KR20180132952A - 높은 벌크 밀도 및 양호한 유동성의 셀룰로스 유도체를 제조하는 방법 - Google Patents

높은 벌크 밀도 및 양호한 유동성의 셀룰로스 유도체를 제조하는 방법 Download PDF

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KR20180132952A
KR20180132952A KR1020187034609A KR20187034609A KR20180132952A KR 20180132952 A KR20180132952 A KR 20180132952A KR 1020187034609 A KR1020187034609 A KR 1020187034609A KR 20187034609 A KR20187034609 A KR 20187034609A KR 20180132952 A KR20180132952 A KR 20180132952A
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South Korea
Prior art keywords
cellulose
cellulose derivative
gas
cellulose derivatives
water
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Ceased
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KR1020187034609A
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English (en)
Korean (ko)
Inventor
이폰 엠. 괴를라흐-도트
위르겐 헤르만스
마르코 그로쓰스튁
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다우 글로벌 테크놀로지스 엘엘씨
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Application filed by 다우 글로벌 테크놀로지스 엘엘씨 filed Critical 다우 글로벌 테크놀로지스 엘엘씨
Publication of KR20180132952A publication Critical patent/KR20180132952A/ko
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    • 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
    • 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
    • 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.]

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  • 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)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Food Science & Technology (AREA)
  • Inorganic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Medicinal Preparation (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Cosmetics (AREA)
KR1020187034609A 2011-04-06 2012-03-29 높은 벌크 밀도 및 양호한 유동성의 셀룰로스 유도체를 제조하는 방법 Ceased KR20180132952A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161472225P 2011-04-06 2011-04-06
US61/472,225 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

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020137026351A Division KR101960244B1 (ko) 2011-04-06 2012-03-29 높은 벌크 밀도 및 양호한 유동성의 셀룰로스 유도체를 제조하는 방법

Publications (1)

Publication Number Publication Date
KR20180132952A true KR20180132952A (ko) 2018-12-12

Family

ID=45932555

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020187034609A Ceased KR20180132952A (ko) 2011-04-06 2012-03-29 높은 벌크 밀도 및 양호한 유동성의 셀룰로스 유도체를 제조하는 방법
KR1020137026351A Active KR101960244B1 (ko) 2011-04-06 2012-03-29 높은 벌크 밀도 및 양호한 유동성의 셀룰로스 유도체를 제조하는 방법

Family Applications After (1)

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Country Status (8)

Country Link
US (2) US9352330B2 (enExample)
EP (1) EP2694035B1 (enExample)
JP (1) JP5977331B2 (enExample)
KR (2) KR20180132952A (enExample)
CN (2) CN103459430B (enExample)
BR (1) BR112013023380B1 (enExample)
MX (1) MX343509B (enExample)
WO (1) WO2012138532A2 (enExample)

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EP2694110B2 (en) * 2011-04-06 2022-06-08 Dow Global Technologies LLC Novel polysaccharide derivatives and dosage forms
KR20180132952A (ko) 2011-04-06 2018-12-12 다우 글로벌 테크놀로지스 엘엘씨 높은 벌크 밀도 및 양호한 유동성의 셀룰로스 유도체를 제조하는 방법
KR101936563B1 (ko) * 2012-02-10 2019-01-10 다우 글로벌 테크놀로지스 엘엘씨 특정 중간 입자 길이의 셀룰로스 유도체를 포함하는 압출성형 세라믹체를 위한 조성물
JP6039812B2 (ja) * 2012-09-25 2016-12-07 ダウ グローバル テクノロジーズ エルエルシー 冷水中で高い嵩密度、良好な流動性、および／または分散性、ならびに低い溶液色を有するセルロース誘導体の製造方法
KR102193811B1 (ko) * 2012-09-27 2020-12-22 다우 글로벌 테크놀로지스 엘엘씨 튀김 식품의 오일 및/또는 지방 흡수를 감소시키는 방법
EP2968578B1 (en) 2013-03-12 2019-06-26 Hercules LLC Coprocessed silica coated polymer composition
EP3049446B1 (en) * 2013-09-23 2017-05-03 Dow Global Technologies LLC A process for recovering an esterified cellulose ether from a reaction product mixture
KR102412321B1 (ko) 2014-04-25 2022-06-22 추가이 세이야쿠 가부시키가이샤 4환성 화합물을 고용량 함유하는 제제
BR112017025103B1 (pt) * 2015-06-05 2022-05-10 Nutrition & Biosciences Usa 1, Llc Composição em pó
KR20180015662A (ko) 2015-06-05 2018-02-13 다우 글로벌 테크놀로지스 엘엘씨 셀룰로오스 에테르 분말
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
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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KR20180132952A (ko) * 2011-04-06 2018-12-12 다우 글로벌 테크놀로지스 엘엘씨 높은 벌크 밀도 및 양호한 유동성의 셀룰로스 유도체를 제조하는 방법

Also Published As

Publication number Publication date
EP2694035B1 (en) 2024-11-06
KR101960244B1 (ko) 2019-03-21
BR112013023380B1 (pt) 2021-03-23
MX2013011588A (es) 2013-12-09
EP2694035A2 (en) 2014-02-12
US20160256390A1 (en) 2016-09-08
US9352330B2 (en) 2016-05-31
JP2014510184A (ja) 2014-04-24
CN106188581B (zh) 2019-08-16
CN103459430A (zh) 2013-12-18
CN103459430B (zh) 2016-08-17
US20140017319A1 (en) 2014-01-16
MX343509B (es) 2016-11-08
JP5977331B2 (ja) 2016-08-24
WO2012138532A2 (en) 2012-10-11
KR20140027132A (ko) 2014-03-06
BR112013023380A2 (pt) 2017-04-25
WO2012138532A3 (en) 2013-02-28
CN106188581A (zh) 2016-12-07

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