemical Company Ethylhydroxyalkylmethylcellulose ethers
DE3316124A1 (de) * 1983-05-03 1984-11-08 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung von wasserloeslichen cellulosemischethern
US4477657A (en) * 1983-07-08 1984-10-16 The Dow Chemical Company Process for preparing hydroxyalkylcellulose ethers
US4456751A (en) * 1983-09-22 1984-06-26 The Dow Chemical Company Multiple stage process for preparing mixed hydroxyalkylcellulose ethers
US4523010A (en) * 1984-06-15 1985-06-11 Hercules Incorporated Dihydroxypropyl mixed ether derivatives of cellulose
GR860550B (en) 1985-02-28 1986-06-24 Dow Chemical Co Hydroxypropyl methyl cellulose ethers useful as suspending agents for suspension polymerization of vinyl chloride and as thickening agents for organic liquid
US5003057A (en) * 1988-12-23 1991-03-26 Henkel Kommanditgesellschaft Auf Aktien Process for production of glycosides
DE4015160A1 (de) 1990-05-11 1991-11-14 Wolff Walsrode Ag Methylhydroxypropylcelluloseether und verfahren zu ihrer herstellung
US5969052A (en) 1996-12-31 1999-10-19 Kimberly Clark Worldwide, Inc. Temperature sensitive polymers and water-dispersible products containing the polymers
US5770528A (en) * 1996-12-31 1998-06-23 Kimberly-Clark Worldwide, Inc. Methylated hydroxypropylcellulose and temperature responsive products made therefrom
US5986004A (en) 1997-03-17 1999-11-16 Kimberly-Clark Worldwide, Inc. Ion sensitive polymeric materials
US7179486B1 (en) 1997-04-01 2007-02-20 Nostrum Pharmaceuticals, Inc. Process for preparing sustained release tablets
US6043317A (en) 1997-05-23 2000-03-28 Kimberly-Clark Worldwide, Inc. Ion sensitive binder for fibrous materials
US5976694A (en) 1997-10-03 1999-11-02 Kimberly-Clark Worldwide, Inc. Water-sensitive compositions for improved processability
US7276459B1 (en) 2000-05-04 2007-10-02 Kimberly-Clark Worldwide, Inc. Ion-sensitive, water-dispersible polymers, a method of making same and items using same
US6423804B1 (en) 1998-12-31 2002-07-23 Kimberly-Clark Worldwide, Inc. Ion-sensitive hard water dispersible polymers and applications therefor
US6713414B1 (en) 2000-05-04 2004-03-30 Kimberly-Clark Worldwide, Inc. Ion-sensitive, water-dispersible polymers, a method of making same and items using same
US6579570B1 (en) 2000-05-04 2003-06-17 Kimberly-Clark Worldwide, Inc. Ion-sensitive, water-dispersible polymers, a method of making same and items using same
US6204369B1 (en) 1999-06-08 2001-03-20 Henkel Corporation Process for the preparation of alykl polyglycosides
US6444214B1 (en) 2000-05-04 2002-09-03 Kimberly-Clark Worldwide, Inc. Ion-sensitive, water-dispersible polymers, a method of making same and items using same
US6599848B1 (en) 2000-05-04 2003-07-29 Kimberly-Clark Worldwide, Inc. Ion-sensitive, water-dispersible polymers, a method of making same and items using same
US6429261B1 (en) 2000-05-04 2002-08-06 Kimberly-Clark Worldwide, Inc. Ion-sensitive, water-dispersible polymers, a method of making same and items using same
US6653406B1 (en) 2000-05-04 2003-11-25 Kimberly Clark Worldwide, Inc. Ion-sensitive, water-dispersible polymers, a method of making same and items using same
US6683143B1 (en) 2000-05-04 2004-01-27 Kimberly Clark Worldwide, Inc. Ion-sensitive, water-dispersible polymers, a method of making same and items using same
US7101612B2 (en) 2000-05-04 2006-09-05 Kimberly Clark Worldwide, Inc. Pre-moistened wipe product
US6548592B1 (en) 2000-05-04 2003-04-15 Kimberly-Clark Worldwide, Inc. Ion-sensitive, water-dispersible polymers, a method of making same and items using same
US6815502B1 (en) 2000-05-04 2004-11-09 Kimberly-Clark Worldwide, Inc. Ion-sensitive, water-dispersable polymers, a method of making same and items using same
US6835678B2 (en) 2000-05-04 2004-12-28 Kimberly-Clark Worldwide, Inc. Ion sensitive, water-dispersible fabrics, a method of making same and items using same
DE10038978A1 (de) 2000-08-10 2002-02-21 Wolff Walsrode Ag Verfahren zur Herstellung von Alkylhydroxyalkylcellulose
US7070854B2 (en) 2001-03-22 2006-07-04 Kimberly-Clark Worldwide, Inc. Water-dispersible, cationic polymers, a method of making same and items using same
US6828014B2 (en) 2001-03-22 2004-12-07 Kimberly-Clark Worldwide, Inc. Water-dispersible, cationic polymers, a method of making same and items using same
US6897168B2 (en) 2001-03-22 2005-05-24 Kimberly-Clark Worldwide, Inc. Water-dispersible, cationic polymers, a method of making same and items using same
US6908966B2 (en) 2001-03-22 2005-06-21 Kimberly-Clark Worldwide, Inc. Water-dispersible, cationic polymers, a method of making same and items using same
CN1507453A (zh) * 2001-05-21 2004-06-23 陶氏环球技术公司 生产烷基羟烷基纤维素醚的方法
DE10135464A1 (de) * 2001-07-20 2003-02-06 Wolff Walsrode Ag Verfahren zur Herstellung von Alkylhydroxyalkylcellulose
JP4122860B2 (ja) 2002-06-21 2008-07-23 株式会社ダイフク 移動体使用の搬送設備
PT103884A (pt) * 2006-11-17 2008-05-19 Astrazeneca Ab Composições de libertação prolongada e métodos para a sua preparação
CN102307906B (zh) 2009-03-05 2014-03-12 陶氏环球技术有限责任公司 用于改进的碱纤维素和纤维素衍生物的制备的方法
WO2012051035A1 (en) * 2010-10-12 2012-04-19 Dow Global Technologies Llc Novel cellulose ethers and their use
WO2012051034A1 (en) * 2010-10-12 2012-04-19 Dow Global Technologies Llc Novel cellulose ethers and their use
MX355025B (es) 2014-10-31 2018-04-02 Dow Global Technologies Llc Proceso eficiente para preparar ester de eter de celulosa.
CN107108758A (zh) 2015-01-08 2017-08-29 陶氏环球技术有限责任公司 用于生产具有降低含量的水不溶性颗粒的水溶性纤维素衍生物的方法
CN109851681A (zh) * 2018-12-19 2019-06-07 安徽山河药用辅料股份有限公司 一种植物胶囊专用羟丙甲纤维素的制备方法

