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Olefin polymerisation or copolymerisation
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B01J2231/12
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CHEMICAL OR PHYSICAL PROCESSES
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Catalytic reactions performed with catalysts classified in B01J31/00
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B01J2231/12
Olefin polymerisation or copolymerisation
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Patents Grants
last 30 patents
Information
Patent Grant
Solvents for organometallic reagents
Patent number
12,208,377
Issue date
Jan 28, 2025
The Texas A&M University System
David E. Bergbreiter
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Aqueous methods for titanating a chromium/silica catalyst
Patent number
12,161,997
Issue date
Dec 10, 2024
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Aqueous methods for titanating a chromium/silica catalyst
Patent number
11,865,505
Issue date
Jan 9, 2024
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Ethylene-a-olefin-diene elastomers and methods of making them
Patent number
11,859,032
Issue date
Jan 2, 2024
ExxonMobil Chemical Patents Inc.
Crisita Carmen H. Atienza
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Reaction process involving capillary condensation within a micropor...
Patent number
11,795,122
Issue date
Oct 24, 2023
Research Triangle Institute
Iker Aguirrezabal
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Hexahydrocyclopenta[e]-as-indacen-1-yl and octahydrobenzo[e]-as-ind...
Patent number
11,766,669
Issue date
Sep 26, 2023
ExxonMobil Chemical Patents Inc.
Jo Ann M. Canich
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Ligand for forming ruthenium complex, ruthenium complex catalyst, p...
Patent number
11,471,867
Issue date
Oct 18, 2022
Gwangju Institute of Science and Technology
Sukwon Hong
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process control for long chain branching control in polyethylene pr...
Patent number
11,459,413
Issue date
Oct 4, 2022
Univation Technologies, LLC
Wesley R. Mariott
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Dual metallocene catalyst copolymer compositions
Patent number
11,352,451
Issue date
Jun 7, 2022
ExxonMobil Chemical Patents Inc.
Francis C. Rix
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Light-assisted photocatalyst regeneration and oxygen-resilient radi...
Patent number
11,351,530
Issue date
Jun 7, 2022
Massachusetts Institute of Technology
Hadley Sikes Johnson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Compositions and methods of promoting organic photocatalysis
Patent number
11,345,771
Issue date
May 31, 2022
The Regents of the University of Colorado
Garret Miyake
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Processes for reducing the loss of catalyst activity of a Ziegler-N...
Patent number
11,311,870
Issue date
Apr 26, 2022
ExxonMobil Chemical Patents Inc.
Edward F. Smith
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Aqueous methods for titanating a chromium/silica catalyst
Patent number
11,298,683
Issue date
Apr 12, 2022
Chevron Phillips Chemical Company LP
Max P. McDaniel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method and catalyst for selective oligomerization of ethylene
Patent number
11,298,693
Issue date
Apr 12, 2022
PetroChina Company Limited
Buwei Yu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Boron-based electron donors for Ziegler-Natta catalyst systems
Patent number
11,291,981
Issue date
Apr 5, 2022
Braskem America, Inc.
Jonas Alves Fernandes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
C1,C2-bridged ligands and catalysts
Patent number
11,285,465
Issue date
Mar 29, 2022
ExxonMobil Chemical Patents Inc.
Crisita Carmen H. Atienza
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Off-line filter free Ziegler-Natta catalyst preparation
Patent number
11,186,655
Issue date
Nov 30, 2021
Nova Chemicals (International) S.A.
Qinyan Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Toluene free silica supported single-site metallocene catalysts fro...
Patent number
11,161,922
Issue date
Nov 2, 2021
ExxonMobil Chemical Patents Inc.
Lubin Luo
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Organometal catalyst having cationic transition metal complex and b...
Patent number
11,155,655
Issue date
Oct 26, 2021
LG Chem, Ltd.
Gyeong Shin Choi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of preparing a molecular catalyst
Patent number
11,123,726
Issue date
Sep 21, 2021
UNIVATION TECHNOLOGIES, LLE
Ian M. Munro
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Alkoxy magnesium supported olefin polymerization catalyst component...
Patent number
11,124,583
Issue date
Sep 21, 2021
Beijing Lihe Technology Ltd.
Zhiwu Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Non-phthalate catalyst system and its use in the polymerization of...
Patent number
11,117,982
Issue date
Sep 14, 2021
BRASKEM AMERICA, INC.
