Inventor · disambiguated record

Errun Ding

Also filed as: DING ERRUN

49 granted patents·1 pending application·739 citations·filing 2010–2024

98Inventor score

Technology areasC08F C08L C08J Y10S

Files withCHEVRON PHILLIPS CHEMICAL CO LP26 CHEVRON PHILLIPS CHEMICAL CO16 DING ERRUN3 MURRAY REX E2 MASINO ALBERT P1

Top patents by PatentIndex Score

50 records

0199US9181370B2Low density polyolefin resins with low molecular weight and high molecular weight components, and films made therefromCHEVRON PHILLIPS CHEMICAL CO·Filed 2013·Granted Nov 10, 2015·71 cites·21 claims
0298US11339279B2Dual catalyst system for producing LLDPE and MDPE copolymers with long chain branching for film applicationsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2020·Granted May 24, 2022·16 cites·34 claims
0398US11014997B2Dual catalyst system for producing high density polyethylenes with long chain branchingCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2019·Granted May 25, 2021·14 cites·23 claims
0498US10358506B2Dual catalyst system for producing LLDPE copolymers with improved processabilityCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2017·Granted Jul 23, 2019·36 cites·20 claims
0598US9758599B2Heterogeneous Ziegler-Natta catalysts with fluorided silica-coated aluminaCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2015·Granted Sep 12, 2017·35 cites·20 claims
0698US9718907B2Ziegler-Natta—metallocene dual catalyst systems with activator-supportsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2016·Granted Aug 1, 2017·11 cites·22 claims
0798US9540457B1Ziegler-natta—metallocene dual catalyst systems with activator-supportsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2015·Granted Jan 10, 2017·58 cites·20 claims
0898US9394393B2Higher density polyolefins with improved stress crack resistanceCHEVRON PHILLIPS CHEMICAL CO·Filed 2015·Granted Jul 19, 2016·31 cites·19 claims
0998US9334350B2Low density polyolefin resins and films made therefromCHEVRON PHILLIPS CHEMICAL CO·Filed 2015·Granted May 10, 2016·28 cites·26 claims
1098US9156970B2Higher density polyolefins with improved stress crack resistanceCHEVRON PHILLIPS CHEMICAL CO·Filed 2013·Granted Oct 13, 2015·38 cites·20 claims
1198US9006367B2Low density polyolefin resins and films made therefromCHEVRON PHILLIPS CHEMICAL CO·Filed 2013·Granted Apr 14, 2015·91 cites·25 claims
1298US8680218B1Methods for controlling dual catalyst olefin polymerizations with an organozinc compoundCHEVRON PHILLIPS CHEMICAL CO·Filed 2013·Granted Mar 25, 2014·45 cites·20 claims
1397US11325995B2Metallocene catalysts for polyethyleneCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2020·Granted May 10, 2022·5 cites·27 claims
1497US9845367B2Heterogeneous Ziegler-Natta catalysts with fluorided silica-coated aluminaCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2015·Granted Dec 19, 2017·11 cites·20 claims
1597US8207280B2Use of hydrogen scavenging catalysts to control polymer molecular weight and hydrogen levels in a polymerization reactorMURRAY REX E·Filed 2010·Granted Jun 26, 2012·33 cites·18 claims
1696US11028258B2Metallocene catalyst system for producing LLDPE copolymers with tear resistance and low hazeCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2019·Granted Jun 8, 2021·11 cites·21 claims
1796US9926393B2Ziegler-natta—metallocene dual catalyst systems with activator-supportsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2017·Granted Mar 27, 2018·5 cites·19 claims
1896US8501651B2Catalyst systems and polymer resins having improved barrier propertiesDING ERRUN·Filed 2010·Granted Aug 6, 2013·21 cites·20 claims
1996US8450436B2Dual metallocene catalyst systems for decreasing melt index and increasing polymer production ratesCHEVRON PHILLIPS CHEMICAL CO·Filed 2012·Granted May 28, 2013·17 cites·21 claims
2096US8329834B2Dual metallocene catalyst systems for decreasing melt index and increasing polymer production ratesMASINO ALBERT P·Filed 2010·Granted Dec 11, 2012·41 cites·23 claims
2195US8865846B2Metallocene and half sandwich dual catalyst systems for producing broad molecular weight distribution polymersCHEVRON PHILLIPS CHEMICAL CO·Filed 2012·Granted Oct 21, 2014·14 cites·23 claims
2295US8309748B2Half-metallocene compounds and catalyst compositionsDING ERRUN·Filed 2011·Granted Nov 13, 2012·17 cites·22 claims
2394US12031022B2Dual catalyst system for producing LLDPE and MDPE copolymers with long chain branching for film applicationsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2022·Granted Jul 9, 2024·1 cites·25 claims
2494US9605097B2Low density polyolefin resins with low molecular weight and high molecular weight components, and films made therefromCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2015·Granted Mar 28, 2017·4 cites·20 claims
