MX343509B - Proceso para producir derivados de celulosa de alta densidad aparente y buena fluidez. - Google Patents

Proceso para producir derivados de celulosa de alta densidad aparente y buena fluidez.

Info

Publication number
MX343509B
MX343509B MX2013011588A MX2013011588A MX343509B MX 343509 B MX343509 B MX 343509B MX 2013011588 A MX2013011588 A MX 2013011588A MX 2013011588 A MX2013011588 A MX 2013011588A MX 343509 B MX343509 B MX 343509B
Authority
MX
Mexico
Prior art keywords
cellulose derivative
bulk density
good flowability
cellulose derivatives
high bulk
Prior art date
Application number
MX2013011588A
Other languages
English (en)
Spanish (es)
Other versions
MX2013011588A (es
Inventor
M Goerlach-Doht Yvonne
Hermanns Juergen
Grossstueck Marco
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=45932555&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=MX343509(B) "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 MX2013011588A publication Critical patent/MX2013011588A/es
Publication of MX343509B publication Critical patent/MX343509B/es

Links

Classifications

    • 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
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/26—Details
    • B02C13/288—Ventilating, or influencing air circulation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
    • B02C23/24—Passing gas through crushing or disintegrating zone
    • 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
    • C08B11/193—Mixed ethers, i.e. ethers with two or more different etherifying groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • C08J3/124—Treatment for improving the free-flowing characteristics
    • 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
    • C08L1/26—Cellulose ethers
    • C08L1/28—Alkyl ethers
    • C08L1/284—Alkyl ethers with hydroxylated hydrocarbon radicals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2301/08—Cellulose derivatives
    • C08J2301/26—Cellulose ethers
    • C08J2301/28—Alkyl ethers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Food Science & Technology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Inorganic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Medicinal Preparation (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Cosmetics (AREA)
MX2013011588A 2011-04-06 2012-03-29 Proceso para producir derivados de celulosa de alta densidad aparente y buena fluidez. MX343509B (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161472225P 2011-04-06 2011-04-06
PCT/US2012/031111 WO2012138532A2 (en) 2011-04-06 2012-03-29 Process for producing cellulose derivatives of high bulk density and good flowability

Publications (2)

Publication Number Publication Date
MX2013011588A MX2013011588A (es) 2013-12-09
MX343509B true MX343509B (es) 2016-11-08

Family

ID=45932555

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2013011588A MX343509B (es) 2011-04-06 2012-03-29 Proceso para producir derivados de celulosa de alta densidad aparente y buena fluidez.

Country Status (8)

