MX2017011090A - Eteres de celulosa esterificada solubles en agua. - Google Patents

Eteres de celulosa esterificada solubles en agua.

Info

Publication number
MX2017011090A
MX2017011090A MX2017011090A MX2017011090A MX2017011090A MX 2017011090 A MX2017011090 A MX 2017011090A MX 2017011090 A MX2017011090 A MX 2017011090A MX 2017011090 A MX2017011090 A MX 2017011090A MX 2017011090 A MX2017011090 A MX 2017011090A
Authority
MX
Mexico
Prior art keywords
water
groups
esterified cellulose
cooh
cellulose ethers
Prior art date
Application number
MX2017011090A
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=55661561&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=MX2017011090(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 MX2017011090A publication Critical patent/MX2017011090A/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
    • 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
    • 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
    • A23P20/00—Coating of foodstuffs; Coatings therefor; Making laminated, multi-layered, stuffed or hollow foodstuffs
    • A23P20/10—Coating with edible coatings, e.g. with oils or fats
    • A23P20/105—Coating with compositions containing vegetable or microbial fermentation gums, e.g. cellulose or derivatives; Coating with edible polymers, e.g. polyvinyalcohol
    • 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
    • A61K9/4833—Encapsulating processes; Filling of capsules
    • 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
    • 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

Abstract

1. Un éter de celulosa esterificada que: I) comprende los grupos de la fórmula - C(O) - R - COOH o una combinación de los grupos acilo monovalentes alifáticos y grupos de la fórmula -C(O) - R - COOH, en donde R es un grupo hidrocarbonado divalente, ii) tiene un peso molecular promedio en peso Mw de hasta 70,000 Daltons, iii) tiene un grado de neutralización de los grupos - C(O) - R - COOH de no más de 0.4, y iv) tiene una solubilidad en agua de al menos 2.0 por ciento en peso a 2°C y es útil para preparar cápsulas entéricas.
MX2017011090A 2015-03-16 2016-03-08 Eteres de celulosa esterificada solubles en agua. MX2017011090A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201562133508P 2015-03-16 2015-03-16
PCT/US2016/021318 WO2016148973A1 (en) 2015-03-16 2016-03-08 Water-soluble esterified cellulose ethers

Publications (1)

Publication Number Publication Date
MX2017011090A true MX2017011090A (es) 2017-11-10

Family

ID=55661561

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2017011090A MX2017011090A (es) 2015-03-16 2016-03-08 Eteres de celulosa esterificada solubles en agua.

Country Status (8)

Country Link
US (1) US10377835B2 (es)
EP (1) EP3271404B1 (es)
JP (1) JP6356923B2 (es)
KR (1) KR20170128371A (es)
CN (1) CN107636019B (es)
BR (1) BR112017018232A2 (es)
MX (1) MX2017011090A (es)
WO (1) WO2016148973A1 (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110366566B (zh) * 2017-03-17 2021-08-13 陶氏环球技术有限责任公司 用于从反应产物混合物中回收酯化纤维素醚的方法
US20210115161A1 (en) * 2017-03-17 2021-04-22 Dow Global Technologies Llc Process for Recovering an Esterified Cellulose Ether from a Reaction Product Mixture
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
WO2019022822A1 (en) 2017-07-26 2019-01-31 Dow Global Technologies Llc WATER-SOLUBLE POLYSACCHARIDES WITH IMPROVED PALABILITY
WO2019108264A1 (en) 2017-11-29 2019-06-06 Dow Global Technologies Llc Hydrogels based on esterified cellulose ethers

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KR20140146181A (ko) * 2012-04-11 2014-12-24 다우 글로벌 테크놀로지스 엘엘씨 특정 치환체 분포를 갖는 에스테르화된 셀룰로즈 에테르
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BR112015019807B1 (pt) * 2013-03-07 2020-12-08 Dow Global Technologies Llc acetato succinato de hidroxipropil metilcelulose, composição, dispersão sólida, forma de dosagem e envoltório de cápsula
KR102286952B1 (ko) 2013-12-31 2021-08-09 롯데정밀화학 주식회사 입도분포가 조절된 히드록시프로필 메틸셀룰로오스 아세테이트 숙시네이트(hpmcas) 입자의 제조방법 및 hpmcas 분말
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Also Published As

Publication number Publication date
EP3271404A1 (en) 2018-01-24
US10377835B2 (en) 2019-08-13
US20180072818A1 (en) 2018-03-15
EP3271404B1 (en) 2019-01-09
CN107636019A (zh) 2018-01-26
BR112017018232A2 (pt) 2018-04-17
JP6356923B2 (ja) 2018-07-11
JP2018507307A (ja) 2018-03-15
KR20170128371A (ko) 2017-11-22
CN107636019B (zh) 2019-02-26
WO2016148973A1 (en) 2016-09-22

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