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.

Date of Patent:
Sep. 13, 2022

Filed:

Apr. 15, 2017
Applicant:

Soochow University, Suzhou, CN;

Inventors:

Mingqiang Xue, Suzhou, CN;

Dandan Yan, Suzhou, CN;

Sufang Chen, Suzhou, CN;

Qi Shen, Suzhou, CN;

Assignee:

SOOCHOW UNIVERSITY, Suzhou, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 5/04 (2006.01); B01J 31/22 (2006.01); B01J 31/26 (2006.01);
U.S. Cl.
CPC ...
C07F 5/04 (2013.01); B01J 31/2265 (2013.01); B01J 2231/344 (2013.01); B01J 2531/36 (2013.01); B01J 2531/37 (2013.01); B01J 2531/38 (2013.01);
Abstract

Disclosed is a method for preparing a borate ester on the basis of a tricyclopentadienyl rare earth metal complex, the method comprising the following steps: uniformly stirring and mixing a catalyst, a borane and a carbonyl compound for reaction to prepare a borate ester, wherein the catalyst is a tricyclopentadienyl rare earth metal complex; and the molecular formula of the tricyclopentadienyl rare earth metal complex can be expressed as: Ln(Cp), wherein Ln represents a rare metal selected from one of lanthanide elements. The preparation method has a higher catalytic activity, mild reaction conditions, a product that is easy to post-treat, a short reaction time, a low catalyst consumption amount, and a good range of applicable substrates, and can be used for industrial production.


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Xue, Mingqiang. (2022). Method for preparing borate ester on basis of tricyclopentadienyl rare earth metal complex (U.S. Patent No. 11440924). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11440924

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