P

Inventor

CANN KEVIN J

US66 patents
⚠️ This page may combine multiple inventors who share the name “CANN KEVIN J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

UNIVATION TECH LLC

22 patents
US6989344B2Jan 24, 2006

Supported chromium oxide catalyst for the production of broad molecular weight polyethylene

UNIVATION TECH LLC105 citations98
US7504463B2Mar 17, 2009

Production of broad molecular weight polyethylene

UNIVATION TECH LLC38 citations95
US9540460B2Jan 10, 2017

Preparation of polyolefin

UNIVATION TECH LLC21 citations93
US7563851B2Jul 21, 2009

Production of broad molecular weight polyethylene

UNIVATION TECH LLC35 citations92
US7326760B2Feb 5, 2008

Production of broad molecular weight polyethylene

UNIVATION TECH LLC25 citations92
US10835890B2Nov 17, 2020

Polyolefin production with chromium-based catalysts

UNIVATION TECH LLC13 citations85
US9856339B2Jan 2, 2018

Polyethylenes with increased molecular weight distribution

UNIVATION TECH LLC8 citations84
US7629422B2Dec 8, 2009

Process for transitioning between Ziegler-Natta-based and chromium-based catalysts

UNIVATION TECH LLC11 citations81
US10513572B2Dec 24, 2019

Process control for long chain branching control in polyethylene production

UNIVATION TECH LLC2 citations73
US10280283B2May 7, 2019

Supported catalyst with improved flowability

UNIVATION TECH LLC2 citations73
US10233270B2Mar 19, 2019

Fluorinated catalyst supports and catalyst systems

UNIVATION TECH LLC3 citations73
US9975974B2May 22, 2018

Methods for making catalyst compositions and polymer products produced therefrom

UNIVATION TECH LLC4 citations73
US9512254B2Dec 6, 2016

Increased polymer melt flow ratio via feed of a supported catalyst saturated with a selected liquid agent

UNIVATION TECH LLC3 citations73
US10745501B2Aug 18, 2020

Polyolefin production with chromium-based catalysts

UNIVATION TECH LLC2 citations72
US10227428B2Mar 12, 2019

Methods for controlling polymer properties

UNIVATION TECH LLC3 citations69
US11299568B2Apr 12, 2022

Polyolefin production with chromium-based catalysts

UNIVATION TECH LLC0 citations62
US7414099B2Aug 19, 2008

Hindered polyalicyclic alkyl catalysts and their use in a gas-phase polymerization reactor

UNIVATION TECH LLC3 citations62
US11267918B2Mar 8, 2022

Methods for controlling polymer properties

UNIVATION TECH LLC0 citations61
US11655316B2May 23, 2023

Polymer flow index modifier

UNIVATION TECH LLC0 citations60
US10870719B2Dec 22, 2020

Polymer flow index modifier

UNIVATION TECH LLC1 citations60
US11459413B2Oct 4, 2022

Process control for long chain branching control in polyethylene production

UNIVATION TECH LLC0 citations52
US11180582B2Nov 23, 2021

Method for improving Ziegler-Natta catalyst activity

UNIVATION TECH LLC0 citations52

UNION CARBIDE CHEM PLASTIC

15 patents
US5616661AApr 1, 1997

Process for controlling particle growth during production of sticky polymers

UNION CARBIDE CHEM PLASTIC458 citations97
US5342907AAug 30, 1994

Ethylene/propylene copolymer rubbers

UNION CARBIDE CHEM PLASTIC72 citations95
US4988783AJan 29, 1991

Ethylene polymerization using supported vanadium catalyst

UNION CARBIDE CHEM PLASTIC108 citations95
US5332793AJul 26, 1994

Ethylene/propylene copolymer rubbers

UNION CARBIDE CHEM PLASTIC50 citations93
US5371145ADec 6, 1994

High density, high molecular weight polyethylene

UNION CARBIDE CHEM PLASTIC33 citations90
US5442018AAug 15, 1995

Ethylene polymerization using a titanium and vanadium catalyst system in staged reactors

UNION CARBIDE CHEM PLASTIC24 citations89
US5548040AAug 20, 1996

Process for passivation of a reactor after shutdown of alpha olefin polymerization processes

UNION CARBIDE CHEM PLASTIC7 citations74
US5096869AMar 17, 1992

High activity vanadium-based catalyst

UNION CARBIDE CHEM PLASTIC16 citations74
US4892853AJan 9, 1990

Ethylene polymerization catalyst

UNION CARBIDE CHEM PLASTIC14 citations74
US5416053AMay 16, 1995

Homogenous polyethylenes and ethylene/propylene copolymers rubbers

UNION CARBIDE CHEM PLASTIC14 citations73
US5102841AApr 7, 1992

Process for the production of polyethylene

UNION CARBIDE CHEM PLASTIC15 citations72
US5480850AJan 2, 1996

Ethylene/propylene copolymer rubbers

UNION CARBIDE CHEM PLASTIC7 citations67
US5071810ADec 10, 1991

High activity vanadium-based catalyst

UNION CARBIDE CHEM PLASTIC2 citations63
US5177042AJan 5, 1993

High activity vanadium-based catalyst

UNION CARBIDE CHEM PLASTIC3 citations62
US4923938AMay 8, 1990

Catalyst for regulating the molecular weight distribution of ethylene polymers

UNION CARBIDE CHEM PLASTIC6 citations62

UNION CARBIDE CORP

5 patents

CANN KEVIN J

4 patents

HUSSEIN F DAVID

2 patents

GOODE MARK G

1 patent

MOORHOUSE JOHN H

1 patent

Showing the top 50 of 66 patents by PatentIndex Score.