Brandi Mitchell
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Catalyst systems comprising activator, polymerization processes usi...
Patent number
11,103,860
Issue date
Aug 31, 2021
ExxonMobil Chemical Patents Inc.
Alex E. Carpenter
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Production of 1-butene and ultra-high-molecular-weight polyethylene
Patent number
11,098,140
Issue date
Aug 24, 2021
Saudi Arabian Oil Company
Ola S. Ali
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of preparing metallocene catalyst for polyolefin preparation
Patent number
11,077,434
Issue date
Aug 3, 2021
LG Chem, Ltd.
Hee Kwang Park
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Multidentate ligands and use thereof
Patent number
11,065,608
Issue date
Jul 20, 2021
The Trustees of Columbia University In the City of New York
Gerard Parkin
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Non-phthalate catalyst system and its use in the polymerization of...
Patent number
11,041,028
Issue date
Jun 22, 2021
Braskem America, Inc.
Brandi Mitchell
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Ethylene-a-olefin-diene elastomers and methods of making them
Patent number
11,041,034
Issue date
Jun 22, 2021
ExxonMobil Chemical Patents Inc.
Crisita Carmen H. Atienza
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Polymerization catalysts with improved ethylene enchainment
Patent number
11,028,191
Issue date
Jun 8, 2021
Univation Technologies, LLC
Roger L. Kuhlman
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Oligomeric and polymeric species comprising cyclobutane units
Patent number
11,001,667
Issue date
May 11, 2021
The Trustees of Princeton University
Paul J. Chirik
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
EVOLVING RANDOM HETEROPOLYMERS TOWARDS CATALYTICALLY ACTIVE MATERIALS
Publication number
20240417352
Publication date
Dec 19, 2024
Massachusetts Institute of Technology
Alfredo ALEXANDER-KATZ
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
COBALT CATALYSTS CONTAINING "SMART" OR "TASK SPECIFIC" ANIONS
Publication number
20240261770
Publication date
Aug 8, 2024
THE TEXAS A&M UNIVERSITY SYSTEM
Connor Q. Kabes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PERFLUORINATED AMIDE SALTS AND THEIR USES AS IONIC CONDUCTING MATER...
Publication number
20240253023
Publication date
Aug 1, 2024
Christophe Michot
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
OLEFIN POLYMERIZATION CATALYST COMPONENT HAVING CARBONATE COMPOUNDS
Publication number
20230092187
Publication date
Mar 23, 2023
FormosaPlasticsCorporation,USA
Gapgoung Kong
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Catalysts for Olefin Metathesis, Methods of Preparation, and Proces...
Publication number
20230001395
Publication date
Jan 5, 2023
EXXONMOBIL CHEMICAL PATENTS INC.
Gursu Culcu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS AND SYSTEM FOR COLLECTING CATALYST OR POLYMER SAMPLES FROM...
Publication number
20220403064
Publication date
Dec 22, 2022
BASELL POLIOLEFINE ITALIA S.r.l.
PAOLO CAPISANI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Hexahydrocyclopenta[e]-as-indacen-1-yl and Octahydrobenzo[e]-as-ind...
Publication number
20210402384
Publication date
Dec 30, 2021
EXXONMOBIL CHEMICAL PATENTS INC.
Jo Ann M. Canich
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
INDUSTRIAL PREPARATION METHOD OF ZIEGLER-NATTA CATALYST
Publication number
20210403614
Publication date
Dec 30, 2021
China Energy Group Ningxia Coal Industry Co., Ltd.
Hongqiao Jiao
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
REACTION PROCESS INVOLVING CAPILLARY CONDENSATION WITHIN A MICROPOR...
Publication number
20210309588
Publication date
Oct 7, 2021
Research Triangle Institute
Iker Aguirrezabal
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS CONTROL FOR LONG CHAIN BRANCHING CONTROL IN POLYETHYLENE PR...
Publication number
20210284768
Publication date
Sep 16, 2021
UNIVATION TECHNOLOGIES, LLC
Wesley R. Mariott
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Ethylene-a-olefin-diene Elastomers and Methods of Making Them
Publication number
20210269567
Publication date
Sep 2, 2021
EXXONMOBIL CHEMICAL PATENTS INC.
