Inventor
Errun Ding
Inventor
Bartlesville, OK, US
Overview
Patents· 42 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Fprimary
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds45%
C08LCompositions of macromolecular compounds18%
C08JWorking-up15%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry7%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
B01DSeparation2%
H05KPrinted circuits2%
PatentTitleYear
11,028,258Metallocene catalyst system for producing LLDPE copolymers with tear resistance and low haze202111,014,997Dual catalyst system for producing high density polyethylenes with long chain branching202110,927,201Ziegler-Natta--metallocene dual catalyst systems with activator-supports202110,899,855Low density polyolefin resins with low molecular weight and high molecular weight components, and films made therefrom202110,550,252Bimodal PE resins with improved melt strength202010,544,236Dual catalyst system for producing LLDPE copolymers with improved processability202010,435,492Ziegler-natta--metallocene dual catalyst systems with activator-supports201910,358,506Dual catalyst system for producing LLDPE copolymers with improved processability201910,167,353Methods for increasing polymer production rates with halogenated hydrocarbon compounds201910,113,016Low density polyolefin resins with low molecular weight and high molecular weight components, and films made therefrom201810,005,861Methods for increasing polymer production rates with halogenated hydrocarbon compounds20189,926,393'Ziegler-natta—metallocene dual catalyst systems with activator-supports'20189,845,367Heterogeneous Ziegler-Natta catalysts with fluorided silica-coated alumina20179,758,599'Heterogeneous Ziegler-Natta catalysts with fluorided silica-coated alumina'20179,718,907'Ziegler-Natta—metallocene dual catalyst systems with activator-supports'20179,605,097'Low density polyolefin resins with low molecular weight and high molecular weight components, and films made therefrom'20179,605,100'Higher density polyolefins with improved stress crack resistance'20179,540,457'Ziegler-natta—metallocene dual catalyst systems with activator-supports'20179,394,393'Higher density polyolefins with improved stress crack resistance'20169,334,350'Low density polyolefin resins and films made therefrom'20169,273,159'Metallocene and half sandwich dual catalyst systems for producing broad molecular weight distribution polymers'20169,181,370'Low density polyolefin resins with low molecular weight and high molecular weight components, and films made therefrom'20159,169,333'Dual metallocene catalyst systems for decreasing melt index and increasing polymer production rates'20159,156,970'Higher density polyolefins with improved stress crack resistance'20159,062,134'Half-metallocene compounds and catalyst compositions'20159,006,367'Low density polyolefin resins and films made therefrom'20158,932,975'Catalyst systems and methods of making and using same'20158,865,846'Metallocene and half sandwich dual catalyst systems for producing broad molecular weight distribution polymers'20148,835,588'Use of hydrogen scavenging catalysts to control polymer molecular weight and hydrogen levels in a polymerization reactor'20148,828,529'Catalyst systems and polymer resins having improved barrier properties'20148,829,125'Use of hydrogen and an organozinc compound for polymerization and polymer property control'20148,759,246'Half-metallocene compounds and catalyst compositions'20148,748,546'Dual metallocene catalyst systems for decreasing melt index and increasing polymer production rates'20148,703,972'Catalyst systems and polymer resins having improved barrier properties'20148,680,218'Methods for controlling dual catalyst olefin polymerizations with an organozinc compound'20148,501,882'Use of hydrogen and an organozinc compound for polymerization and polymer property control'20138,501,654'Use of hydrogen scavenging catalysts to control polymer molecular weight and hydrogen levels in a polymerization reactor'20138,501,651'Catalyst systems and polymer resins having improved barrier properties'20138,450,436'Dual metallocene catalyst systems for decreasing melt index and increasing polymer production rates'20138,329,834'Dual metallocene catalyst systems for decreasing melt index and increasing polymer production rates'20128,309,748'Half-metallocene compounds and catalyst compositions'20128,207,280'Use of hydrogen scavenging catalysts to control polymer molecular weight and hydrogen levels in a polymerization reactor'2012Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2012–2016Patents assigned to CHEVRON PHILLIPS CHEMICAL CO (24)· patent assignee history
2012–2015Patents assigned to DING ERRUN (8)· patent assignee history
2012–2015Patents assigned to YANG QING (7)· patent assignee history
2012–2014Patents assigned to MASINO ALBERT P (5)· patent assignee history
2012–2021Based in Bartlesville, OK, US· patent location history
2017–2021Patents assigned to CHEVRON PHILLIPS CHEMICAL CO LP (18)· patent assignee history
2021Based in Mason, OH, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CHEVRON PHILLIPS CHEMICAL CO | 24 | 2012–2016 |
| CHEVRON PHILLIPS CHEMICAL CO LP | 18 | 2017–2021 |
| DING ERRUNself | 8 | 2012–2015 |
| YANG QING | 7 | 2012–2015 |
| MASINO ALBERT P | 5 | 2012–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Bartlesville, OK, US | 40 | 2012–2021 |
| Mason, OH, US | 2 | 2021 |