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. 06, 2021
Filed:
May. 28, 2019
China Tobacco Yunnan Industrial Co., Ltd, Kunming, CN;
Jingmei Han, Kunming, CN;
Xudong Zheng, Kunming, CN;
Hangxing Li, Kunming, CN;
Shanzhai Shang, Kunming, CN;
Ru Wang, Kunming, CN;
Ping Lei, Kunming, CN;
Zhiqiang Li, Kunming, CN;
Chengya Wang, Kunming, CN;
Zhiyong Sun, Kunming, CN;
Jianguo Tang, Kunming, CN;
Yongkuan Chen, Kunming, CN;
CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD, Kunming, CN;
Abstract
A tobacco humectant, which is a metal-organic framework material with a three-dimensional structure obtained by a self-assembly of Zrand terephthalic acid or 2-aminoterephthalic acid. The metal-organic framework material with the three-dimensional structure obtained by the self-assembly of the Zrand the terephthalic acid is Uio-66, and the metal-organic framework material with the three-dimensional structure obtained by the self-assembly of the Zrand the 2-aminoterephthalic acid is Uio-66-NH. A preparation method of the tobacco humectant and a use thereof in tobacco is further provided.