KR950011474A - 키토산 수용액 및 겔의 제조방법 - Google Patents
키토산 수용액 및 겔의 제조방법 Download PDFInfo
- Publication number
- KR950011474A KR950011474A KR1019940027112A KR19940027112A KR950011474A KR 950011474 A KR950011474 A KR 950011474A KR 1019940027112 A KR1019940027112 A KR 1019940027112A KR 19940027112 A KR19940027112 A KR 19940027112A KR 950011474 A KR950011474 A KR 950011474A
- Authority
- KR
- South Korea
- Prior art keywords
- chitosan
- acid
- chelating agent
- aqueous solution
- water
- Prior art date
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
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
- C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
-
- 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
- C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
- C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
- C08J3/075—Macromolecular gels
-
- 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
-
- 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
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Organic Chemistry (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Biochemistry (AREA)
- Molecular Biology (AREA)
- General Health & Medical Sciences (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Cosmetics (AREA)
- Colloid Chemistry (AREA)
- Medicinal Preparation (AREA)
- Jellies, Jams, And Syrups (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
본 발명은 키토산 수용액 및 겔와 제조방법에 있어서, 키토산과 산킬레이트제를 물에 용해시키는 것을 특징으로 하는 제조방법을 제공한다.
키토산이 단지 미량 용해되거나 또는 용해되지 않는 산과 다가금속의 염을 상기한 용액에 첨가하게 되면 용액의 점도가 크게 증가되거나, 점도가 높은 겔로 전환될 수 있다.
상기한 용액으로부터 물을 제거하거나 또는 유기용매를 사용하여 침전시킴으로써 키토산-킬레이트제의 염유사 부가물을 얻을 수 있다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (7)
- 키토산 수용액 및 겔의 제조방법에 있어서. 키토산과 산 킬레이트제를 물에 용해시키는 것을 특징으로 하는 제조방법.
- 제1항에 있어서, 상기한 킬레이트제가 니트릴로트리아세트산, 에틸렌디아민테트라아세트산, 디에틸렌트리아민펜타아세트산, 트리에틸렌테트라아민헥사아세트산 또는 디아미노시클로헥산테트라아세트산인 것임을 특징으로 하는 제조방법.
- 제1항 또는 제2항에 있어서, 상기한 키토산과 킬레이트제는 1:0.3내지 1:5의 질량비로 물중에 함께 용해 되어, 이들의 총 함량이 0.1 내지 25중량%인 수용액을 형성하는 것을 특징으로 하는 제조방법.
- 고점도 키토산 겔의 제조방법에 있어서, 키토산이 미량 용해되거나 또는 용해되지 않는 산과 다가금속의 염을 키토산과 산 킬레이트제를 함유하는 수응액에 첨가하는 것을 특징으로 하는 제조방법.
- 제4항에 있어서, 칼슘 또는 마그네슘의 탄산염, 황산염, 인산염 또는 옥살산염을 첨가하는 것을 특징으로 하는 제조방법.
- 제4항 또는 제5항에 있어서, 상기한 염을, 키토산과 킬레이트제가 1:0.3 내지 1:5의 질량비로 물중에 함께 용해되어, 이들의 총 함량이 0.1 내지 25중량%인 수용액에 첨가하는 것을 특징으로 하는 제조방법.
