The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 07, 2025
Filed:
Oct. 03, 2022
Applicant:
Lyondell Chemical Technology, L.p., Houston, TX (US);
Inventors:
Ha H. Nguyen, Houston, TX (US);
Xueyong Yang, Bellaire, TX (US);
Assignee:
Lyondell Chemical Technology, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 301/19 (2006.01); B01D 61/36 (2006.01); B01J 19/24 (2006.01); C02F 1/44 (2023.01); C02F 101/34 (2006.01);
U.S. Cl.
CPC ...
C07D 301/19 (2013.01); B01D 61/362 (2013.01); B01J 19/245 (2013.01); C02F 1/448 (2013.01); C02F 2101/34 (2013.01);
Abstract
Methods and systems for removing or reducing water and producing epoxide. The methods may include providing a first mixture that includes t-butyl hydroperoxide, t-butyl alcohol, and a first amount of water; and contacting at least a portion of the first mixture with a membrane to reduce the amount of water in the first mixture.