DE60141227D1 - Wasserdispergierbaren hydroxypropylmethylcellulosephthalat-nanoteilchen - Google Patents

Wasserdispergierbaren hydroxypropylmethylcellulosephthalat-nanoteilchen

Info

Publication number
DE60141227D1
DE60141227D1 DE60141227T DE60141227T DE60141227D1 DE 60141227 D1 DE60141227 D1 DE 60141227D1 DE 60141227 T DE60141227 T DE 60141227T DE 60141227 T DE60141227 T DE 60141227T DE 60141227 D1 DE60141227 D1 DE 60141227D1
Authority
DE
Germany
Prior art keywords
nanote
cellululesephthalate
hydroxypropylmethyl
particles
water dispersible
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE60141227T
Other languages
English (en)
Inventor
Kyu-Il Cho
Hyon-Ho Baek
Jung Hyun Kim
Jun Young Lee
Il Hyuk Kim
Jung Hwan Park
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lotte Fine Chemical Co Ltd
Original Assignee
Samsung Fine Chemicals Co Ltd
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
Application filed by Samsung Fine Chemicals Co Ltd filed Critical Samsung Fine Chemicals Co Ltd
Application granted granted Critical
Publication of DE60141227D1 publication Critical patent/DE60141227D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
    • C08B15/02—Oxycellulose; Hydrocellulose; Cellulosehydrate, e.g. microcrystalline cellulose
    • 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
    • C08J3/16—Powdering or granulating by coagulating dispersions
    • 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
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
    • A61K9/2806—Coating materials
    • A61K9/2833—Organic macromolecular compounds
    • A61K9/286—Polysaccharides, e.g. gums; Cyclodextrin
    • A61K9/2866—Cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y40/00—Manufacture or treatment of nanostructures
    • 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
    • C08J2301/32—Cellulose ether-esters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Dispersion Chemistry (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Medicinal Preparation (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
DE60141227T 2001-11-15 2001-11-22 Wasserdispergierbaren hydroxypropylmethylcellulosephthalat-nanoteilchen Expired - Lifetime DE60141227D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2001-0070966A KR100461566B1 (ko) 2001-11-15 2001-11-15 수계 분산 히드록시프로필메틸 셀룰로오스 프탈레이트나노입자의 제조방법
PCT/KR2001/002015 WO2003042248A1 (en) 2001-11-15 2001-11-22 Preparation method of solvent-free water-dispersible hydroxypropyl methyl cellulose phthalate nanoparticle

Publications (1)

Publication Number Publication Date
DE60141227D1 true DE60141227D1 (de) 2010-03-18

Family

ID=19715991

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60141227T Expired - Lifetime DE60141227D1 (de) 2001-11-15 2001-11-22 Wasserdispergierbaren hydroxypropylmethylcellulosephthalat-nanoteilchen

Country Status (9)

Country Link
US (1) US6893493B2 (de)
EP (1) EP1448604B1 (de)
JP (1) JP4471655B2 (de)
KR (1) KR100461566B1 (de)
CN (1) CN1314709C (de)
DE (1) DE60141227D1 (de)
ES (1) ES2339636T3 (de)
TW (1) TWI242575B (de)
WO (1) WO2003042248A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100511086B1 (ko) * 2003-09-17 2005-08-30 삼성정밀화학 주식회사 장용성의 수계 분산 히드록시프로필 메틸셀룰로오스프탈레이트 나노입자의 제조방법
KR20050080626A (ko) * 2004-02-10 2005-08-17 삼성정밀화학 주식회사 수계분산 히드록시프로필 메틸셀룰로오스 프탈레이트나노입자 조성물의 제조방법
US8616967B2 (en) * 2004-02-25 2013-12-31 Cfph, Llc System and method for convenience gaming
WO2008032327A2 (en) * 2006-09-14 2008-03-20 Yissum Research Development Company Of The Hebrew University Of Jerusalem Organic nanoparticles obtained from microemulsions by solvent evaporation
AR063704A1 (es) 2006-09-14 2009-02-11 Makhteshim Chem Works Ltd Nanoparticulas de pesticida obtenida obtenidas a partir de microemulsiones y nanoemulsiones
US7942738B2 (en) * 2006-11-15 2011-05-17 Cfph, Llc Verifying a gaming device is in communications with a gaming server
CA2719357C (en) * 2008-03-31 2013-10-15 Asahi Kasei Fibers Corporation Cellulose derivative fine particle, dispersion liquid thereof, dispersion body thereof and diagnostic reagent
CN101864083B (zh) * 2010-05-22 2011-12-28 大连交通大学 甲基聚硅氧烷/SiO2复合微球的制备方法
WO2012059936A1 (en) 2010-11-03 2012-05-10 Padma Venkitachalam Devarajan Pharmaceutical compositions for colloidal drug delivery
US20120270078A1 (en) * 2011-04-08 2012-10-25 Glenn Godden Liquid Battery Formed from Encapsulated Components
CA2870033C (en) 2012-05-02 2017-04-18 Capsugel France SAS Aqueous dispersions of controlled release polymers and shells and capsules thereof
JP6079039B2 (ja) * 2012-08-10 2017-02-15 王子ホールディングス株式会社 微細繊維状セルロース及びその製造方法
WO2015041973A1 (en) * 2013-09-23 2015-03-26 Dow Global Technologies Llc A process for recovering an esterified cellulose ether from a reaction product mixture
WO2015065848A1 (en) 2013-11-04 2015-05-07 Capsugel Belgium Nv Methods and systems for improved bioavailability of active pharmaceutical ingredients including esomeprazole
AU2017207744A1 (en) 2016-01-11 2018-07-26 Verndari, Inc. Microneedle compositions and methods of using same
JP6213641B2 (ja) * 2016-09-07 2017-10-18 王子ホールディングス株式会社 微細繊維状セルロース
CN109970873B (zh) * 2019-04-03 2021-06-18 湖南九典宏阳制药有限公司 一种药用辅料级微晶纤维素的制备方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5762224A (en) 1980-10-01 1982-04-15 Sumitomo Chem Co Ltd Preparation of drug of enteric coating
JPS5855413A (ja) 1981-09-25 1983-04-01 Tanabe Seiyaku Co Ltd 腸溶性マイクロカプセルの製法
JPS58201724A (ja) * 1982-05-17 1983-11-24 Shin Etsu Chem Co Ltd 固形薬剤用コ−テイング剤組成物
JPS61227524A (ja) * 1985-03-30 1986-10-09 Tooa Eiyoo Kk プラゾシン製剤及びその製法
JP3017906B2 (ja) 1993-10-08 2000-03-13 信越化学工業株式会社 腸溶性コーティング剤分散液
US5560930A (en) * 1993-12-27 1996-10-01 Shin-Etsu Chemical Co., Ltd. Method for preparing aqueous emulsion for coating solid pharmaceutical preparations
JP3492787B2 (ja) * 1994-04-15 2004-02-03 信越化学工業株式会社 固形製剤のコーティング用水性エマルジョンの濃縮方法
JP3355593B2 (ja) * 1994-08-19 2002-12-09 信越化学工業株式会社 固形腸溶製剤の製造方法
DE19617716A1 (de) 1996-05-03 1997-11-06 Basf Ag In wäßriger Lösung redispergierbare Polymerpulver
JPH107558A (ja) 1996-06-19 1998-01-13 Eisai Co Ltd 溶解性改善製剤
US5851579A (en) * 1996-10-28 1998-12-22 Eastman Chemical Company Aqueous enteric coating compositions
US6139875A (en) * 1998-09-29 2000-10-31 Eastman Chemical Company Aqueous enteric coating composition and low gastric permeability enteric coating
KR100442112B1 (ko) * 2001-10-08 2004-07-30 삼성정밀화학 주식회사 히드록시프로필메틸 셀룰로오스 프탈레이트의 제조 방법

Also Published As

Publication number Publication date
CN1558917A (zh) 2004-12-29
EP1448604B1 (de) 2010-01-27
WO2003042248A1 (en) 2003-05-22
KR20030040616A (ko) 2003-05-23
JP2005511797A (ja) 2005-04-28
JP4471655B2 (ja) 2010-06-02
US6893493B2 (en) 2005-05-17
EP1448604A4 (de) 2007-05-23
US20050000388A1 (en) 2005-01-06
TWI242575B (en) 2005-11-01
KR100461566B1 (ko) 2004-12-14
ES2339636T3 (es) 2010-05-24
EP1448604A1 (de) 2004-08-25
CN1314709C (zh) 2007-05-09

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