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산촉매 수열반응 및 효소에 의한 다시마 가공 잔재물의 순차적 가수분해 KCI 등재

Sequential Hydrolysis of Laminaria Japonica Processing Residue by Acid-catalyzed Hydrothermal and Enzymatic Treatments

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한국폐기물자원순환학회지 (Journal of Korea Society of Waste Management)
한국폐기물자원순환학회 (Korea Society Of Waste Management)
초록

This study investigated the optimal sequential hydrolysis conditions by comparing with reducing sugar yield ofsequential hydrolysis of Laminaria japonica processing residue. After acid-catalyzed hydrothermal hydrolysis, sequentialenzymatic hydrolysis was performed with single enzymes such as Celluclast® 1.5L, Saczyme, and Alginate Lyase, andtheir mixture. As a result, the yield of reducing sugar by sequential hydrolysis with the mixed enzymes was the highest,but there would be an economical problem with excessive enzyme loading. Therefore, considering the reducing sugaryield and economics, it is thought that hydrolysis by the mixed enzymes has no advantage, thus, using the Celluclast®1.5L in the sequential hydrolysis was practically more appropriate. The optimal sequential hydrolysis conditions ofLaminaria japonica processing residue were determined to be 8% v/w of enzyme injection, 42.6oC of reaction temperature,pH 4.1, and 26 hours of reaction time after acid-catalyzed hydrothermal hydrolysis (0.108 N-HCl, 144oC of reactiontemperature, and 22 minute of reaction time).

목차
Abstract
 I. 서 론
 II. 재료 및 방법
  1. 실험재료
  2. 실험방법
 III. 결과 및 고찰
  1. 산 촉매 수열반응-단일효소를 이용한 순차적 가수분해
  2. 산 촉매 수열반응-혼합효소를 이용한 순차적 가수분해
  3. 순차적 가수분해에서 단일효소와 혼합효소의 효과
 IV. 결 론
 사 사
 References
저자
  • 박은영(서울시립대학교 대학원 에너지환경시스템공학과) | Eun-Young Park
  • 김용진(목포해양대학교 환경·생명공학과) | Yong-Jin Kim Corresponding author
  • 정승미(서울시립대학교 대학원 에너지환경시스템공학과) | Seung-Mi Jeong
  • 이동훈(서울시립대학교 대학원 에너지환경시스템공학과) | Dong-Hoon Lee