Knowledge Management System Of Guangzhou Institute of Energy Conversion, CAS
Hydrogenolysis process for lignosulfonate depolymerization using synergistic catalysts of noble metal and metal chloride | |
Shu, Riyang1,2; Xu, Ying1; Ma, Longlong1; Zhang, Qi1; Wang, Tiejun1; Chen, Pengru1,2; Wu, Qingyun1 | |
2016 | |
发表期刊 | RSC ADVANCES |
卷号 | 6期号:91页码:88788-88796 |
摘要 | A novel hydrogenolysis process for lignosulfonate depolymerization was proposed using a noble metal catalyst cooperated with metal chloride in methanol. Hydrogenolysis performance was significantly affected by the catalysts, via a synergistic catalytic effect between the Lewis acid (metal chloride) and the noble metal. Reaction conditions were also optimized, with 8.6% aliphatic alcohols and 9.2% monomers obtained at 280 degrees C for 5 h over Pt/C cooperated with CrCl3. Analysis of the depolymerized products indicated that CrCl3 had a catalytic promoting effect on cleavage of beta-O-4 bonds with the synergistic catalytic effect of Pt/C. Meanwhile, the noble metal catalysed saturation of the depolymerized products and suppressed them from condensing into residues. The sulfonic groups of lignosulfonate were cleaved and they did not cause Pt/C poisoning. The catalyst showed good recyclability, with no significant loss of catalytic activity after three runs. |
文章类型 | Article |
WOS标题词 | Science & Technology ; Physical Sciences |
DOI | 10.1039/c6ra16725j |
研究领域[WOS] | Chemistry |
关键词[WOS] | LIGNIN DEPOLYMERIZATION ; KRAFT LIGNIN ; CONVERSION ; CHEMICALS ; ACID ; EFFICIENT ; PHENOLS ; WATER ; HYDRODEOXYGENATION ; DEACTIVATION |
收录类别 | SCI |
语种 | 英语 |
项目资助者 | Natural Science Foundation of China(51476178) ; National Key Technology RD Program(2014BAD02B01) |
WOS类目 | Chemistry, Multidisciplinary |
WOS记录号 | WOS:000384571800110 |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | http://ir.giec.ac.cn/handle/344007/11914 |
专题 | 中国科学院广州能源研究所 |
作者单位 | 1.Chinese Acad Sci, Guangzhou Inst Energy Convers, Key Lab Renewable Energy, Guangzhou 510640, Guangdong, Peoples R China 2.Univ Chinese Acad Sci, Beijing 100049, Peoples R China |
第一作者单位 | 中国科学院广州能源研究所 |
推荐引用方式 GB/T 7714 | Shu, Riyang,Xu, Ying,Ma, Longlong,et al. Hydrogenolysis process for lignosulfonate depolymerization using synergistic catalysts of noble metal and metal chloride[J]. RSC ADVANCES,2016,6(91):88788-88796. |
APA | Shu, Riyang.,Xu, Ying.,Ma, Longlong.,Zhang, Qi.,Wang, Tiejun.,...&Wu, Qingyun.(2016).Hydrogenolysis process for lignosulfonate depolymerization using synergistic catalysts of noble metal and metal chloride.RSC ADVANCES,6(91),88788-88796. |
MLA | Shu, Riyang,et al."Hydrogenolysis process for lignosulfonate depolymerization using synergistic catalysts of noble metal and metal chloride".RSC ADVANCES 6.91(2016):88788-88796. |
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