INTERNATIONAL PATENT: PETROCHINA COMPANY LIMITED, 中国石油天然气股份有限公司 FILES APPLICATION FOR "FUNCTIONALIZING STAR BRANCHING AGENT, LONG-CHAIN BRANCHED RARE EARTH BUTADIENE RUBBER AND PREPARATION METHOD THEREFOR AND USE THEREOF"

GENEVA, March 24 -- PETROCHINA COMPANY LIMITED (9 Dongzhimen North Street,Dongcheng District, Beijing 100007), 中国石油天然气股份有限公司 (中国北京市东城区东直门北大街9号) filed a patent application (PCT/CN2024/111911) for "FUNCTIONALIZING STAR BRANCHING AGENT, LONG-CHAIN BRANCHED RARE EARTH BUTADIENE RUBBER, AND PREPARATION METHOD THEREFOR AND USE THEREOF" on Aug 14, 2024. With publication no. WO/2025/055644, the details related to the patent application was published on Mar 20, 2025.

Notably, the patent application was submitted under the International Patent Classificatio...