P

Inventor

WU XIANCHUN

US37 patents
⚠️ This page may combine multiple inventors who share the name “WU XIANCHUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

EASTMAN CHEM CO

24 patents
US11319262B2May 3, 2022

Processes and systems for making recycle content hydrocarbons

EASTMAN CHEM CO48 citations97
US12312540B2May 27, 2025

Pyrolysis method and system for recycled waste

EASTMAN CHEM CO8 citations85
US12031091B2Jul 9, 2024

Recycle content cracked effluent

EASTMAN CHEM CO8 citations85
US11365357B2Jun 21, 2022

Cracking C8+ fraction of pyoil

EASTMAN CHEM CO12 citations85
US12516250B2Jan 6, 2026

Chemical recycling of solvolysis coproduct streams

EASTMAN CHEM CO2 citations71
US12398328B2Aug 26, 2025

Chemical recycling of processed mixed plastic waste streams

EASTMAN CHEM CO3 citations71
US12371625B2Jul 29, 2025

Processes and systems for making recycle content hydrocarbons through a propylene fractionator

EASTMAN CHEM CO1 citations63
US12338211B2Jun 24, 2025

Recycle content (C4)alkanal

EASTMAN CHEM CO1 citations63
US12534590B2Jan 27, 2026

Recycle content cyclobutane diol polyester

EASTMAN CHEM CO0 citations62
US12195674B2Jan 14, 2025

Using spent caustic solution from pygas treatment to neutralize halogens from liquified waste plastic

EASTMAN CHEM CO0 citations62
US12104121B2Oct 1, 2024

Recycle content mixed esters and solvents

EASTMAN CHEM CO0 citations62
US12098338B2Sep 24, 2024

Cracking c8+ fraction of pyoil

EASTMAN CHEM CO1 citations62
US12018220B2Jun 25, 2024

Thermal pyoil to a gas fed cracker furnace

EASTMAN CHEM CO0 citations62
US11946000B2Apr 2, 2024

Blend small amounts of pyoil into a liquid stream processed into a gas cracker

EASTMAN CHEM CO1 citations62
US11945998B2Apr 2, 2024

Processes and systems for making recycle content hydrocarbons

EASTMAN CHEM CO1 citations62
US11939534B2Mar 26, 2024

Recycle content alpha olefins and fatty alcohols

EASTMAN CHEM CO0 citations62
US11787754B2Oct 17, 2023

Processes and systems for making recycle content hydrocarbons

EASTMAN CHEM CO0 citations62
US12215283B2Feb 4, 2025

Optimized cracker conditions to accept pyrolysis oil

EASTMAN CHEM CO0 citations59
US12326865B2Jun 10, 2025

Chemical recycling of plastic-derived streams to a cracker separation zone

EASTMAN CHEM CO0 citations52
US12275895B2Apr 15, 2025

Chemical recycling of plastic-derived streams to a cracker separation zone with enhanced separation efficiency

EASTMAN CHEM CO0 citations52
US12116532B2Oct 15, 2024

Compositions from the chemical recycling of plastic-derived streams and uses thereof

EASTMAN CHEM CO0 citations52
US12227710B2Feb 18, 2025

Processes and systems for formation of recycle-content hydrocarbon compositions

EASTMAN CHEM CO0 citations51
US12173237B2Dec 24, 2024

Processes and systems for formation of recycle-content hydrocarbon compositions

EASTMAN CHEM CO0 citations51
US9512054B2Dec 6, 2016

Method for making a high purity alcohol

EASTMAN CHEM CO0 citations39

ExxonMobil Product Solutions Company

9 patents

ACTIVISION PUBLISHING INC

3 patents

EASTMAN CHEMICAL COMPANY

1 patent