MX356115B - Proceso para producir un succinato de acetato de eter de celulosa. - Google Patents

Proceso para producir un succinato de acetato de eter de celulosa.

Info

Publication number
MX356115B
MX356115B MX2017005151A MX2017005151A MX356115B MX 356115 B MX356115 B MX 356115B MX 2017005151 A MX2017005151 A MX 2017005151A MX 2017005151 A MX2017005151 A MX 2017005151A MX 356115 B MX356115 B MX 356115B
Authority
MX
Mexico
Prior art keywords
cellulose ether
producing
acetate succinate
ether acetate
acetic anhydride
Prior art date
Application number
MX2017005151A
Other languages
English (en)
Other versions
MX2017005151A (es
Inventor
Petermann Oliver
Sprehe Matthias
Original Assignee
Dow Global Technologies Llc
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 Global Technologies Llc filed Critical Dow Global Technologies Llc
Publication of MX2017005151A publication Critical patent/MX2017005151A/es
Publication of MX356115B publication Critical patent/MX356115B/es

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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/16—Halogen-containing compounds
    • 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
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D101/00—Coating compositions based on cellulose, modified cellulose, or cellulose derivatives
    • C09D101/08—Cellulose derivatives
    • C09D101/32—Cellulose ether-esters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
    • A61K47/36—Polysaccharides; Derivatives thereof, e.g. gums, starch, alginate, dextrin, hyaluronic acid, chitosan, inulin, agar or pectin
    • A61K47/38—Cellulose; Derivatives thereof
    • 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
    • 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
    • A61K9/2886—Dragees; Coated pills or tablets, e.g. with film or compression coating having two or more different drug-free coatings; Tablets of the type inert core-drug layer-inactive layer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Biochemistry (AREA)
  • Wood Science & Technology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Inorganic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)

Abstract

La presente invención se refiere a un proceso para producir un succinato de acetato de éter de celulosa que comprende la etapa de hacer reaccionar un éter de celulosa con anhídrido acético, anhídrido succínico y un agente de despolimerización, en donde el éter de celulosa tiene una viscosidad inicial de al menos 50 mPa•s, medida como una solución al 2% en peso en agua a 20°C, y la reacción del éter de celulosa con anhídrido acético, anhídrido succínico y el agente de despolimerización se realiza simultáneamente o en secuencia en un dispositivo de reacción.
MX2017005151A 2014-10-31 2015-10-21 Proceso para producir un succinato de acetato de eter de celulosa. MX356115B (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201462073251P 2014-10-31 2014-10-31
PCT/US2015/056586 WO2016069338A1 (en) 2014-10-31 2015-10-21 Process for producing a cellulose ether acetate succinate

Publications (2)

Publication Number Publication Date
MX2017005151A MX2017005151A (es) 2017-08-04
MX356115B true MX356115B (es) 2018-05-15

Family

ID=55858188

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2017005151A MX356115B (es) 2014-10-31 2015-10-21 Proceso para producir un succinato de acetato de eter de celulosa.

Country Status (8)

Country Link
US (1) US20170335018A1 (es)
EP (1) EP3212673B1 (es)
JP (1) JP6291137B2 (es)
KR (1) KR101839294B1 (es)
CN (1) CN107074979B (es)
BR (1) BR112017008431A2 (es)
MX (1) MX356115B (es)
WO (1) WO2016069338A1 (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX355025B (es) * 2014-10-31 2018-04-02 Dow Global Technologies Llc Proceso eficiente para preparar ester de eter de celulosa.
EP3212674B1 (en) * 2014-10-31 2018-08-22 Dow Global Technologies LLC Process for preparing an ester of a cellulose ether
BR112018074763A2 (pt) * 2016-06-23 2019-03-06 Dow Global Technologies Llc éteres de celulose esterificados que compreendem grupos ftalila
KR102490265B1 (ko) * 2016-11-02 2023-01-20 신에쓰 가가꾸 고교 가부시끼가이샤 히프로멜로오스아세트산에스테르숙신산에스테르 및 제조 방법
EP3596131B1 (en) * 2017-03-17 2021-05-05 Nutrition & Biosciences USA 1, LLC Process for recovering an esterified cellulose ether from a reaction product mixture
KR102063801B1 (ko) 2018-11-01 2020-01-08 전남대학교 산학협력단 디부틸석시네이트의 제조방법
JP7399060B2 (ja) * 2020-10-01 2023-12-15 信越化学工業株式会社 ヒドロキシプロピルメチルセルロースアセテートサクシネートの製造方法
JP7399061B2 (ja) 2020-10-01 2023-12-15 信越化学工業株式会社 ヒドロキシプロピルメチルセルロースフタレートの製造方法

