Method for removing SOx from gas with modified polyethylene glycol

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United States of America Patent

PATENT NO 9795917
APP PUB NO 20160220946A1
SERIAL NO

15021152

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Abstract

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A method for removing SOx from a gas by using a modified polyethylene glycol solution to absorb the SOx in the gas. The modified polyethylene glycol solution is contacted with the gas containing SOx to absorb the SOx in the gas, wherein x=2 and/or 3, the modified polyethylene glycol is a product derived from etherifying hydroxyl groups in the molecules of ethylene glycol and/or polyethylene glycol and has a general formula: R1—(O—C2H4)n—O—R2, where n is a positive integer, R1 and R2 are the same or different and are each independently alkyl, alkenyl, alkynyl, acyl or aryl.

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Patent Owner(s)

Patent OwnerAddress
PEKING UNIVERSITY100871 NO 5 THE SUMMER PALACE ROAD BEIJING HAIDIAN DISTRICT BEIJING CITY BEIJING CITY 100871
YONGFENG BOYUAN INDUSTRY CO LTD JIANGXI PROVINCEJI'AN JIANGXI 331500
BEIJING BOYUAN HENGSHENG HIGH-TECHNOLOGY CO LTDROOM 2209 BLOCK B CENTURY SCIENCE AND TRADE BUILDING NO 66 ZHONGGUANCUN EAST ROAD HAIDIAN DISTRICT BEIJING 100190 BEIJING CITY BEIJING CITY 100190

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Li Jiangxi, CN 997 9317
Hu, Chun Beijing, CN 37 174
Li, Lifang Jiangxi, CN 8 26
Li, Xiangbin Jiangxi, CN 4 6
Sun, Shaoyang Beijing, CN 2 2
Wan, Mingjin Jiangxi, CN 2 2
Wei, Xionghui Beijing, CN 9 20
Xiao, Jianbai Beijing, CN 2 2
Zou, Meihua Beijing, CN 5 7

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