- 일반적인 수용액에서 물을 제거하거나 또는 유기용매를 사용하여 침전시킴으로써 수득할 수 있는 키토산 및 킬레이트제의 염유사 부가물.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4337152A DE4337152A1 (de) | 1993-10-30 | 1993-10-30 | Verfahren zur Herstellung von wäßrigen Chitosan-Lösungen und -Gelen |
DEP4337152.3 | 1993-10-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR950011474A true KR950011474A (ko) | 1995-05-15 |
Family
ID=6501460
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940027112A KR950011474A (ko) | 1993-10-30 | 1994-10-24 | 키토산 수용액 및 겔의 제조방법 |
Country Status (15)
Country | Link |
---|---|
EP (1) | EP0650999B1 (ko) |
JP (1) | JPH07188424A (ko) |
KR (1) | KR950011474A (ko) |
CN (1) | CN1106820A (ko) |
AT (1) | ATE182344T1 (ko) |
AU (1) | AU7750094A (ko) |
CA (1) | CA2134635A1 (ko) |
CZ (1) | CZ258694A3 (ko) |
DE (2) | DE4337152A1 (ko) |
ES (1) | ES2136688T3 (ko) |
HU (1) | HUT73013A (ko) |
NO (1) | NO944111L (ko) |
PL (1) | PL305652A1 (ko) |
RU (1) | RU94039534A (ko) |
ZA (1) | ZA948523B (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010106359A (ko) * | 2001-10-30 | 2001-11-29 | 조석형 | 가축사료용 킬레이트 화합물 |
CN114957711A (zh) * | 2022-06-06 | 2022-08-30 | 中国医科大学附属盛京医院 | 一种壳聚糖溶液及壳聚糖温敏凝胶的制备方法 |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0830381A4 (en) * | 1995-06-09 | 2000-11-22 | William N Drohan | CHITINE HYDROGELS, PRODUCTION METHOD AND USE |
DE19714059A1 (de) | 1997-04-05 | 1998-10-08 | Wolff Walsrode Ag | Thermoplastischer Werkstoff auf der Basis von Polysacchariden sowie ein Verfahren zu dessen Herstellung und Verwendung desselben |
US6645947B1 (en) | 1999-05-20 | 2003-11-11 | Chitogenics, Inc. | Adhesive N, O-carboxymethylchitosan coatings which inhibit attachment of substrate-dependent cells and proteins |
TW583190B (en) * | 2001-04-04 | 2004-04-11 | Dainichiseika Color Chem | Purified chitins and production process thereof |
US7265097B2 (en) | 2002-08-20 | 2007-09-04 | Chitogenics, Inc. | Methods of drug delivery using sulphated chitinous polymers |
CN101274099B (zh) * | 2007-03-27 | 2011-03-23 | 醒能生物制品开发股份有限公司 | 具传递作用的高分子基质的制备方法 |
US8517979B2 (en) | 2008-12-22 | 2013-08-27 | Abbott Laboratories | Carriers for hemostatic tract treatment |
US8715719B2 (en) | 2010-06-16 | 2014-05-06 | Abbott Vascular, Inc. | Stable chitosan hemostatic implant and methods of manufacture |
CN109602944A (zh) * | 2011-11-13 | 2019-04-12 | 克里斯龙公司 | 原位可交联的聚合物组合物及其方法 |
US9925210B2 (en) | 2014-02-04 | 2018-03-27 | Tricol Biomedical, Inc. | Chitosan materials from carbonic acid solution |
EP3154513B1 (en) * | 2014-06-10 | 2019-11-20 | Afyx Therapeutics A/S | Compositions comprising electrohydrodynamically obtained fibres for administration of specific dosages of an active substance to skin or mucosa |
US11160901B2 (en) | 2015-04-10 | 2021-11-02 | Tricol Biomedical, Inc. | Bioadhesive chitosan gel for controlling bleeding and for promoting healing with scar reduction without obscuring or interfering with access to a surgical field |
ES2875098T3 (es) | 2015-06-22 | 2021-11-08 | Cresilon Inc | Andamiaje de polímero adhesivo hemostático de alta eficacia |
