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MX2017011128A - Eteres de celulosa esterificada de gelificacion. - Google Patents

Eteres de celulosa esterificada de gelificacion.

Info

Publication number
MX2017011128A
MX2017011128A MX2017011128A MX2017011128A MX2017011128A MX 2017011128 A MX2017011128 A MX 2017011128A MX 2017011128 A MX2017011128 A MX 2017011128A MX 2017011128 A MX2017011128 A MX 2017011128A MX 2017011128 A MX2017011128 A MX 2017011128A
Authority
MX
Mexico
Prior art keywords
esterified cellulose
gelling
cellulose ethers
groups
cooh
Prior art date
Application number
MX2017011128A
Other languages
English (en)
Inventor
Petermann Oliver
Knarr 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=55590148&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=MX2017011128(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Dow Global Technologies Llc filed Critical Dow Global Technologies Llc
Publication of MX2017011128A publication Critical patent/MX2017011128A/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
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES, NOT OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF
    • A23L33/00—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
    • A23L33/10—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof using additives
    • A23L33/125—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof using additives containing carbohydrate syrups; containing sugars; containing sugar alcohols; containing starch hydrolysates
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23P—SHAPING OR WORKING OF FOODSTUFFS, NOT FULLY COVERED BY A SINGLE OTHER SUBCLASS
    • A23P10/00—Shaping or working of foodstuffs characterised by the products
    • A23P10/30—Encapsulation of particles, e.g. foodstuff additives
    • 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
    • A61K9/08—Solutions
    • 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
    • A61K9/10—Dispersions; Emulsions
    • 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
    • A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/141—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers
    • A61K9/146—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers with organic macromolecular compounds
    • 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
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/4816—Wall or shell material
    • 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
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/4841—Filling excipients; Inactive ingredients
    • A61K9/4866—Organic macromolecular compounds
    • 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
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/5005—Wall or coating material
    • A61K9/5021—Organic macromolecular compounds
    • A61K9/5036—Polysaccharides, e.g. gums, alginate; Cyclodextrin
    • A61K9/5042—Cellulose; Cellulose derivatives, e.g. phthalate or acetate succinate esters of hydroxypropyl methylcellulose
    • 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
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/08—Cellulose derivatives
    • C08L1/32—Cellulose ether-esters
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23V—INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2002/00—Food compositions, function of food ingredients or processes for food or foodstuffs

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Polymers & Plastics (AREA)
  • Epidemiology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Biochemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Food Science & Technology (AREA)
  • Inorganic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Molecular Biology (AREA)
  • Mycology (AREA)
  • Nutrition Science (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Medicinal Preparation (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)

Abstract

Una celulosa esterificada que comprende grupos acilo alifáticos monovalentes y grupos de la fórmula -C(O) -R-COOH, siendo R un grupo hidrocarburo divalente, tiene las siguientes propiedades: i) el grado de neutralización de los grupos -C(O) -R-COOH no sea superior a 0.4, ii) el grado total de sustitución del éster es de 0.03 a 0.38, y iii) el éter de celulosa esterificada tiene una solubilidad en agua de al menos 2.0 por ciento en peso a 20°C.
MX2017011128A 2015-03-16 2016-03-08 Eteres de celulosa esterificada de gelificacion. MX2017011128A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201562133518P 2015-03-16 2015-03-16
PCT/US2016/021326 WO2016148976A1 (en) 2015-03-16 2016-03-08 Gelling esterified cellulose ethers

Publications (1)

Publication Number Publication Date
MX2017011128A true MX2017011128A (es) 2017-11-28

Family

ID=55590148

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2017011128A MX2017011128A (es) 2015-03-16 2016-03-08 Eteres de celulosa esterificada de gelificacion.

Country Status (9)

Country Link
US (1) US10759874B2 (es)
EP (1) EP3270970B1 (es)
JP (1) JP6371483B2 (es)
KR (1) KR20170128355A (es)
CN (1) CN107406522B (es)
BR (1) BR112017018367A2 (es)
CO (1) CO2017009910A2 (es)
MX (1) MX2017011128A (es)
WO (1) WO2016148976A1 (es)

Families Citing this family (11)

