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:
Mar. 26, 2019
Filed:
Jan. 16, 2014
Hongwen Liang, Hunan, CN;
Aimin Zhang, Sichuan, CN;
Lixin Zhou, Hunan, CN;
Jinkui Xia, Hunan, CN;
Zhibin Zhang, Hunan, CN;
Weiping Zhou, Hunan, CN;
Hongwen Liang, Hunan, CN;
Aimin Zhang, Sichuan, CN;
Lixin Zhou, Hunan, CN;
Jinkui Xia, Hunan, CN;
Zhibin Zhang, Hunan, CN;
Weiping Zhou, Hunan, CN;
CHINA PETROCHEMICAL CORPORATION, Beijing, CN;
Abstract
A styrenic monomer-diolefin copolymer comprises polystyrenic monomer micro-blocks and polydiolefin micro-blocks, in which the content of styrenic monomer units is 10-80 wt %, the ratio of diolefin units of 1,2-structure is less than 30% in the total diolefin units, and the number-average molecular weight (Mn) of the copolymer is 25,000-500,000. The preparation methods and uses in foam products thereof are also disclosed.