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Permeability Control of Cellulose Hydrogel Membrane Using Alginate

알지네이트를 이용한 셀룰로오스 하이드로겔의 투과 특성 제어

  • Jeong, Eunsue (Department of Biosystems and Biomaterials Science and Engineering, College of Agriculture and Life Sciences, Seoul National University) ;
  • Shin, Sungchul (Department of Biosystems and Biomaterials Science and Engineering, College of Agriculture and Life Sciences, Seoul National University) ;
  • Park, Minsung (Department of Biosystems and Biomaterials Science and Engineering, College of Agriculture and Life Sciences, Seoul National University) ;
  • Hyun, Jinho (Center for Food and Bioconvergence, Seoul National University)
  • 정은수 (서울대학교 농업생명과학대학 바이오시스템.소재학부) ;
  • 신성철 (서울대학교 농업생명과학대학 바이오시스템.소재학부) ;
  • 박민성 (서울대학교 농업생명과학대학 바이오시스템.소재학부) ;
  • 현진호 (서울대학교 식품바이오융합연구소)
  • Received : 2015.03.03
  • Accepted : 2015.04.19
  • Published : 2015.04.30

Abstract

Natural cellulose hydrogel membrane cannot be directly used for cell encapsulation because it has many large pores on the surface that immune biomolecules are able to penetrate into easily. For the reason, alginate was used for the control of pore size of the cellulose hydrogel membrane. The surface morphology of cellulose/alginate nanocomposite confirmed the successful control of the porosity of the membrane. The permeability of the cellulose/alginate nanocomposite was decreased but mechanical properties were increased compared with the bacterial cellulose membrane. The cellulose/alginate nanocomposite could be used for the functional membrane as a promising biomedical material in the future.

Keywords

References

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