Inventor

YE XIAOFENG

CN10 patents

⚠️ This page may combine multiple inventors who share the name “YE XIAOFENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CHINA PETROLEUM & CHEMICAL

5 patents

US7867939B2Jan 11, 2011

Catalyst for ethylene polymerization, preparation thereof, and method for controlling the polymerization kinetic behavior of said catalyst

CHINA PETROLEUM & CHEMICAL11 citations81

US7354981B2Apr 8, 2008

Polyethylene catalyst and a process for preparing the same

CHINA PETROLEUM & CHEMICAL11 citations81

US7405176B2Jul 29, 2008

Solid main catalyst component for ethylene polymerization, a process for preparing the same and a catalyst containing the same

CHINA PETROLEUM & CHEMICAL5 citations60

US7985814B2Jul 26, 2011

Main catalyst component for olefin polymerization, a process for preparing the same and a catalyst comprising the same

CHINA PETROLEUM & CHEMICAL0 citations39

US7300902B2Nov 27, 2007

Catalyst for polymerization of ethylene, preparation thereof and use of the same

CHINA PETROLEUM & CHEMICAL0 citations37

CHINA PETROLEUM & CHEM CORP

2 patents

US10179331B2Jan 15, 2019

Ligand based chromium catalyst and application in catalyzing ethylene oligomerization

CHINA PETROLEUM & CHEM CORP0 citations42

US12365848B2Jul 22, 2025

Method for preparing high viscosity index poly-alpha-olefin

CHINA PETROLEUM & CHEM CORP0 citations38

CHINA RETROCHEMICAL CORP

1 patent

US6303716B1Oct 16, 2001

High-activity catalyst for producing low-, medium- and high density polyethylenes by gas phase polymerization, process for preparing the same and use of the same in ethylene polymerization

CHINA RETROCHEMICAL CORP26 citations84

CHINA PETROCHEMICAL CORP

1 patent

US6306985B1Oct 23, 2001

High activity solid catalyst for producing low-, medium-, and high-density polyethylenes by slurry phase polymerization, process for preparing the same and use of the same in ethylene polymerization

CHINA PETROCHEMICAL CORP13 citations71

SHANGHAI RES INST CHEMICAL IND

1 patent

US9656256B2May 23, 2017

N-heterocyclic carbene type palladium catalyst and its preparation method as well as applications

SHANGHAI RES INST CHEMICAL IND0 citations36