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2912430A (en) * 1954-12-07 1959-11-10 Henkel & Compagnie G M B H Method of preparing esters of cellulose ether carboxylic acids
US3497496A (en) * 1967-12-21 1970-02-24 Eastman Kodak Co Process for reducing the viscosity of cellulose ethers
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
DE2436843A1 (de) * 1974-07-31 1976-02-12 Akzo Gmbh Stoffgemisch aus oxydationsprodukten von cellulose, hemicellulosen und lignin
US4226981A (en) 1977-09-28 1980-10-07 Shin-Etsu Chemical Co., Ltd. Ether-ester derivatives of cellulose and their applications
DE2917104A1 (de) 1979-04-27 1980-11-06 Hoechst Ag Verfahren zur viskositaetserniedrigung von celluloseethern durch ozon und seine verwendung
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
US5723151A (en) * 1995-11-06 1998-03-03 Eastman Chemical Company Cellulose acetate phthalate enteric coating compositions
US6261218B1 (en) * 1998-12-01 2001-07-17 The Dow Chemical Company Process and apparatus for making low molecular weight cellulose ethers
DE19941893A1 (de) * 1999-09-03 2001-03-08 Clariant Gmbh Niederviskose, heisswasser-flockbare Celluloseether, Verfahren zu deren Herstellung durch Depolymerisation sowie deren Verwendung
DE10141680B4 (de) * 2001-08-25 2004-02-26 Clariant Gmbh Verfahren zur Herstellung niederviskoser Celluloseether durch sauer-oxidativen Abbau von gemahlenen und getrockneten Celluloseethern
MXPA06013891A (es) 2004-05-28 2007-01-26 Pfizer Prod Inc Composiciones farmaceuticas con comportamiento potenciado.
WO2009061815A1 (en) * 2007-11-09 2009-05-14 Union Carbide Chemicals & Plastics Technology Llc Method for preparing very low viscosity cellulose ether and product
ITFI20080016A1 (it) * 2008-02-05 2009-08-06 Valpharma Sa Formulazioni farmaceutiche orali contenenti gliclazide.
US9040033B2 (en) 2010-06-14 2015-05-26 Dow Global Technologies Llc Hydroxypropyl methyl cellulose acetate succinate with enhanced acetate and succinate substitution
EP2831121B1 (en) 2012-03-27 2018-10-10 Dow Global Technologies LLC A process of preparing an ester of a cellulose ether
JP6254593B2 (ja) * 2012-08-24 2017-12-27 ダウ グローバル テクノロジーズ エルエルシー カルボン酸アルカリ金属塩の存在下でセルロースエーテルのエステルを調製する方法
EP2900753B1 (en) * 2012-09-25 2018-07-04 Dow Global Technologies LLC Process for producing cellulose derivatives of high bulk density, good flowability and/or dispersibility in cold water as well as low solution color
US9890220B2 (en) * 2013-03-07 2018-02-13 Dow Global Technologies Llc Esterified cellulose ethers of very high molecular weight
US9587037B2 (en) * 2013-09-23 2017-03-07 Dow Global Technologies Llc Process for recovering an esterified cellulose ether from a reaction product mixture
CN104558208A (zh) * 2013-10-31 2015-04-29 安徽山河药用辅料股份有限公司 一种制备醋酸羟丙甲纤维素琥珀酸酯的方法
MX355025B (es) * 2014-10-31 2018-04-02 Dow Global Technologies Llc Proceso eficiente para preparar ester de eter de celulosa.
EP3212674B1 (en) * 2014-10-31 2018-08-22 Dow Global Technologies LLC Process for preparing an ester of a cellulose ether

Also Published As

Publication number Publication date
KR20170061713A (ko) 2017-06-05
BR112017008431A2 (pt) 2018-01-23
MX2017005151A (es) 2017-08-04
US20170335018A1 (en) 2017-11-23
EP3212673A1 (en) 2017-09-06
KR101839294B1 (ko) 2018-04-27
JP2017531728A (ja) 2017-10-26
CN107074979A (zh) 2017-08-18
CN107074979B (zh) 2019-07-19
WO2016069338A1 (en) 2016-05-06
EP3212673B1 (en) 2018-09-12
JP6291137B2 (ja) 2018-03-14

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