http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
General Tendency of Lignin Chemical Structure and its Relation to Reactivity
Yuji Matsumoto,Deded Sarip Nawawi,Satoko Shimizu,Pattaraporn Posoknistakul,Iori Tomoda,Takuya Akiyama,Tomoya Yokoyama 한국펄프·종이공학회 2016 한국펄프·종이공학회 학술발표논문집 Vol.2016 No.10
Hardwood lignins are different from softwood lignins by the presence of syringyl type aromatic nuclei. In addition, there are wide varieties in the structure and amount of hardwood lignins depending on wood species, environment of growing site, portion in the wood, portion in the cell wall, and so on. We have shown that the wide variety of lignin structure and amount can be sorted out by taking the syringyl/guaiacyl ratio as an index. Furthermore, we have also shown that lignin structure can be quantitatively related to the chemical reactivity such as delignification during chemical pulping by taking the syringyl/guaiacyl ratio as an index. In this report, we review our recent achievements about the quantitative relationships between lignin structure and reactivity.