Title:
NATURAL GAS HYDRATE INHIBITOR
Document Type and Number:
WIPO Patent Application WO/2020/118779
Kind Code:
A1
Abstract:
A natural gas hydrate inhibitor, having the structure shown in formula (1) or formula (2). On the basis of N-vinylpyrrolidone and a monomer structure of the inhibitor, a new structural group is added by means of chemical synthesis to change the end chain structure of the inhibitor to achieve the purpose of improving the inhibition effect. R is C 1-8 hydrocarbyl.
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| WO/2014/130448 | METHODS FOR ALTERING FLUID RHEOLOGY |
| WO/2015/002988 | OILFIELD CLEANER AND CORROSION INHIBITOR |
Inventors:
TANG CUIPING (CN)
LIANG DEQING (CN)
LIANG DEQING (CN)
Application Number:
PCT/CN2018/124194
Publication Date:
June 18, 2020
Filing Date:
December 27, 2018
Export Citation:
Assignee:
GUANGZHOU INST ENERGY CONVERSION CAS (CN)
International Classes:
C09K8/52; C08F126/10; F17D1/17
Domestic Patent References:
| WO2014116560A1 | 2014-07-31 |
Foreign References:
| CN108219762A | 2018-06-29 | |||
| CN107868157A | 2018-04-03 | |||
| US20150376319A1 | 2015-12-31 |
Attorney, Agent or Firm:
GUANGZHOU KEYUE I.P. LAW OFFICE (CN)
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