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:
Sep. 27, 2016
Filed:
Oct. 26, 2012
China Petroleum & Chemical Corporation, Beijing, CN;
Beijing Research Institute of Chemical Industry, China Petroleum & Chemical Corporation, Beijing, CN;
Jinliang Qiao, Beijing, CN;
Yuexin Cong, Shandong, CN;
Xiaohong Zhang, Beijing, CN;
Ying Li, Shandong, CN;
Jianming Gao, Beijing, CN;
Qianmin Zhang, Shandong, CN;
Zhihai Song, Beijing, CN;
Yanling Sun, Shandong, CN;
Meifang Guo, Beijing, CN;
Peijun Song, Shandong, CN;
Chuanlun Cai, Beijing, CN;
Guoxun Zhao, Shandong, CN;
Hongwei Shi, Beijing, CN;
Guicun Qi, Beijing, CN;
Jinmei Lai, Beijing, CN;
Hongbin Zhang, Beijing, CN;
Ya Wang, Beijing, CN;
Binghai Li, Beijing, CN;
Xiang Wang, Beijing, CN;
Abstract
A rubber composition, preparation method and vulcanized rubber thereof are provided. The rubber composition comprises uncrosslinked rubber and rubber particles having crosslinked structure dispersed therein, wherein the rubber particles having crosslinked structure are synthetic rubber particles and/or natural rubber particles with an average particle size of 20 to 500 nm and a gel content of 60% by weight or higher, and the uncrosslinked rubber is styrene-butadiene rubber, and wherein the weight ratio of the rubber particles having crosslinked structure to the uncrosslinked rubber is 1:99-20:80.