Title:
MICROSPHERE TYPE HYDRATE INHIBITOR AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2024/099465
Kind Code:
A1
Abstract:
Disclosed in the present invention are a microsphere type hydrate inhibitor and the use thereof. The microsphere type hydrate inhibitor comprises polymethylsilsesquioxane microspheres, which are prepared by means of the following steps: adding methyltrimethoxysilane to a hydrochloric acid aqueous solution dropwise at 20-35ºC, and stirring the mixed solution; adjusting the pH value of the mixed solution to 8-9, then stirring the mixed solution; and finally, filtering out sediment from the mixed solution, and washing and drying same, so as to obtain polymethylsilsesquioxane microspheres. The microsphere type hydrate inhibitor provided in the present invention is non-toxic, has relatively high biological safety, and can stably exist on an oil-water interface; and in a water system containing wax oil, the low-temperature rheological property of wax oil is improved, and the microsphere type hydrate inhibitor can cooperate with wax to inhibit the generation of a hydrate, and has a wider use range and conditions.
Inventors:
LONG ZHEN (CN)
ZHANG LEXIN (CN)
LIANG DEQING (CN)
WANG JINHANG (CN)
HE YONG (CN)
ZHANG LEXIN (CN)
LIANG DEQING (CN)
WANG JINHANG (CN)
HE YONG (CN)
Application Number:
PCT/CN2023/135894
Publication Date:
May 16, 2024
Filing Date:
December 01, 2023
Export Citation:
Assignee:
GUANGZHOU INST ENERGY CONVERSION CAS (CN)
International Classes:
C09K8/524; C08G77/06; C08G77/18; C09K8/588; C10L1/28; E21B37/06; F17D3/16
Attorney, Agent or Firm:
GUANGZHOU KEYUE I.P. LAW OFFICE (CN)
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