CO2017010191A2 - Éteres de celulosa esterificados solubles en agua que tienen grado bajo de neutralización - Google Patents

Éteres de celulosa esterificados solubles en agua que tienen grado bajo de neutralización

Info

Publication number
CO2017010191A2
CO2017010191A2 CONC2017/0010191A CO2017010191A CO2017010191A2 CO 2017010191 A2 CO2017010191 A2 CO 2017010191A2 CO 2017010191 A CO2017010191 A CO 2017010191A CO 2017010191 A2 CO2017010191 A2 CO 2017010191A2
Authority
CO
Colombia
Prior art keywords
esterified cellulose
neutralization
water
low degree
cellulose ethers
Prior art date
Application number
CONC2017/0010191A
Other languages
English (en)
Inventor
Oliver Petermann
Matthias Knarr
Robert B Appell
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=55590149&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CO2017010191(A2) "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 CO2017010191A2 publication Critical patent/CO2017010191A2/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 COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • 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
    • 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
    • A61K9/14—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
    • 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

Abstract

RESUMEN DE LA INVENCIÓN La presente invención se refiere a un éter de celulosa esterificado que comprende grupos acilo monovalentes alifáticos y grupos de la fórmula -C(O)-R-COOH, R siendo un grupo hidrocarburo divalente, tiene las siguientes propiedades: i) el grado de neutralización de los grupos -C(O)-R-COOH no es más de 0.4, ii) el grado total de la sustitución de éster es desde 0.10 hasta 0.70, y iii) el éter de celulosa esterificado tiene una solubilidad en agua de al menos 2.0 porciento en peso a 2 C.
CONC2017/0010191A 2015-03-16 2017-10-06 Éteres de celulosa esterificados solubles en agua que tienen grado bajo de neutralización CO2017010191A2 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201562133514P 2015-03-16 2015-03-16
PCT/US2016/021330 WO2016148977A1 (en) 2015-03-16 2016-03-08 Water-soluble esterified cellulose ethers having a low degree of neutralization

Publications (1)

Publication Number Publication Date
CO2017010191A2 true CO2017010191A2 (es) 2018-01-05

Family

ID=55590149

Family Applications (1)

Application Number Title Priority Date Filing Date
CONC2017/0010191A CO2017010191A2 (es) 2015-03-16 2017-10-06 Éteres de celulosa esterificados solubles en agua que tienen grado bajo de neutralización

Country Status (9)

Country Link
US (1) US10214594B2 (es)
EP (1) EP3270971B1 (es)
JP (1) JP6356922B2 (es)
KR (1) KR20170128358A (es)
CN (1) CN107428847B (es)
BR (1) BR112017018260A2 (es)
CO (1) CO2017010191A2 (es)
MX (1) MX2017011095A (es)
WO (1) WO2016148977A1 (es)

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WO2017146853A1 (en) 2016-02-24 2017-08-31 Dow Global Technologies Llc Aqueous composition comprising water-soluble esterified cellulose ethers
CN109312001B (zh) * 2016-06-23 2020-03-03 陶氏环球技术有限责任公司 包含邻苯二甲酰基的酯化纤维素醚
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
US20200108130A1 (en) * 2017-03-21 2020-04-09 Synthetic Biologics, Inc. Beta-lactamase formulations
WO2019022822A1 (en) 2017-07-26 2019-01-31 Dow Global Technologies Llc WATER-SOLUBLE POLYSACCHARIDES WITH IMPROVED PALABILITY
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
WO2019022818A1 (en) 2017-07-26 2019-01-31 Dow Global Technologies Llc PROCESS FOR PRODUCING HYDROGELS BASED ON ESTERIFIED 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
WO2020131785A1 (en) 2018-12-18 2020-06-25 DDP Specialty Electronic Materials US, Inc. A sustained release composition comprising a hydroxypropyl methylcellulose acetate succinate
WO2020131801A1 (en) * 2018-12-18 2020-06-25 DDP Specialty Electronic Materials US, Inc. A sustained release composition comprising a hydroxypropyl methylcellulose acetate succinate

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Also Published As

Publication number Publication date
US10214594B2 (en) 2019-02-26
CN107428847A (zh) 2017-12-01
BR112017018260A2 (pt) 2018-04-10
EP3270971B1 (en) 2019-01-09
US20180072819A1 (en) 2018-03-15
EP3270971A1 (en) 2018-01-24
MX2017011095A (es) 2017-11-10
JP6356922B2 (ja) 2018-07-11
KR20170128358A (ko) 2017-11-22
WO2016148977A1 (en) 2016-09-22
JP2018507306A (ja) 2018-03-15
CN107428847B (zh) 2018-11-16

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