Title:
A CYCLIC CARBONATE BASED IONIC LIQUID, A METHOD OF PREPARING THE IONIC LIQUID, AND A USE OF SAID IONIC LIQUID
Document Type and Number:
WIPO Patent Application WO/2020/162841
Kind Code:
A3
Abstract:
This invention relates to a cyclic carbonate based ionic liquid, a preparation of such ionic liquid, and a use of the ionic liquid in a demulsification process, a process of wax removal from the crude oil, and a process for extracting crude oil from the oil sand. Said ionic liquid has structure (i); wherein: X is selected from halide, acetate, benzoate, tetrafluoroborate, hexafluorophosphate, perchlorate, sulphate, nitrate, phosphate, cyanide, and thiocyanate; A is selected from nitrogen or phosphorous; and R1, R2, and R3 are independently selected from hydrogen, linear or branched aliphatic hydrocarbon having 2 to 40 carbon atoms, linear or branched alkoxy group having 2 to 40 carbon atoms, aromatic with or without substituted group, or R1, R2, and R3 are taken together to form a heteroaryl ring.
Inventors:
PIROMCHART TARADON (TH)
D'ELIA VALERIO (TH)
ARAYACHUKIAT SUNATDA (TH)
D'ELIA VALERIO (TH)
ARAYACHUKIAT SUNATDA (TH)
Application Number:
PCT/TH2020/000003
Publication Date:
February 18, 2021
Filing Date:
January 16, 2020
Export Citation:
Assignee:
PTT EXPLORATION AND PRODUCTION PUBLIC COMPANY LTD (TH)
International Classes:
C07D317/36; C07D317/28; C07D405/06; C10G33/04
Domestic Patent References:
| WO2020162841A2 | 2020-08-13 |
Foreign References:
| US8747674B2 | 2014-06-10 | |||
| US9093722B2 | 2015-07-28 | |||
| US9404052B2 | 2016-08-02 | |||
| US3475458A | 1969-10-28 |
Attorney, Agent or Firm:
SUWANPRATEEP, Dhiraphol et al. (TH)
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