Inventor
ZHANG ZENGRONG
CA13 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG ZENGRONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NOVA CHEM INT SA
8 patentsUS10442921B2Oct 15, 2019
Means for increasing the molecular weight and decreasing the density employing mixed homogeneous catalyst formulations
NOVA CHEM INT SA16 citations93
US10442920B2Oct 15, 2019
Means for increasing the molecular weight and decreasing the density of ethylene interpolymers employing homogeneous and heterogeneous catalyst formulations
NOVA CHEM INT SA12 citations83
US11312845B2Apr 26, 2022
Ethylene interpolymer products and films
NOVA CHEM INT SA4 citations71
US11111368B2Sep 7, 2021
Means for increasing the molecular weight and decreasing the density of ethylene interpolymers employing homogeneous and heterogeneous catalyst formulations
NOVA CHEM INT SA0 citations62
US11015044B2May 25, 2021
Means for increasing the molecular weight and decreasing the density of ethylene interpolymers employing mixed homogeneous catalyst formulations
NOVA CHEM INT SA0 citations62
US10882987B2Jan 5, 2021
Ethylene interpolymer products having intermediate branching
NOVA CHEM INT SA1 citations62
US11584845B2Feb 21, 2023
Ethylene interpolymer products and films
NOVA CHEM INT SA1 citations60
US6579961B1Jun 17, 2003
Ethylene styrene interpolymers with double reverse styrene incorporation
NOVA CHEM INT SA2 citations57
NOVA CHEMICALS INTERNATIONAL SA
3 patentsUS12351705B2Jul 8, 2025
Ethylene interpolymer products having intermediate branching
NOVA CHEMICALS INTERNATIONAL SA0 citations62
US12428547B2Sep 30, 2025
Ethylene interpolymer products having unique melt flow-intrinsic viscosity (MFIVI) and high unsaturation
NOVA CHEMICALS INTERNATIONAL SA0 citations51
US12570777B2Mar 10, 2026
Nonlinear rheology of ethylene interpolymer compositions
NOVA CHEMICALS INTERNATIONAL SA0 citations50