KR970027179A - 내수성이 향산된 키토산(chitosan)계 수지혼합물 - Google Patents
내수성이 향산된 키토산(chitosan)계 수지혼합물 Download PDFInfo
- Publication number
- KR970027179A KR970027179A KR1019950039395A KR19950039395A KR970027179A KR 970027179 A KR970027179 A KR 970027179A KR 1019950039395 A KR1019950039395 A KR 1019950039395A KR 19950039395 A KR19950039395 A KR 19950039395A KR 970027179 A KR970027179 A KR 970027179A
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- KR
- South Korea
- Prior art keywords
- chitosan
- resin
- weight
- resin composition
- water
- 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.)
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Classifications
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- 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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L29/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical; Compositions of hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Compositions of derivatives of such polymers
- C08L29/02—Homopolymers or copolymers of unsaturated alcohols
- C08L29/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
Claims (7)
- 전체 수지중의 10 내지 99중량%의 키토산; 전체 수지중의 0 내지 90중량%의 수용성수지; 및 수지 전체량에 대하여 0.5 내지 20중량%의 탄소수 2 내지 24범위의 지방족 디키르본산 화합물을 포함하는 것으로 구성되는 키톤산 수지 조성물.
- 제1항 있어서, 키토산은 500,000 내지 1,500,000의 분자량을 갖으며, 탈아세틸화율이 70% 이상의 것임을 특징으로 하는 키토산 수지 조성물.
- 제1항에 있어서, 수용성 수지는 중합도 1,000 내지 2,000의 폴리비닐알콜, 또는 분자량 4,000 내지 6,000의 폴리에틸렌(또는 프로필렌)글리콜임을 특징으로 하는 키토산 수지 조성물.
- 제1항에 있어서, 지방족 디카르본산은 숙신산, 세바신산, 또는 헥사데카네디온산으로 이루어지는 군에서 선택되는 것임을 특징으로 하는 키토산 수지 조성물.
- 제1항에 있어서, 키토산 수지 조성물은 전체 수지 조성물 중에 대하여 5 내지 25중량%의 글리세린을 더욱 포함함을 특징으로 하는 키토산 수지 조성물.
- 제5항에 있어서, 글리세린과 수용성 수지의 합한 양은 수지 전체의 양에 대하여 70중량% 이상으로 포함됨을 특징으로 하는 키토산 수지 조성물.
- 전체 수지중의 0 내지 90중량%의 수용성수지 및 수지 전체량에 대하여 0.5 내지 20중량%의 탄소수 2 내지 24범위의 지방족 디키르본산 화합물의 혼합물을 산성수용액(pH 2~6.5)에 교반중에 첨가한 후 90 내지 95℃의 온도로 승온하여 내용물을 완전히 용해시킨 후; 전체 수지중의 10 내지 99중량%의 키토산을 상기 용해 물에 천천히 투입하여 키토산 혼합물의 도우프를 제조한 후; 이 도우프를 건조한 후 160 내지 200℃의 온도에서 열처리를 행하는; 단계들로 이루어진, 키토산 수지 조성물의 제조 방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950039395A KR100208148B1 (ko) | 1995-11-02 | 1995-11-02 | 내수성이 향상된 키토산계 수지혼합물 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950039395A KR100208148B1 (ko) | 1995-11-02 | 1995-11-02 | 내수성이 향상된 키토산계 수지혼합물 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970027179A true KR970027179A (ko) | 1997-06-24 |
KR100208148B1 KR100208148B1 (ko) | 1999-07-15 |
Family
ID=19432765
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950039395A Expired - Fee Related KR100208148B1 (ko) | 1995-11-02 | 1995-11-02 | 내수성이 향상된 키토산계 수지혼합물 |
Country Status (1)
Country | Link |
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KR (1) | KR100208148B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100489733B1 (ko) * | 1997-12-30 | 2005-10-12 | 주식회사 효성생활산업 | 키토산함유폴리에스터수지의제조방법 |
-
1995
- 1995-11-02 KR KR1019950039395A patent/KR100208148B1/ko not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100489733B1 (ko) * | 1997-12-30 | 2005-10-12 | 주식회사 효성생활산업 | 키토산함유폴리에스터수지의제조방법 |
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Publication number | Publication date |
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KR100208148B1 (ko) | 1999-07-15 |
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