Country Link
US (2) US9352330B2 (https=)
EP (1) EP2694035B1 (https=)
JP (1) JP5977331B2 (https=)
KR (2) KR101960244B1 (https=)
CN (2) CN103459430B (https=)
BR (1) BR112013023380B1 (https=)
MX (1) MX343509B (https=)
WO (1) WO2012138532A2 (https=)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112013023380B1 (pt) * 2011-04-06 2021-03-23 Dow Global Technologies Llc Processo para produzir um derivado de celulose particulado
CN103501817B (zh) * 2011-04-06 2015-07-15 陶氏环球技术有限责任公司 新型多糖衍生物和剂型
MX373836B (es) * 2012-02-10 2020-03-25 Nutrition & Biosciences Usa 1 Llc Composición para cuerpos cerámicos moldeados por extrusión que comprende un derivado de celulosa de determinado largo medio de partícula.
WO2014052213A1 (en) * 2012-09-25 2014-04-03 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
JP6334542B2 (ja) * 2012-09-27 2018-05-30 ダウ グローバル テクノロジーズ エルエルシー フライ食品の油及び／又は脂肪吸収を低減する方法
CN110511440A (zh) 2013-03-12 2019-11-29 赫尔克里士公司 共处理的涂覆有硅石的聚合物组合物
KR101674912B1 (ko) * 2013-09-23 2016-11-10 다우 글로벌 테크놀로지스 엘엘씨 반응 생성물 혼합물로부터 에스테르화된 셀룰로스 에테르를 회수하기 위한 방법
TWI831128B (zh) * 2014-04-25 2024-02-01 日商中外製藥股份有限公司 以高用量含有４環性化合物的製劑
US20180134811A1 (en) * 2015-06-05 2018-05-17 Dow Global Technologies Llc Cellulose ether powders
BR112017024993A2 (pt) 2015-06-05 2018-08-07 Dow Global Technologies Llc ?método para produção de éter tipo metilcelulose em forma de pó?.
KR102519854B1 (ko) * 2016-10-07 2023-04-10 신에쓰 가가꾸 고교 가부시끼가이샤 히드록시알킬 알킬 셀룰로오스 및 그의 제조 방법, 및 고형 제제
KR102519850B1 (ko) * 2016-10-07 2023-04-10 신에쓰 가가꾸 고교 가부시끼가이샤 히드록시알킬 알킬 셀룰로오스 및 그의 제조 방법, 및 고형 제제
CN113117131B (zh) * 2019-12-31 2023-01-03 广州迈普再生医学科技股份有限公司 一种纳米纤维微球材料及其制备方法和应用
CN116829133A (zh) * 2021-01-13 2023-09-29 营养与生物科学美国1有限责任公司 用于制备微晶纤维素的改善方法
BR112023013931A2 (pt) * 2021-01-13 2024-01-23 Nutrition & Biosciences Usa 1 Llc Método aprimorado para a preparação de celulose microcristalina coloidal

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GB1514788A (en) 1974-12-13 1978-06-21 Hoechst Ag Grinding method for cellulose
US4076935A (en) * 1974-12-13 1978-02-28 Hoechst Aktiengesellschaft Grinding method for cellulose
DE3038001A1 (de) 1980-10-08 1982-05-06 Henkel KGaA, 4000 Düsseldorf Verfahren zur herstellung von mikropulvern aus celluloseether oder cellulose
US4734285A (en) 1985-10-28 1988-03-29 The Dow Chemical Company Sustained release compositions
US4820813A (en) * 1986-05-01 1989-04-11 The Dow Chemical Company Grinding process for high viscosity cellulose ethers
DE3839831A1 (de) 1988-11-25 1990-05-31 Hoechst Ag Verfahren und vorrichtung zur produktschonenden mahlung und gleichzeitigen trocknung von feuchten celluloseethern
GB2262527A (en) 1992-07-02 1993-06-23 Dow Deutschland Inc Process for grinding cellulose compounds
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DE19823563A1 (de) 1998-05-27 1999-12-02 Altenburger Masch Gmbh Mahltrocknung von Zellulose-Derivaten, insbesondere Methl-Zellulose
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BR112013023380B1 (pt) 2011-04-06 2021-03-23 Dow Global Technologies Llc Processo para produzir um derivado de celulose particulado

Also Published As

Publication number Publication date
US9352330B2 (en) 2016-05-31
WO2012138532A3 (en) 2013-02-28
KR20140027132A (ko) 2014-03-06
BR112013023380B1 (pt) 2021-03-23
CN103459430B (zh) 2016-08-17
KR101960244B1 (ko) 2019-03-21
CN103459430A (zh) 2013-12-18
JP5977331B2 (ja) 2016-08-24
US20160256390A1 (en) 2016-09-08
MX2013011588A (es) 2013-12-09
EP2694035B1 (en) 2024-11-06
JP2014510184A (ja) 2014-04-24
CN106188581B (zh) 2019-08-16
EP2694035A2 (en) 2014-02-12
WO2012138532A2 (en) 2012-10-11
US20140017319A1 (en) 2014-01-16
KR20180132952A (ko) 2018-12-12
CN106188581A (zh) 2016-12-07
BR112013023380A2 (pt) 2017-04-25

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