Title:
TRAPPING AGENT FOR HYDROCARBON GAS, AND METHOD FOR SEPARATING NEAR-BOILING-POINT GAS
Document Type and Number:
WIPO Patent Application WO/2023/020223
Kind Code:
A1
Abstract:
A trapping agent for a hydrocarbon gas. The trapping agent consists of a solid adsorbent and a composite solvent, wherein the solid adsorbent is a zeolitic imidazolate framework material, and the composite solvent comprises an organic solvent and water, with the organic solvent being selected from one or a combination of two or more of 1,3-dimethyl-2-imidazolinone, N,N-dimethylpropenyl urea, isoamyl alcohol, isohexanediol and dimethyl sulfoxide. Further disclosed is a method for separating a near-boiling-point gas by using the trapping agent.
Inventors:
CHEN GUANGJIN (CN)
WANG HUISHAN (CN)
YANG MINGKE (CN)
SUN CHANGYU (CN)
CHAI LIYA (CN)
LI KUN (CN)
HUANG ZIXUAN (CN)
WANG HUISHAN (CN)
YANG MINGKE (CN)
SUN CHANGYU (CN)
CHAI LIYA (CN)
LI KUN (CN)
HUANG ZIXUAN (CN)
Application Number:
PCT/CN2022/108222
Publication Date:
February 23, 2023
Filing Date:
July 27, 2022
Export Citation:
Assignee:
UNIV CHINA PETROLEUM BEIJING (CN)
International Classes:
B01D53/02; B01D53/14; C10G70/04; C10G70/06
Foreign References:
| CN113680172A | 2021-11-23 | |||
| US20190282997A1 | 2019-09-19 | |||
| CN112723976A | 2021-04-30 | |||
| CN103058810A | 2013-04-24 | |||
| CN103221127A | 2013-07-24 | |||
| CN110479044A | 2019-11-22 |
Attorney, Agent or Firm:
BEIJING SANYOU INTELLECTUAL PROPERTY AGENCY LTD. (CN)
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