Journal of the Korean Wood Science and Technology
- 제17권4호
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- Pages.44-56
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- 1989
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- 1017-0715(pISSN)
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- 2233-7180(eISSN)
13C-NMR에 의한 크라프트 리그닌의 특성
Characterization of Kraft Lignin by 13C-Nuclear Magnetic Resonance Spectroscopy
- Lee, Beom-Goo (Forestry Kangweon National University) ;
- Hwang, Byung-Ho (Forestry Kangweon National University)
- 투고 : 1989.09.20
- 발행 : 1989.12.30
초록
Kraft pulp 폐액에 다량 존재하는 lignin을 회수 이용하기 위하여 폐액을 조제하고 유기용매로 추출 정제하여 각 fraction별로
To recover much residual lignin from the black liquor of kraft pulp. the black liquor was extracted and purified with many organic solvents. Many kinds of lignins were isolated from each fraction obtained and the characteristics of these lignins investigated by
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