Crisita Carmen H. Atienza
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Production of 1-Butene and Ultra-High-Molecular-Weight Polyethylene
Publication number
20210206890
Publication date
Jul 8, 2021
Saudi Arabian Oil Company
Ola S. Ali
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
SOLVENTS FOR ORGANOMETALLIC REAGENTS
Publication number
20210178375
Publication date
Jun 17, 2021
THE TEXAS A&M UNIVERSITY SYSTEM
David E. Bergbreiter
C07 - ORGANIC CHEMISTRY
Information
Patent Application
LIGAND FOR FORMING RUTHENIUM COMPLEX, RUTHENIUM COMPLEX CATALYST, P...
Publication number
20200360911
Publication date
Nov 19, 2020
Gwangju Institute of Science and Technology
Sukwon HONG
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Olefin Polymerization Catalyst Component Having Carbonate Compounds
Publication number
20200316575
Publication date
Oct 8, 2020
FORMOSA PLASTICS CORPORATION, U.S.A.
Gapgoung Kong
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
NON-PHTHALATE CATALYST SYSTEM AND ITS USE IN THE POLYMERIZATION OF...
Publication number
20200199262
Publication date
Jun 25, 2020
Braskem America, Inc.
Brandi Mitchell
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
C1,C2-Bridged Ligands and Catalysts
Publication number
20200101450
Publication date
Apr 2, 2020
EXXONMOBIL CHEMICAL PATENTS INC.
Crisita Carmen H. Atienza
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Novel Compound and Transition Metal Compound
Publication number
20200095347
Publication date
Mar 26, 2020
LG CHEM, LTD.
Hyo Jung Han
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD OF PREPARING A MOLECULAR CATALYST
Publication number
20200047173
Publication date
Feb 13, 2020
UNIVATION TECHNOLOGIES, LLC
Ian Munro
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CHROMIUM COMPOUND, CATALYST SYSTEM INCLUDING THE SAME, AND METHOD F...
Publication number
20200039897
Publication date
Feb 6, 2020
Ajou University Industry-Academic Cooperation Foundation
Bun Yeoul LEE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Processes for Reducing the Loss of Catalyst Activity of a Ziegler-N...
Publication number
20200030785
Publication date
Jan 30, 2020
EXXONMOBIL CHEMICAL PATENTS INC.
Edward F. Smith
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLYMERIZABLE COMPOSITION
Publication number
20200031996
Publication date
Jan 30, 2020
LANXESS Deutschland GmbH
Michael WITT
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD AND CATALYST FOR SELECTIVE OLIGOMERIZATION OF ETHYLENE
Publication number
20190388882
Publication date
Dec 26, 2019
Petrochina Company Limited
Buwei YU
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
OFF-LINE FILTER FREE ZIEGLER-NATTA CATALYST PREPARATION
Publication number
20190375862
Publication date
Dec 12, 2019
NOVA CHEMICALS (INTERNATIONAL) S.A.
Qinyan Wang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Mixed Catalyst Systems Containing Iron Tridentate Carbenes and Meth...
Publication number
20190308181
Publication date
Oct 10, 2019
EXXONMOBIL CHEMICAL PATENTS INC.
Matthew W. Holtcamp
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ALKOXY MAGNESIUM SUPPORTED OLEFIN POLYMERIZATION CATALYST COMPONENT...
Publication number
20190309100
Publication date
Oct 10, 2019
BEIJING LIHE TECHNOLOGY LTD.
Zhiwu WANG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
MULTIDENTATE LIGANDS AND USE THEREOF
Publication number
20190291088
Publication date
Sep 26, 2019
THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK
Gerard Parkin
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
BIMETALLIC CATALYTIC COMPOUNDS AND COMPOSITIONS COMPRISING PERMETHY...
Publication number
20190283008
Publication date
Sep 19, 2019
SCG CHEMICALS CO., LTD.
Dermot O'HARE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Catalyst Systems Comprising Activator, Polymerization Processes Usi...
Publication number
20190275506
Publication date
Sep 12, 2019
EXXONMOBIL CHEMICAL PATENTS INC.
Alex E. Carpenter
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
SELF-ASSEMBLED CATALYSTS AND USE THEREOF IN OLEFIN POLYMERIZATION
Publication number
20190262818
Publication date
Aug 29, 2019
Council of Scientific and Industrial Research
Samir Hujur CHIKKALI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...