BR112019014236A2 (pt) | 2017-01-23 | 2020-03-17 | Afyx Therapeutics A/S | Método para a fabricação de um produto de duas camadas à base de fibras eletrofiadas |
ES2874787T3 (es) | 2017-01-23 | 2021-11-05 | Afyx Therapeutics As | Método para la preparación de fibras electrohiladas con un alto contenido de una sustancia bioadhesiva |
CN110327221A (zh) * | 2019-04-16 | 2019-10-15 | 中国人民解放军第四军医大学 | 一种牙本质胶原纤维脱矿材料及其制备方法与应用 |
CN112480433A (zh) * | 2020-11-30 | 2021-03-12 | 东南大学成贤学院 | 一种粘性壳聚糖-海藻酸盐水凝胶及其制备和应用方法 |
CN113441513B (zh) * | 2021-05-25 | 2022-07-19 | 中国地质大学(武汉) | 一种稳定化处理重金属废渣的有机-无机复合材料及其制备方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2754796A1 (de) * | 1977-12-09 | 1979-06-13 | Wella Ag | Haarkur- und haarwaschmittel |
DE3600333C2 (de) * | 1985-01-08 | 1996-03-28 | Agency Ind Science Techn | Membran für die Trennung von Flüssigkeiten durch Verdunstung |
JPS61170376A (ja) * | 1985-01-24 | 1986-08-01 | Kazuji Fukunaga | 食品の保存剤 |
JPH0635359B2 (ja) * | 1988-03-17 | 1994-05-11 | 片倉チッカリン株式会社 | 植物病害の発生を抑制する液体肥料 |
-
1993
- 1993-10-30 DE DE4337152A patent/DE4337152A1/de not_active Withdrawn
-
1994
- 1994-09-19 AT AT94114697T patent/ATE182344T1/de not_active IP Right Cessation
- 1994-09-19 ES ES94114697T patent/ES2136688T3/es not_active Expired - Lifetime
- 1994-09-19 DE DE59408512T patent/DE59408512D1/de not_active Expired - Fee Related
- 1994-09-19 EP EP94114697A patent/EP0650999B1/de not_active Expired - Lifetime
- 1994-10-20 CZ CZ942586A patent/CZ258694A3/cs unknown
- 1994-10-24 KR KR1019940027112A patent/KR950011474A/ko not_active Application Discontinuation
- 1994-10-26 AU AU77500/94A patent/AU7750094A/en not_active Abandoned
- 1994-10-27 JP JP6263691A patent/JPH07188424A/ja active Pending
- 1994-10-27 CN CN94117615A patent/CN1106820A/zh active Pending
- 1994-10-28 RU RU94039534/04A patent/RU94039534A/ru unknown
- 1994-10-28 NO NO944111A patent/NO944111L/no unknown
- 1994-10-28 CA CA002134635A patent/CA2134635A1/en not_active Abandoned
- 1994-10-28 HU HU9403118A patent/HUT73013A/hu unknown
- 1994-10-28 PL PL94305652A patent/PL305652A1/xx unknown
- 1994-10-28 ZA ZA948523A patent/ZA948523B/xx unknown
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010106359A (ko) * | 2001-10-30 | 2001-11-29 | 조석형 | 가축사료용 킬레이트 화합물 |
CN114957711A (zh) * | 2022-06-06 | 2022-08-30 | 中国医科大学附属盛京医院 | 一种壳聚糖溶液及壳聚糖温敏凝胶的制备方法 |
Also Published As
Publication number | Publication date |
---|---|
RU94039534A (ru) | 1996-08-20 |
PL305652A1 (en) | 1995-05-02 |
DE59408512D1 (de) | 1999-08-26 |
HUT73013A (en) | 1996-06-28 |
ATE182344T1 (de) | 1999-08-15 |
NO944111L (no) | 1995-05-02 |
EP0650999B1 (de) | 1999-07-21 |
DE4337152A1 (de) | 1995-05-04 |
HU9403118D0 (en) | 1995-01-30 |
CA2134635A1 (en) | 1995-05-01 |
CZ258694A3 (en) | 1995-06-14 |
AU7750094A (en) | 1995-05-18 |
CN1106820A (zh) | 1995-08-16 |
ES2136688T3 (es) | 1999-12-01 |
ZA948523B (en) | 1995-06-23 |
NO944111D0 (no) | 1994-10-28 |
EP0650999A1 (de) | 1995-05-03 |
JPH07188424A (ja) | 1995-07-25 |
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Legal Events
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WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |