Inventor
HONG YIFENG
US14 patents
⚠️ This page may combine multiple inventors who share the name “HONG YIFENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EXXONMOBIL CHEMICAL PATENTS INC
11 patentsUS11046793B2Jun 29, 2021
Silica quenching agents for use in polymerization process
EXXONMOBIL CHEMICAL PATENTS INC2 citations72
US10654949B2May 19, 2020
High molecular weight functionalized olefin copolymer quenching agent
EXXONMOBIL CHEMICAL PATENTS INC2 citations72
US11708434B2Jul 25, 2023
Silica quenching agents for use in polymerization process
EXXONMOBIL CHEMICAL PATENTS INC0 citations62
US11525041B2Dec 13, 2022
Process for producing polymers
EXXONMOBIL CHEMICAL PATENTS INC0 citations62
US11434309B2Sep 6, 2022
Controlling molecular weight distribution and chemical composition distribution of a polyolefin product
EXXONMOBIL CHEMICAL PATENTS INC0 citations62
US11142593B2Oct 12, 2021
Lecithin quenching agent
EXXONMOBIL CHEMICAL PATENTS INC0 citations62
US11945888B2Apr 2, 2024
Solution polymerization process and product control using effluent density
EXXONMOBIL CHEMICAL PATENTS INC0 citations61
US11530279B2Dec 20, 2022
Broad molecular weight distribution polymer product from loop reactors with intentional thermal gradients
EXXONMOBIL CHEMICAL PATENTS INC0 citations61
US11492427B2Nov 8, 2022
Production of gradient copolymers using monomer and comonomer concentration gradients in a loop reactor
EXXONMOBIL CHEMICAL PATENTS INC1 citations61
US11384174B2Jul 12, 2022
Detection of polymer concentration in polymerization process using refractive index measurement
EXXONMOBIL CHEMICAL PATENTS INC0 citations61
US11629214B2Apr 18, 2023
Producing blocks of block copolymer in a separator downstream of a reactor
EXXONMOBIL CHEMICAL PATENTS INC0 citations50