DE3066274D1 - Process for preparing porous acylated chitin derivative and use of said derivative - Google Patents

Process for preparing porous acylated chitin derivative and use of said derivative

Info

Publication number
DE3066274D1
DE3066274D1 DE8080302441T DE3066274T DE3066274D1 DE 3066274 D1 DE3066274 D1 DE 3066274D1 DE 8080302441 T DE8080302441 T DE 8080302441T DE 3066274 T DE3066274 T DE 3066274T DE 3066274 D1 DE3066274 D1 DE 3066274D1
Authority
DE
Germany
Prior art keywords
derivative
preparing porous
acylated chitin
acylated
chitin derivative
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
Application number
DE8080302441T
Other languages
English (en)
Inventor
Junichi Koshugi
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.)
Kureha Corp
Original Assignee
Kureha Corp
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 Kureha Corp filed Critical Kureha Corp
Application granted granted Critical
Publication of DE3066274D1 publication Critical patent/DE3066274D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/70—Carbohydrates; Sugars; Derivatives thereof
    • A61K31/715—Polysaccharides, i.e. having more than five saccharide radicals attached to each other by glycosidic linkages; Derivatives thereof, e.g. ethers, esters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
    • B01D15/08—Selective adsorption, e.g. chromatography
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/08—Polysaccharides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L5/00—Compositions of polysaccharides or of their derivatives not provided for in groups C08L1/00 or C08L3/00
    • C08L5/08—Chitin; Chondroitin sulfate; Hyaluronic acid; Derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N11/00—Carrier-bound or immobilised enzymes; Carrier-bound or immobilised microbial cells; Preparation thereof
    • C12N11/02—Enzymes or microbial cells immobilised on or in an organic carrier
    • C12N11/10—Enzymes or microbial cells immobilised on or in an organic carrier the carrier being a carbohydrate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
    • B01D15/08—Selective adsorption, e.g. chromatography
    • B01D15/26—Selective adsorption, e.g. chromatography characterised by the separation mechanism
    • B01D15/36—Selective adsorption, e.g. chromatography characterised by the separation mechanism involving ionic interaction
    • B01D15/361—Ion-exchange
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
    • B01D15/08—Selective adsorption, e.g. chromatography
    • B01D15/26—Selective adsorption, e.g. chromatography characterised by the separation mechanism
    • B01D15/38—Selective adsorption, e.g. chromatography characterised by the separation mechanism involving specific interaction not covered by one or more of groups B01D15/265 - B01D15/36
    • B01D15/3804—Affinity chromatography
    • 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
    • C08J2305/00—Characterised by the use of polysaccharides or of their derivatives not provided for in groups C08J2301/00 or C08J2303/00
    • C08J2305/08—Chitin; Chondroitin sulfate; Hyaluronic acid; Derivatives thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Genetics & Genomics (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Analytical Chemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Molecular Biology (AREA)
  • General Health & Medical Sciences (AREA)
  • Microbiology (AREA)
  • Veterinary Medicine (AREA)
  • Biochemistry (AREA)
  • Biotechnology (AREA)
  • Biomedical Technology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • General Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Artificial Filaments (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
DE8080302441T 1979-07-20 1980-07-18 Process for preparing porous acylated chitin derivative and use of said derivative Expired DE3066274D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9289879A JPS5616532A (en) 1979-07-20 1979-07-20 Production of formed porous article of chitin

Publications (1)

Publication Number Publication Date
DE3066274D1 true DE3066274D1 (en) 1984-03-01

Family

ID=14067275

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8080302441T Expired DE3066274D1 (en) 1979-07-20 1980-07-18 Process for preparing porous acylated chitin derivative and use of said derivative

Country Status (6)

Country Link
US (1) US4336070A (de)
EP (1) EP0023789B1 (de)
JP (1) JPS5616532A (de)
CA (1) CA1158238A (de)
DE (1) DE3066274D1 (de)
DK (1) DK312480A (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2552423B1 (fr) * 1983-09-23 1985-10-25 Ugine Kuhlmann Compositions d'oligomeres de polyarylalcanes et leur procede de fabrication
DE3527482A1 (de) * 1984-07-31 1986-02-06 Fuji Spinning Co., Ltd., Tokio/Tokyo Verfahren zum herstellen von koernigem poroesen chitosan
JPS6176504A (ja) * 1984-09-21 1986-04-19 Fuji Boseki Kk 粒状多孔質キトサンの製造法
JPH0611810B2 (ja) * 1984-08-23 1994-02-16 ユニチカ株式会社 多孔性キチン成形体及びその製造方法
US5300494A (en) * 1986-06-06 1994-04-05 Union Carbide Chemicals & Plastics Technology Corporation Delivery systems for quaternary and related compounds
US4946870A (en) * 1986-06-06 1990-08-07 Union Carbide Chemicals And Plastics Company Inc. Delivery systems for pharmaceutical or therapeutic actives
JPS6356297A (ja) * 1986-08-28 1988-03-10 Japanese Res & Dev Assoc Bio Reactor Syst Food Ind 澱粉糖の製造法
JPH0810566B2 (ja) * 1988-03-09 1996-01-31 日本石油化学株式会社 改良された留分からなる電気絶縁油
WO1989009651A1 (en) * 1988-04-05 1989-10-19 Kanebo Ltd. Fine particles of porous ion-exchange cellulose, process for their production, and affinity carrier
ZA892859B (en) * 1988-04-22 1989-12-27 Advanced Polymer Systems Inc Porous particles in preparations involving immiscible phases
JPH0643447B2 (ja) * 1988-05-30 1994-06-08 忠一 平山 粒状多孔質キトサンの製造方法
US5169535A (en) * 1989-09-22 1992-12-08 Kurita Water Industries Ltd. Method of removing endotoxin
DE4034921C2 (de) * 1990-11-01 1994-09-08 Kulicke Werner Michael Prof Dr Verwendung eines Feuchtigkeit speichernden, watteförmigen Kunststoffs in Polsterungen und Matratzen
US5525710A (en) * 1991-12-20 1996-06-11 Alliedsignal Inc. Highly porous chitosan bodies
ATE168040T1 (de) * 1991-12-20 1998-07-15 Allied Signal Inc Materialien mit niedriger dichte und hoher spezifischer oberflaeche und daraus geformte artikel zur verwendung in der metallrueckgewinnung
CA2074424A1 (en) * 1992-07-22 1994-01-23 Bryce L. Fanning Acoustic gel
US5328939A (en) * 1993-04-27 1994-07-12 Alliedsignal Inc. Rigid materials having high surface area and low density
US5597811A (en) * 1995-04-10 1997-01-28 Amerchol Corporation Oxirane carboxylic acid derivatives of polyglucosamines
DE19857547C1 (de) * 1998-12-14 2000-08-03 Cognis Deutschland Gmbh N,O-substituierte Biopolymere, Verfahren zur Herstellung und Verwendung
DE19857548C1 (de) * 1998-12-14 2000-08-03 Cognis Deutschland Gmbh O-substituierte Biopolymere, Verfahren zur Herstellung und Verwendung
CN102727925B (zh) * 2011-04-02 2014-09-17 佛山市优特医疗科技有限公司 酰化壳聚糖伤口敷料、其制备方法及其应用
FR2996848B1 (fr) * 2012-10-16 2014-10-31 Agronomique Inst Nat Rech Composition comprenant une phase interne dispersee dans une phase continue hydrophile

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB565343A (en) 1942-12-14 1944-11-07 John Guilfoyle Williams Improvements relating to the production of cellular materials from cellulose derivatives
US3953608A (en) * 1971-05-10 1976-04-27 L'oreal Cosmetic compositions for the skin containing a chitosan derivative
JPS526265B2 (de) * 1972-12-30 1977-02-21
US4111810A (en) * 1973-03-08 1978-09-05 Shin-Etsu Chemical Company Desalination reverse osmotic membranes and their preparation
US4308377A (en) * 1978-12-29 1981-12-29 Kureha Kagaku Kogyo Kabushiki Kaisha Shaped material comprising denatured chitin and process for preparing same

Also Published As

Publication number Publication date
US4336070A (en) 1982-06-22
EP0023789A2 (de) 1981-02-11
EP0023789A3 (en) 1981-02-18
DK312480A (da) 1981-01-21
EP0023789B1 (de) 1984-01-25
JPS6157335B2 (de) 1986-12-06
CA1158238A (en) 1983-12-06
JPS5616532A (en) 1981-02-17

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Legal Events

Date Code Title Description
8328 Change in the person/name/address of the agent

Free format text: KADOR, U., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 8000 MUENCHEN

8339 Ceased/non-payment of the annual fee