Improving the steric hindrance effect of linear sulfonated acetone–formaldehyde dispersant and its performance in coal

Improving the steric hindrance effect of linear sulfonated acetone–formaldehyde dispersant and its performance in coal–water slurry

Published:2022 Issue:55 Volume:12 Page:35508-35516
ISSN:2046-2069
Container-title:RSC Advances
language:en
Short-container-title:RSC Adv.

Author:

Shuai Wenlin¹²³,Wang Shiwei²⁴^ORCID,Sun Taotao²,Yin Hongfeng²^ORCID,Zu Yu²,Yao Gang⁵,Li Zhonghua⁵,Qi Zhaokun⁵,Zhong Mei¹³

Affiliation:

1. State Key Laboratory of Chemistry and Utilization of Carbon-Based Energy Resources Jointly Built by Xinjiang Uyghur Autonomous Region and Ministry of Science and Technology, Xinjiang University, Urumqi 830046, Xinjiang, P. R. China

2. Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences, Ningbo 315201, Zhejiang, P. R. China

3. Xinjiang Key Laboratory of Coal Clean Conversion & Chemical Engineering Process, School of Chemical Engineering and Technology, Xinjiang University, Urumqi 830046, Xinjiang, P. R. China

4. Zhejiang Institute of Tianjin University, Ningbo, Zhejiang 300192, P. R. China

5. Yankuang Xinjiang Coal Chemical Co., Ltd, Urumqi 831408, Xinjiang, P. R. China

Abstract

PSAF gains a significant steric hindrance effect from the introduction of phenol groups into its molecular structure. It exhibits stand-up adsorption rather than lie-down adsorption on SAF, resulting in a stronger steric hindrance effect and improved rheological properties.

Funder

National Natural Science Foundation of China

Publisher

Royal Society of Chemistry (RSC)

Subject

General Chemical Engineering,General Chemistry

Link

http://pubs.rsc.org/en/content/articlepdf/2022/RA/D2RA05802B

Reference55 articles.

1. Carbon cycle in advanced coal chemical engineering

2. Recent advances of sodium borohydride reduction in coal water slurry desulfurization: integration of chemical and electrochemical reduction

3. Influence of different dispersants on rheological behaviors of coal water slurry prepared from a low quality coal