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Publication number Priority date Publication date Assignee Title
US2958607A (en) * 1958-01-23 1960-11-01 Dow Chemical Co Water-soluble thermoplastic cellulose ether compositions and films prepared therefrom
FR1399176A (fr) * 1963-06-19 1965-05-14 Toyo Spinning Co Procédé de préparation d'éthers cellulosiques solubles dans l'eau
GB1144225A (en) * 1965-09-07 1969-03-05 Dow Chemical Co Preparation of medicinal capsule shells from hydroxyalkyl-alkyl cellulose ethers
US3388082A (en) * 1965-11-01 1968-06-11 Dow Chemical Co Novel hydroxypropyl methyl cellulose ethers, a process for preparing the same, and compositions utilizing such ethers
JPS4819231B1 (xx) * 1970-03-06 1973-06-12

Also Published As

Publication number Publication date
US3839319A (en) 1974-10-01
BE810160A (fr) 1974-07-25
FR2215427A1 (xx) 1974-08-23
AU6448974A (en) 1975-07-17
BR7400530D0 (pt) 1974-08-22
AU476424B2 (en) 1976-09-23
NL7400870A (xx) 1974-07-30
IT1002757B (it) 1976-05-20
GB1451412A (en) 1976-10-06
CA1010856A (en) 1977-05-24
FR2215427B1 (xx) 1978-10-27
JPS49107081A (xx) 1974-10-11
DE2402740A1 (de) 1974-08-01

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