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Publication number Priority date Publication date Assignee Title
KR20170128358A (ko) * 2015-03-16 2017-11-22 다우 글로벌 테크놀로지스 엘엘씨 낮은 중화도를 갖는 수용성 에스테르화 셀룰로오스 에테르
US10377835B2 (en) 2015-03-16 2019-08-13 Dow Global Technologies Llc Water-soluble esterified cellulose ethers
CN108348466A (zh) 2015-12-08 2018-07-31 陶氏环球技术有限责任公司 包含纤维素醚和水溶性酯化纤维素醚的组合物
WO2017146853A1 (en) 2016-02-24 2017-08-31 Dow Global Technologies Llc Aqueous composition comprising water-soluble esterified cellulose ethers
US10513599B2 (en) * 2016-08-23 2019-12-24 Global Dow Technologies LLC Cellulose ether acetate phthalates
US20210115161A1 (en) * 2017-03-17 2021-04-22 Dow Global Technologies Llc Process for Recovering an Esterified Cellulose Ether from a Reaction Product Mixture
WO2019022822A1 (en) 2017-07-26 2019-01-31 Dow Global Technologies Llc WATER-SOLUBLE POLYSACCHARIDES WITH IMPROVED PALABILITY
WO2019022818A1 (en) 2017-07-26 2019-01-31 Dow Global Technologies Llc PROCESS FOR PRODUCING HYDROGELS BASED ON ESTERIFIED CELLULOSE ETHERS
WO2019022819A1 (en) 2017-07-26 2019-01-31 Dow Global Technologies Llc PROCESS FOR PRODUCING HYDROGELS BASED ON LOW MOLECULAR WEIGHT HUMAN EMIER CELLULOSE ETHERS
WO2019108264A1 (en) 2017-11-29 2019-06-06 Dow Global Technologies Llc Hydrogels based on esterified cellulose ethers
WO2020117736A1 (en) 2018-12-04 2020-06-11 DDP Specialty Electronic Materials US, Inc. Hydroxypropyl methylcellulose acetate succinates of very high molecular weight

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DE2917104A1 (de) 1979-04-27 1980-11-06 Hoechst Ag Verfahren zur viskositaetserniedrigung von celluloseethern durch ozon und seine verwendung
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JPS572218A (en) * 1980-06-05 1982-01-07 Shionogi & Co Ltd Capsule agent for rectal administration
JPS5763301A (en) * 1980-10-06 1982-04-16 Shin Etsu Chem Co Ltd Cellulose ether acidic succinoyl and acidic phthaloyl mixed ester
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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
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EP0872233A1 (en) 1997-04-14 1998-10-21 Janssen Pharmaceutica N.V. Antiretroviral compositions with improved bioavailability
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DE10141680B4 (de) 2001-08-25 2004-02-26 Clariant Gmbh Verfahren zur Herstellung niederviskoser Celluloseether durch sauer-oxidativen Abbau von gemahlenen und getrockneten Celluloseethern
ATE409462T1 (de) 2004-05-28 2008-10-15 Pfizer Prod Inc Pharmazeutische zusammensetzungen mit verbesserter leistung enthaltend ein hpmca polymer
KR101705204B1 (ko) 2009-09-11 2017-02-09 롯데정밀화학 주식회사 장용성 경질 캡슐용 수성 조성물, 장용성 경질 캡슐의 제조방법 및 장용성 경질 캡슐
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CN104755503B (zh) 2012-08-24 2018-03-06 陶氏环球技术有限责任公司 在脂族羧酸的存在下制备纤维素醚的酯的方法
BR112015002056A2 (pt) * 2012-08-24 2017-07-04 Dow Global Technologies Llc éter de celulose esterificado, composição, dispersão sólida, processo para produzir a dispersão sólida, forma de dosagem e invólucro de cápsula
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KR20160030961A (ko) 2013-07-17 2016-03-21 다우 글로벌 테크놀로지스 엘엘씨 메틸셀룰로오스를 포함하는 점막에 적용하기 위한 조성물
KR20170128358A (ko) 2015-03-16 2017-11-22 다우 글로벌 테크놀로지스 엘엘씨 낮은 중화도를 갖는 수용성 에스테르화 셀룰로오스 에테르
US20180071396A1 (en) 2015-03-16 2018-03-15 Dow Global Technologies Llc Aqueous solution of an esterified cellulose ether

Also Published As

Publication number Publication date
US20180072820A1 (en) 2018-03-15
KR20170128355A (ko) 2017-11-22
US10759874B2 (en) 2020-09-01
BR112017018367A2 (pt) 2018-04-10
EP3270970B1 (en) 2019-01-09
CN107406522A (zh) 2017-11-28
WO2016148976A1 (en) 2016-09-22
JP2018509506A (ja) 2018-04-05
JP6371483B2 (ja) 2018-08-08
CO2017009910A2 (es) 2019-05-31
CN107406522B (zh) 2019-02-26
EP3270970A1 (en) 2018-01-24

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