KR20220030564A - 타닌산 및 알긴산 가교결합된 기능성 하이드로젤 및 이의 제조방법 - Google Patents
타닌산 및 알긴산 가교결합된 기능성 하이드로젤 및 이의 제조방법 Download PDFInfo
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- tannic acid
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Abstract
Description
도 2는 본 발명의 일 실시예에 따른 2가의 금속이온을 이용한 타닌산 및 알긴산 그룹과의 상호작용(가교결합)을 확인한 것이다.
도 3은 본 발명의 일 실시예에 따라 제조된 ABT 하이드로젤 FTIR을 측정한 것이다.
도 4는 본 발명의 ABT 하이드로젤의 주사가능성 및 터프(tough) 물성을 확인한 것이다.
도 5는 본 발명의 일 실시예에 따른 ABT 하이드로젤 및 ABT-CNT 하이드로젤의 점탄성 특성을 평가한 것이다.
도 6은 본 발명의 다른 일 실시예에 따른 ABT-CNT 3D 프린팅 하이드로젤 제조과정 및 전기전도성을 검증한 것이다.
도 7은 ABT 하이드로젤을 다양한 형상으로 3D 프린팅 한 결과를 촬영한 것이다.
도 8은 본 발명의 일 실시예에 따른 ABT-CNT 하이드로젤의 전기전도성을 검증한 것이다.
도 9는 본 발명의 일 실시예에 따른 ABT 하이드로젤 및 ABT-CNT 하이드로젤의 가교 정도에 따른 3D 프린팅 한 이후의 다양한 물성을 확인한 것이다.
도 10은 본 발명의 일 실시예에 따른 ABT 하이드로젤을 3D 프린팅 하여 제조된 튜브 및 이의 자가복원력을 검증한 것이다.
도 11은 도 10의 자가복원력은 순환-압축 테스트로 측정한 결과 그래프를 도시한 것이다.
샘플 번호 | 샘플 코드 | Alginate (g) | TA (g) | BSA (g) | CNT (mg) | CaCl 2 (M) |
1 | Alg | 1.5 | 0.5 | |||
2 | AT | 1.5 | 1.5 | 0.5 | ||
3 | AB | 1.5 | 0.25 | 0.5 | ||
4 | ABT | 1.5 | 1.5 | 0.25 | ||
5 | ABT | 1.5 | 1.5 | 0.25 | 0.5 | |
6 | ABT-CNT | 1.5 | 1.5 | 0.25 | 50 | 0.5 |
7 | ABT-CNT | 1.5 | 1.5 | 0.25 | 250 | 0.5 |
Claims (5)
- 알긴산, 타닌산, 알부민으로 이루어지는, 기능성 하이드로젤.
- 제1항에 있어서,
상기 타닌산은, 상기 알긴산 또는 알부민 중 적어도 하나의 중량 대비 0.2 내지 6배 중량인, 기능성 하이드로젤. - 제1항에 있어서,
상기 하이드로젤은, 상기 타닌산에 의해 가교결합되는, 기능성 하이드로젤. - 제1항에 있어서,
상기 하이드로젤은, 전도성 물질을 더 포함하는, 기능성 하이드로젤. - (a) 알긴산, 타닌산, 알부민으로 이루어지는 제1젤을 제조하는 단계;
(b) 알긴산, 타닌산, 알부민 및 적어도 1종의 전도성 물질로 이루어지는 제2젤을 제조하는 단계; 및
(c) 상기 제1젤 및 제2젤을 교차로 적층시켜 3D 프린팅하는 단계;
를 포함하는, 기능성 하이드로젤 제조방법.
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