KR960034222A - Water-soluble sulfonated chitosan and preparation method thereof - Google Patents

Water-soluble sulfonated chitosan and preparation method thereof Download PDF

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Publication number
KR960034222A
KR960034222A KR1019950004511A KR19950004511A KR960034222A KR 960034222 A KR960034222 A KR 960034222A KR 1019950004511 A KR1019950004511 A KR 1019950004511A KR 19950004511 A KR19950004511 A KR 19950004511A KR 960034222 A KR960034222 A KR 960034222A
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South Korea
Prior art keywords
sultone
chitosan
water
compound
soluble sulfonated
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KR1019950004511A
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Korean (ko)
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KR0163098B1 (en
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정남환
한동근
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정남환
한동근
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Priority to KR1019950004511A priority Critical patent/KR0163098B1/en
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Publication of KR0163098B1 publication Critical patent/KR0163098B1/en

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    • 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

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Molecular Biology (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)

Abstract

본 바명은 키토산의 아민기에 프로판 술톤과 같은 술톤을 반응시켜서 술폰산화를 행함으로써 얻어지는 다음구조식(A)로 표시되는 화합물 및 그 제조방법에 관한 것으로, 본 발명의 술폰산화 키토산은 물에 쉽게 용해되어 의약품 및 의료용품, 생활용품, 식품, 화장품, 응집제 및 막, 농업, 섬유 및 염색, 담체 및 매체, 그 밖의 사료, 제지, 액정, 악기 등의 여러 분야에 응용가능하다.The present invention relates to a compound represented by the following structural formula (A) obtained by reacting a sultone such as propane sultone with an amine group of chitosan to perform sulfonation, and a method for producing the sulfonated chitosan of the present invention is easily dissolved in water. It is applicable to various fields such as pharmaceuticals and medical supplies, household goods, food, cosmetics, flocculants and membranes, agriculture, textiles and dyes, carriers and media, other feeds, papermaking, liquid crystals, musical instruments and the like.

상기 식에서 R은 탄소수 2~20의 알킬화합물 또는 탄소수 6~20의 아릴화합물, X는 H 또는 알카리금속, n은 10~250의 정수이다.Wherein R is an alkyl compound having 2 to 20 carbon atoms or an aryl compound having 6 to 20 carbon atoms, X is H or an alkali metal, and n is an integer of 10 to 250.

Description

수용성 술폰산화 키토산 및 그 제조방법Water-soluble sulfonated chitosan and preparation method thereof

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (6)

다음 구조식(A)로 표시되는 수용성 술폰산화 키토산.Water-soluble sulfonated chitosan represented by the following structural formula (A). 상기 식에서 R은 탄소수 2~20의 알칼화합물 또는 탄소수 6~20의 아릴화합물, X는 H 또는 알카리금속, n은 10-250의 정수이다.In the formula, R is an alkali compound having 2 to 20 carbon atoms or an aryl compound having 6 to 20 carbon atoms, X is H or an alkali metal, and n is an integer of 10 to 250. 키토산(chitosan)을 산성 수용액으로 용해한 후 술톤(sultone)화합물을 첨가하여 키토산의 아민기를 치환시켜 술폰산화한 후 침전용 용매로 침전시키는 것을 특징으로 하는 수용성 술폰산화 키토산의 제조방법.A method for producing a water-soluble sulfonated chitosan, wherein chitosan is dissolved in an acidic aqueous solution, followed by addition of a sultone compound to substitute an amine group for chitosan to sulfonate, and then precipitate with a precipitation solvent. 제2항에 있어서, 상기 술톤 화합물은 다음 구조식(Ⅰ),(Ⅱ),(Ⅲ)으로 표시되는 프로판 술톤, 부탄 술톤, 페닐 술톤 중에서 선택된 하나 이상임을 특징으로 하는 수용성 수폰산화 키토산의 제조방법.The method of claim 2, wherein the sultone compound is at least one selected from propane sultone, butane sultone, and phenyl sultone represented by the following structural formulas (I), (II) and (III). 제2항에 있어서, 상기 술톤 화합물의 첨가량은 키토산의 아민기 물농도의 0.5~3배임을 특징으로 하는 수용성 술폰산화 키토산의 제조방법.The method of claim 2, wherein the addition amount of the sultone compound is 0.5 to 3 times the water concentration of the amine group of the chitosan. 제2항에 있어서, 술톤 화합물 첨가 반응온도는 실온 내지 100℃임을 특징으로 하는 수용성 술폰산화 키토산의 제조방법.The method for preparing a water-soluble sulfonated chitosan according to claim 2, wherein the sultone compound addition reaction temperature is from room temperature to 100 ° C. 제2항에 있어서, 술톤 화합물 첨가 반응시간은 30분 내지 24시간임을 특징으로 하는 수용성 술폰산화 키토산의 제조방법.The method for preparing a water-soluble sulfonated chitosan according to claim 2, wherein the sultone compound addition reaction time is 30 minutes to 24 hours. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950004511A 1995-03-06 1995-03-06 Water-soluble sulfonated chitosan and a process for the preparation thereof KR0163098B1 (en)

Priority Applications (1)

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KR1019950004511A KR0163098B1 (en) 1995-03-06 1995-03-06 Water-soluble sulfonated chitosan and a process for the preparation thereof

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Application Number Priority Date Filing Date Title
KR1019950004511A KR0163098B1 (en) 1995-03-06 1995-03-06 Water-soluble sulfonated chitosan and a process for the preparation thereof

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KR960034222A true KR960034222A (en) 1996-10-22
KR0163098B1 KR0163098B1 (en) 1998-11-16

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050283004A1 (en) * 2004-06-18 2005-12-22 Hopax Chemicals Manufacturing Co., Ltd. Alkylsulfonated polyaminosaccharides

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