NO20021569L - Rensete kitiner og fremgangsmåte for deres fremstilling - Google Patents
Rensete kitiner og fremgangsmåte for deres fremstillingInfo
- Publication number
- NO20021569L NO20021569L NO20021569A NO20021569A NO20021569L NO 20021569 L NO20021569 L NO 20021569L NO 20021569 A NO20021569 A NO 20021569A NO 20021569 A NO20021569 A NO 20021569A NO 20021569 L NO20021569 L NO 20021569L
- Authority
- NO
- Norway
- Prior art keywords
- chitins
- purified
- preparation
- purified chitins
- Prior art date
Links
- 229920002101 Chitin Polymers 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
- C08B37/0003—General processes for their isolation or fractionation, e.g. purification or extraction from biomass
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
- C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
- C08B37/0024—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid beta-D-Glucans; (beta-1,3)-D-Glucans, e.g. paramylon, coriolan, sclerotan, pachyman, callose, scleroglucan, schizophyllan, laminaran, lentinan or curdlan; (beta-1,6)-D-Glucans, e.g. pustulan; (beta-1,4)-D-Glucans; (beta-1,3)(beta-1,4)-D-Glucans, e.g. lichenan; Derivatives thereof
- C08B37/0027—2-Acetamido-2-deoxy-beta-glucans; Derivatives thereof
- C08B37/003—Chitin, i.e. 2-acetamido-2-deoxy-(beta-1,4)-D-glucan or N-acetyl-beta-1,4-D-glucosamine; Chitosan, i.e. deacetylated product of chitin or (beta-1,4)-D-glucosamine; Derivatives thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Molecular Biology (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Sustainable Development (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Cosmetics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001106418 | 2001-04-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
NO20021569D0 NO20021569D0 (no) | 2002-04-03 |
NO20021569L true NO20021569L (no) | 2002-10-07 |
Family
ID=18958929
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO20021569A NO20021569L (no) | 2001-04-04 | 2002-04-03 | Rensete kitiner og fremgangsmåte for deres fremstilling |
Country Status (9)
Country | Link |
---|---|
US (1) | US6989440B2 (no) |
EP (1) | EP1247819A1 (no) |
KR (1) | KR20020079448A (no) |
CN (1) | CN1304429C (no) |
AU (1) | AU783299B2 (no) |
CA (1) | CA2378910A1 (no) |
IS (1) | IS6327A (no) |
NO (1) | NO20021569L (no) |
TW (1) | TW583190B (no) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE1014638A6 (fr) * | 2002-02-12 | 2004-02-03 | Univ Liege | Methode de preparation de derives de la paroi cellulaire a partir de biomasse. |
KR20020092857A (ko) * | 2002-10-12 | 2002-12-12 | 김정우 | 알카리성 음이온수로 전처리한 키토산으로부터d-글루코사민 올리고당 제조 방법 |
KR20020093721A (ko) * | 2002-11-20 | 2002-12-16 | 김세권 | 칼슘흡수촉진제로서의 저분자 인산화 키토산 올리고당 |
US6896809B2 (en) * | 2002-12-20 | 2005-05-24 | Providence Health System - Oregon | Methods for purifying chitosan |
FR2859726B1 (fr) * | 2003-09-17 | 2006-01-27 | Etienne Jules Paul M Hannecart | Procede de production de derives de la chitine et du chitosan comprenant le broyage de carapaces de crustaces ou de squelettes d'encephalopodes en deux etapes en presence d'une base forte puis d'un acide organique |
US9598504B2 (en) | 2014-12-16 | 2017-03-21 | Chitogen Inc. | Process for the removal of endotoxins to produce medical quality chitosan and other polysaccharides |
US11572297B2 (en) * | 2017-07-14 | 2023-02-07 | Aquom Sciences Llc | Biopolymeric water treatment |
CN109225156A (zh) * | 2018-10-26 | 2019-01-18 | 浙江海洋大学 | 一种用于银离子回收的新型高效吸附剂的制备方法 |
CN110903412A (zh) * | 2019-12-17 | 2020-03-24 | 山东人和集团有限公司 | 一种自体脂肪酸脱钙的甲壳素制备方法 |
CN112920291A (zh) * | 2021-04-07 | 2021-06-08 | 上海海洋大学 | 鱿鱼扇形骨β-壳聚糖及其制备方法和应用 |
CN116143954A (zh) * | 2023-03-15 | 2023-05-23 | 智元柏迈(杭州)科技有限公司 | 一种羟丁基壳聚糖-没食子酸的制备纯化方法 |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2168375A (en) * | 1936-07-09 | 1939-08-08 | Visking Corp | Chitin xanthate |
DE870562C (de) * | 1943-11-24 | 1953-03-16 | Henkel & Cie Gmbh | Verfahren zur Herstellung von reinen Salzen hochmolekularer chitosanartiger Stoffe |
IT1044707B (it) * | 1968-10-26 | 1980-04-21 | Rotta Research Lab | Procedimento per la preparazione di sali di glucosanina e preparati farmaceutici comprendenti detti sali di glucosamina come agenti attivi |
US3862122A (en) * | 1972-02-16 | 1975-01-21 | Quintin P Peniston | Method of recovering chitosan and other by-products from shellfish waste and the like |
US3879377A (en) * | 1973-11-23 | 1975-04-22 | Univ Delaware | Purification of chitin |
JPS51122100A (en) * | 1975-04-12 | 1976-10-25 | Yoshio Iwakura | A process for purifying denatured chitin by reprecipitation |
JPS5943041B2 (ja) * | 1979-02-16 | 1984-10-19 | 大日精化工業株式会社 | 尿素基を有する糖誘導体およびその製造方法 |
EP0330134A1 (de) * | 1988-02-25 | 1989-08-30 | Akzo Nobel N.V. | Modifizierte Cellulose für biocompatible Dialysemembranen IV und Verfahren zu deren Herstellung |
FR2650282B1 (fr) * | 1989-07-26 | 1992-09-04 | Dev Utilisations Cuir | Procede de preparation de chitosan par n-desacetylation de chitine |
JP2537421B2 (ja) * | 1990-02-08 | 1996-09-25 | 大日精化工業株式会社 | ヒドロキシプロピル化脱アセチルキチン及びその製造方法 |
JPH0699486B2 (ja) * | 1990-03-28 | 1994-12-07 | 財団法人北海道地域開発研究所 | 甲殻類の処理方法 |
CA2072918A1 (en) * | 1992-02-14 | 1993-08-15 | Jian Qin | Modified polysaccharides having improved absorbent properties and process for the preparation thereof |
KR970008132B1 (ko) * | 1993-02-08 | 1997-05-21 | 전동원 | 생체 임상의학용 키틴 및 키토산 제조방법 |
CN1097012A (zh) * | 1993-06-30 | 1995-01-04 | 上海科学技术大学 | 水溶性甲壳素的制备方法 |
CN1034870C (zh) * | 1993-08-20 | 1997-05-14 | 连云港开发区金祥贸易有限公司 | 一种甲壳素的制备方法 |
DE4337152A1 (de) * | 1993-10-30 | 1995-05-04 | Merck Patent Gmbh | Verfahren zur Herstellung von wäßrigen Chitosan-Lösungen und -Gelen |
US5622834A (en) * | 1993-12-01 | 1997-04-22 | Marine Polymer Technologies, Inc. | Method of isolating poly-β-1-4-N-acetylglucosamine from microalgal culture |
US5599916A (en) * | 1994-12-22 | 1997-02-04 | Kimberly-Clark Corporation | Chitosan salts having improved absorbent properties and process for the preparation thereof |
DE19517889C2 (de) * | 1995-05-16 | 1998-12-03 | Hoechst Ag | Verfahren zur gezielten Synthese von ß-glycosidisch verknüpften N-Acetylglucosaminderivaten |
US5874551A (en) * | 1996-05-29 | 1999-02-23 | Center For Innovative Technology | Method of making ester-crosslinked chitosan support materials and products thereof |
CN1067531C (zh) * | 1997-01-13 | 2001-06-27 | 陈乐玫 | 几丁聚糖-几丁质保健食品 |
US6255085B1 (en) * | 1999-07-08 | 2001-07-03 | Food Industry Research & Development Institute | Production of chitosan and chitin |
CN1102152C (zh) * | 2000-08-28 | 2003-02-26 | 李高霖 | 水溶性壳聚糖的制备方法 |
-
2002
- 2002-03-22 EP EP20020006710 patent/EP1247819A1/en not_active Withdrawn
- 2002-03-22 TW TW091105522A patent/TW583190B/zh active
- 2002-03-26 CA CA002378910A patent/CA2378910A1/en not_active Abandoned
- 2002-03-27 IS IS6327A patent/IS6327A/is unknown
- 2002-03-28 AU AU29253/02A patent/AU783299B2/en not_active Ceased
- 2002-03-28 US US10/107,144 patent/US6989440B2/en not_active Expired - Lifetime
- 2002-04-03 KR KR1020020018254A patent/KR20020079448A/ko not_active Application Discontinuation
- 2002-04-03 NO NO20021569A patent/NO20021569L/no not_active Application Discontinuation
- 2002-04-04 CN CNB021085951A patent/CN1304429C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
TW583190B (en) | 2004-04-11 |
CN1379046A (zh) | 2002-11-13 |
NO20021569D0 (no) | 2002-04-03 |
AU2925302A (en) | 2002-10-10 |
IS6327A (is) | 2002-10-04 |
US6989440B2 (en) | 2006-01-24 |
US20030045692A1 (en) | 2003-03-06 |
KR20020079448A (ko) | 2002-10-19 |
CN1304429C (zh) | 2007-03-14 |
CA2378910A1 (en) | 2002-10-04 |
AU783299B2 (en) | 2005-10-13 |
EP1247819A1 (en) | 2002-10-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FC2A | Withdrawal, rejection or dismissal of laid open patent application |