Inventor
SUN YIJING
CN4 patents
⚠️ This page may combine multiple inventors who share the name “SUN YIJING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CHINA PETROCHEMICAL CORP
2 patentsUS6617278B1Sep 9, 2003
Catalyst system for use in ethylene polymerization and copolymerization and process for preparing the same
CHINA PETROCHEMICAL CORP33 citations86
US6387839B1May 14, 2002
Compound catalyst system for synthesizing polyethylenes or copolymers of ethylene having bimodal or broad molecular weight distributions, process for preparing the same and use of the same
CHINA PETROCHEMICAL CORP14 citations76