DE60223033D1 - Verbesserungen für, und in bezug auf, modifizierte cellulosefilme - Google Patents

Verbesserungen für, und in bezug auf, modifizierte cellulosefilme

Info

Publication number
DE60223033D1
DE60223033D1 DE60223033T DE60223033T DE60223033D1 DE 60223033 D1 DE60223033 D1 DE 60223033D1 DE 60223033 T DE60223033 T DE 60223033T DE 60223033 T DE60223033 T DE 60223033T DE 60223033 D1 DE60223033 D1 DE 60223033D1
Authority
DE
Germany
Prior art keywords
regard
modified cellulose
cellulose films
methyl cellulose
hydroxypropyl methyl
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
DE60223033T
Other languages
English (en)
Other versions
DE60223033T2 (de
Inventor
Victoria Jane Ayers
Edward Zbygniew Nowak
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.)
Bioprogress Technology International Inc
Original Assignee
Bioprogress Technology International Inc
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 Bioprogress Technology International Inc filed Critical Bioprogress Technology International Inc
Application granted granted Critical
Publication of DE60223033D1 publication Critical patent/DE60223033D1/de
Publication of DE60223033T2 publication Critical patent/DE60223033T2/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
    • 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
    • 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
    • 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
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
    • C08K5/0016—Plasticisers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Epidemiology (AREA)
  • Veterinary Medicine (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Medicinal Preparation (AREA)
  • General Preparation And Processing Of Foods (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Materials For Medical Uses (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Biological Depolymerization Polymers (AREA)
DE60223033T 2001-04-11 2002-04-08 Verbesserungen für, und in bezug auf, modifizierte cellulosefilme Expired - Lifetime DE60223033T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0109088A GB2374874A (en) 2001-04-11 2001-04-11 Modified cellulose films
GB0109088 2001-04-11
PCT/GB2002/001646 WO2002083779A1 (en) 2001-04-11 2002-04-08 Improvements in or relating to modified cellulose films

Publications (2)

Publication Number Publication Date
DE60223033D1 true DE60223033D1 (de) 2007-11-29
DE60223033T2 DE60223033T2 (de) 2008-07-24

Family

ID=9912691

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60223033T Expired - Lifetime DE60223033T2 (de) 2001-04-11 2002-04-08 Verbesserungen für, und in bezug auf, modifizierte cellulosefilme

Country Status (11)

Country Link
US (2) US20040151777A1 (de)
EP (1) EP1412424B1 (de)
JP (1) JP2004525229A (de)
AT (1) ATE376030T1 (de)
AU (1) AU2002253300B2 (de)
CA (1) CA2443242A1 (de)
DE (1) DE60223033T2 (de)
ES (1) ES2299566T3 (de)
GB (2) GB2374874A (de)
NZ (1) NZ528666A (de)
WO (1) WO2002083779A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0210859D0 (en) * 2002-05-13 2002-06-19 Bioprogress Technology Ltd Modified polymeric films
GB0221986D0 (en) * 2002-09-21 2002-10-30 Bioprogress Technology Ltd Films with improved barrier properties
TWI352717B (en) 2007-12-11 2011-11-21 Ind Tech Res Inst A tenacity adjuster, a biodegradable material comp
US8974820B2 (en) * 2010-07-19 2015-03-10 Procaps SAS Apparatus and process for encapsulating microparticles with liquid in soft gel capsules
KR101951290B1 (ko) 2012-04-18 2019-02-22 롯데정밀화학 주식회사 필름 및 그의 제조방법

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB371360A (en) * 1930-12-20 1932-04-20 British Celanese Improvements in the manufacture of filaments, threads and the like
GB604750A (en) * 1944-05-31 1948-07-09 Sylvania Ind Corp Softening or plasticising regenerated cellulose pellicles
US2835603A (en) * 1953-11-25 1958-05-20 Dow Chemical Co Water-soluble thermoplastic cellulose ether compositions
JPS56142208A (en) * 1980-04-08 1981-11-06 Ono Pharmaceut Co Ltd Prolongable prostaglandin transvaginal agent and its preparation
US4576646A (en) * 1983-07-06 1986-03-18 Seppic Film-forming compositions for enveloping solid forms, particularly pharmaceutical or food products or seeds, and products obtained, coated with said compositions
CA1323833C (en) * 1987-04-28 1993-11-02 Yatindra M. Joshi Pharmaceutical compositions in the form of beadlets and method
US5026559A (en) * 1989-04-03 1991-06-25 Kinaform Technology, Inc. Sustained-release pharmaceutical preparation
FR2660317B1 (fr) * 1990-03-27 1994-01-14 Seppic Produit filmogene destine a l'enrobage des formes solides; son procede de fabrication et produits revetus de ce produit.
EP0569408B1 (de) * 1990-12-20 2000-05-03 Warner-Jenkinson Company, Inc. Filmbildende zusammensetzungen aus feuchtem pulver
GB9100277D0 (en) * 1991-01-07 1991-02-20 Courtaulds Fibres Ltd Adhesive
JPH04346930A (ja) * 1991-05-25 1992-12-02 Sumitomo Pharmaceut Co Ltd 安定なアスピリン腸溶錠
JPH0710756A (ja) * 1993-06-22 1995-01-13 Nippon Iyakuhin Kogyo Kk 塩酸ニカルジピン徐放製剤
DE19715794C1 (de) * 1997-04-16 1998-12-03 Roehm Gmbh Laminare Arzneiform und Verfahren zu ihrer Herstellung
US6352719B1 (en) * 1998-11-11 2002-03-05 Bioprogress Technology International, Inc. Capsule based drug delivery system
JP2000212070A (ja) * 1999-01-25 2000-08-02 Su Heung Capsule Co Ltd 植物性ハ―ド空カプセル及びその製造方法

Also Published As

Publication number Publication date
EP1412424A1 (de) 2004-04-28
JP2004525229A (ja) 2004-08-19
WO2002083779A1 (en) 2002-10-24
ES2299566T3 (es) 2008-06-01
GB2374343A (en) 2002-10-16
NZ528666A (en) 2006-07-28
DE60223033T2 (de) 2008-07-24
AU2002253300B2 (en) 2007-11-08
GB2374874A (en) 2002-10-30
GB0109088D0 (en) 2001-05-30
ATE376030T1 (de) 2007-11-15
GB0208066D0 (en) 2002-05-22
US20040151777A1 (en) 2004-08-05
US20080091007A1 (en) 2008-04-17
CA2443242A1 (en) 2002-10-24
EP1412424B1 (de) 2007-10-17

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