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:
Apr. 16, 2019
Filed:
Jan. 28, 2016
Nanjing Tech University, Nanjing, CN;
Kai Guo, Nanjing, CN;
Zheng Fang, Nanjing, CN;
Dong Ji, Nanjing, CN;
Junjie Tao, Nanjing, CN;
Xin Li, Nanjing, CN;
Li Wan, Nanjing, CN;
Ning Zhu, Nanjing, CN;
Kai Zhang, Nanjing, CN;
Pingkai Ouyang, Nanjing, CN;
NANJING TECH UNIVERSITY, Nanjing, CN;
Abstract
A preparation method of vegetable oil polyol, which is obtains by carrying out allylic oxidation treatment of vegetable oil, increasing the content of hydroxyl group in the product and then one step reaction between epoxidation and ring-opening. At the same time, the present invention also discloses novel vegetable oil polyol made by the preparation method and the application of the vegetable oil polyol in preparation of polyurethane foam material. Compared with the prior art, the method has the advantages of simple operation, low energy consumption and low side reaction occurrence rate.