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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

Landscapes

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

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
US20210115161A1 (en) * 2017-03-17 2021-04-22 Dow Global Technologies Llc Process for Recovering an Esterified Cellulose Ether from a Reaction Product Mixture
KR20190126318A (ko) * 2017-03-17 2019-11-11 다우 글로벌 테크놀로지스 엘엘씨 반응 생성 혼합물로부터 에스테르화 셀룰로스 에테르를 회수하는 공정
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
WO2019108264A1 (en) 2017-11-29 2019-06-06 Dow Global Technologies Llc Hydrogels based on esterified cellulose ethers

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3435027A (en) 1965-12-13 1969-03-25 Hercules Inc Cellulose ether-esters and process
US4226981A (en) 1977-09-28 1980-10-07 Shin-Etsu Chemical Co., Ltd. Ether-ester derivatives of cellulose and their applications
US4365060A (en) 1979-04-28 1982-12-21 Shin-Etsu Chemical Co. Ltd. Enterosoluble capsules
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
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
EP0872233A1 (en) 1997-04-14 1998-10-21 Janssen Pharmaceutica N.V. Antiretroviral compositions with improved bioavailability
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WO2013148154A1 (en) 2012-03-27 2013-10-03 Dow Global Technologies Llc A process of preparing an ester of a cellulose ether
EP2836205B1 (en) * 2012-04-11 2016-10-19 Dow Global Technologies LLC Esterified cellulose ethers having a specific substituent distribution
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EP2888292B1 (en) * 2012-08-24 2019-04-10 Dow Global Technologies LLC Process for preparing an ester of a cellulose ether in the presence of an alkali metal carboxylate
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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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
EP2964203B1 (en) * 2013-03-07 2019-04-03 Dow Global Technologies LLC Novel esterified cellulose ethers of very high molecular weight
CN105025887B (zh) * 2013-03-07 2017-07-28 陶氏环球技术有限责任公司 新颖极低粘度酯化纤维素醚
BR112015019354A2 (pt) * 2013-03-07 2017-07-18 Dow Global Technologies Llc acetato succinato de hidroxipropil metilcelulose, composição, dispersão sólida, forma de dosagem, envoltório de cápsula e processo para produzir um acetato succinato de hidroxipropil metilcelulose
KR102110120B1 (ko) 2013-03-07 2020-05-14 다우 글로벌 테크놀로지스 엘엘씨 저점도의 신규한 에스테르화된 셀룰로스 에테르
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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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
CN107636019B (zh) 2019-02-26
BR112017018232A2 (pt) 2018-04-17
JP2018507307A (ja) 2018-03-15
US10377835B2 (en) 2019-08-13
WO2016148973A1 (en) 2016-09-22
KR20170128371A (ko) 2017-11-22
EP3271404A1 (en) 2018-01-24
JP6356923B2 (ja) 2018-07-11
US20180072818A1 (en) 2018-03-15
EP3271404B1 (en) 2019-01-09
CN107636019A (zh) 2018-01-26

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