Hydrolysis of lignocellulosic biomass using silica based separable solid acid catalyst

2019 ◽  
Vol 29 (1) ◽  
pp. 41-47
Author(s):  
Jong-Hwa Kim ◽  
Jong-Chan Kim ◽  
Da-Song Lee ◽  
Hanseob Jeong ◽  
Soo Min Lee ◽  
...  
2020 ◽  
Vol 56 (89) ◽  
pp. 13840-13843
Author(s):  
Zhou Fang ◽  
Danke Chen ◽  
Zhuoyi Li ◽  
Xu Ma ◽  
Xinyi Wan ◽  
...  

A solid acid catalyst POM@MOF thin film was prepared and utilized for the efficient hydrolysis of esters with a long durability.


2009 ◽  
Vol 113 (8) ◽  
pp. 3181-3188 ◽  
Author(s):  
Daizo Yamaguchi ◽  
Masaaki Kitano ◽  
Satoshi Suganuma ◽  
Kiyotaka Nakajima ◽  
Hideki Kato ◽  
...  

2020 ◽  
Vol 32 (6) ◽  
pp. 1404-1408
Author(s):  
Taslim ◽  
Dian Halimah Batubara ◽  
Seri Maulina ◽  
Iriany ◽  
Okta Bani

Cogon grass (Imperata cylindrica) is convertible into glucose by hydrolysis process, which usually requires a catalyst. A solid acid catalyst of sulfonated carbon was used in this work. This study aimed to observe the viability of candlenut shell as carbonaceous source in solid acid catalyst production and to characterize the sulfonated carbon. The carbonization was performed at 250-550 ºC for 4 h, while sulfonation was carried out at 100-180 ºC for 6 h. Sulfonated carbon was then characterized by H+ activity/acid density test, scanning electron microscopy-energy dispersive X-ray spectroscopy (SEM-EDX) and Fourier transform infrared (FTIR) spectroscopy. Sulfonated carbon was then tested as a heterogeneous catalyst for hydrolysis reaction. The reaction was performed in a stainless steel batch reactor at 100 ºC for 6 h. Glucose formed by hydrolysis was measured by dinitrosalicylic acid (DNS) method. Results of this study suggested that sulfonated carbon derived from candlenut shell may be used as a catalyst for cogon grass cellulose hydrolysis to produce glucose


RSC Advances ◽  
2019 ◽  
Vol 9 (50) ◽  
pp. 28902-28907 ◽  
Author(s):  
Runming Gong ◽  
Zihao Ma ◽  
Xing Wang ◽  
Ying Han ◽  
Yanzhu Guo ◽  
...  

Waste newspaper is one of the most common cellulosic materials.


2017 ◽  
Vol 174 ◽  
pp. 154-159 ◽  
Author(s):  
Wenqing Si ◽  
Yichen Li ◽  
Jie Zheng ◽  
Shun’an Wei ◽  
Dan Wang

2018 ◽  
Vol 55 (1B) ◽  
pp. 145
Author(s):  
T-Que Phuong Phan

In this study, a carbon–based solid acid catalyst was prepared via hydrothermal carbonization method (HTC) using glucose and pyrolysed waste tyre as carbon precursors and aqueous solution of H2SO4 as sulfonation agent. Prepared catalysts were characterized by X–ray diffraction (XRD), scanning electron microscope (SEM), Fourier transform infrared FT–IR and Brunauer–Emmett–Teller (BET). As the result, catalysts were manufactured with the appropriate physical and chemical characteristics and high acidity.


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