2593US8759246B2Half-metallocene compounds and catalyst compositionsCHEVRON PHILLIPS CHEMICAL CO·Filed 2012·Granted Jun 24, 2014·8 cites·26 claims
2692US11186707B2Bimodal PE resins with improved melt strengthCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2019·Granted Nov 30, 2021·2 cites·25 claims
2792US9605100B2Higher density polyolefins with improved stress crack resistanceCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2016·Granted Mar 28, 2017·3 cites·20 claims
2892US9273159B2Metallocene and half sandwich dual catalyst systems for producing broad molecular weight distribution polymersCHEVRON PHILLIPS CHEMICAL CO·Filed 2014·Granted Mar 1, 2016·8 cites·20 claims
2992US8501882B2Use of hydrogen and an organozinc compound for polymerization and polymer property controlDING ERRUN·Filed 2011·Granted Aug 6, 2013·11 cites·20 claims
3091US12240964B2Dual catalyst system for producing LLDPE and MDPE copolymers with long chain branching for film applicationsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2024·Granted Mar 4, 2025·0 cites·20 claims
3191US8932975B2Catalyst systems and methods of making and using sameYANG QING·Filed 2010·Granted Jan 13, 2015·28 cites·29 claims
3290US11851505B2Dual catalyst system for producing high density polyethylenes with long chain branchingCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2021·Granted Dec 26, 2023·1 cites·30 claims
3390US8501654B2Use of hydrogen scavenging catalysts to control polymer molecular weight and hydrogen levels in a polymerization reactorMURRAY REX E·Filed 2012·Granted Aug 6, 2013·6 cites·32 claims
3489US10005861B2Methods for increasing polymer production rates with halogenated hydrocarbon compoundsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2017·Granted Jun 26, 2018·2 cites·22 claims
3589US8829125B2Use of hydrogen and an organozinc compound for polymerization and polymer property controlCHEVRON PHILLIPS CHEMICAL CO·Filed 2013·Granted Sep 9, 2014·6 cites·20 claims
3687US2024076424A1Dual Catalyst System for Producing High Density Polyethylenes With Long Chain BranchingCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2023·Application pending·0 cites
3785US10113016B2Low density polyolefin resins with low molecular weight and high molecular weight components, and films made therefromCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2017·Granted Oct 30, 2018·1 cites·21 claims
3884US10550252B2Bimodal PE resins with improved melt strengthCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2017·Granted Feb 4, 2020·1 cites·25 claims
3984US8828529B2Catalyst systems and polymer resins having improved barrier propertiesST JEAN GUYLAINE·Filed 2010·Granted Sep 9, 2014·5 cites·20 claims
4080US8703972B2Catalyst systems and polymer resins having improved barrier propertiesCHEVRON PHILLIPS CHEMICAL CO·Filed 2013·Granted Apr 22, 2014·2 cites·28 claims
4177US10927201B2Ziegler-Natta—metallocene dual catalyst systems with activator-supportsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2019·Granted Feb 23, 2021·0 cites·20 claims
4275US11174378B2Metallocene catalyst system for producing LLDPE copolymers with tear resistance and low hazeCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2021·Granted Nov 16, 2021·0 cites·21 claims
4374US10899855B2Low density polyolefin resins with low molecular weight and high molecular weight components, and films made therefromCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2018·Granted Jan 26, 2021·0 cites·11 claims
4474US9062134B2Half-metallocene compounds and catalyst compositionsCHEVRON PHILLIPS CHEMICAL CO·Filed 2014·Granted Jun 23, 2015·1 cites·24 claims
4572US10544236B2Dual catalyst system for producing LLDPE copolymers with improved processabilityCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2019·Granted Jan 28, 2020·0 cites·21 claims
4671US10435492B2Ziegler-natta—metallocene dual catalyst systems with activator-supportsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2018·Granted Oct 8, 2019·0 cites·23 claims
4770US10167353B2Methods for increasing polymer production rates with halogenated hydrocarbon compoundsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2018·Granted Jan 1, 2019·0 cites·21 claims
4863US9169333B2Dual metallocene catalyst systems for decreasing melt index and increasing polymer production ratesCHEVRON PHILLIPS CHEMICAL CO·Filed 2014·Granted Oct 27, 2015·0 cites·22 claims
4962US8835588B2Use of hydrogen scavenging catalysts to control polymer molecular weight and hydrogen levels in a polymerization reactorCHEVRON PHILLIPS CHEMICAL CO·Filed 2013·Granted Sep 16, 2014·0 cites·22 claims
5061US8748546B2Dual metallocene catalyst systems for decreasing melt index and increasing polymer production ratesCHEVRON PHILLIPS CHEMICAL CO·Filed 2013·Granted Jun 10, 2014·0 cites·21 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →