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MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
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Patents Grants
last 30 patents
Information
Patent Grant
Silica quenching agents for use in polymerization process
Patent number
11,708,434
Issue date
Jul 25, 2023
ExxonMobil Chemical Patents Inc.
Jay L. Reimers
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Methods for terminating olefin polymerizations
Patent number
11,299,562
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
Means for increasing the molecular weight and decreasing the densit...
Patent number
11,111,368
Issue date
Sep 7, 2021
Nova Chemicals (International) S.A.
Zengrong Zhang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Silica quenching agents for use in polymerization process
Patent number
11,046,793
Issue date
Jun 29, 2021
ExxonMobil Chemical Patents Inc.
Jay L. Reimers
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for catalyst deactivation
Patent number
10,982,019
Issue date
Apr 20, 2021
Borealis AG
Irfan Saeed
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for transitioning between incompatible catalysts
Patent number
10,822,433
Issue date
Nov 3, 2020
SABIC GLOBAL TECHNOLOGIES B.V.
Yahya Banat
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Means for increasing the molecular weight and decreasing the densit...
Patent number
10,738,183
Issue date
Aug 11, 2020
Nova Chemicals (International) S.A.
Zengrong Zhang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Methods for terminating olefin polymerizations
Patent number
10,676,545
Issue date
Jun 9, 2020
Chevron Phillips Chemical Company LP
Max P. McDaniel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing LLDPE resins
Patent number
10,584,196
Issue date
Mar 10, 2020
Borealis AG
Alexandra Romina Albunia
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for transitioning between incompatible catalysts
Patent number
10,494,454
Issue date
Dec 3, 2019
SABIC GLOBAL TECHNOLOGIES B.V.
Mohammed Althukair
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Means for increasing the molecular weight and decreasing the densit...
Patent number
10,442,920
Issue date
Oct 15, 2019
Nova Chemicals (International) S.A.
Zengrong Zhang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Methods for terminating olefin polymerizations
Patent number
10,273,315
Issue date
Apr 30, 2019
Chevron Phillips Chemical Company LP
Max P. McDaniel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Stereoregular diblock polybutadienes having a 1,4-cis/syndiotactic...
Patent number
10,093,763
Issue date
Oct 9, 2018
Versalis S.p.A
Giovanni Ricci
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymerization process
Patent number
9,475,892
Issue date
Oct 25, 2016
Ineos Sales (UK) Limited
Jean-Louis Chamayou
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymerization process
Patent number
9,303,094
Issue date
Apr 5, 2016
Ineos Sales (UK) Limited
Jean-Louis Chamayou
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for replacing incompatible ethylene polymerization catalysts
Patent number
9,187,585
Issue date
Nov 17, 2015
Total Research & Technology Feluy
Daan Dewachter
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for replacing incompatible ethylene polymerization catalysts
Patent number
9,085,650
Issue date
Jul 21, 2015
Total Research & Technology Feluy
Daan Dewachter
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymerizaton process
Patent number
8,916,658
Issue date
Dec 23, 2014
Ineos Commercial Services UK Limited
Jean-Louis Chamayou
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst feed control during catalyst transition periods
Patent number
8,846,829
Issue date
Sep 30, 2014
Chevron Phillips Chemical Company LP
Gregory G. Hendrickson
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for transitioning between Ziegler-Natta and metallocene cata...
Patent number
8,710,162
Issue date
Apr 29, 2014
Fina Technology, Inc.
Ronald Tharappel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for optimising the transition from one grade to another
Patent number
8,706,304
Issue date
Apr 22, 2014
Total Research & Technology Feluy
André Lewalle
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for replacing compatible ethylene polymerization catalysts
Patent number
8,609,791
Issue date
Dec 17, 2013
Total Research & Technology Feluy
Daan Dewachter
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for transitioning between incompatible olefin polymerization...
Patent number
8,481,658
Issue date
Jul 9, 2013
Basell Polyolefine GmbH
Gerhardus Meier
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for transitioning between incompatible olefin polymerization...
Patent number
8,293,855
Issue date
Oct 23, 2012
Basell Polyolefine GmbH
Gerhardus Meier
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for transitioning between ziegler-natta and metalocene catal...
Patent number
7,960,484
Issue date
Jun 14, 2011
Fina Technology, Inc.
Ronald Tharappel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
On the fly catalyst transitions
Patent number
7,741,414
Issue date
Jun 22, 2010
Nova Chemicals (International) S.A.
Stephen John Brown
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for transitioning between Ziegler-Natta-based and chromium-...
Patent number
7,629,422
Issue date
Dec 8, 2009
Univation Technologies, LLC
Mark G. Goode
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for transitioning between Ziegler-Natta and metallocene cata...
Patent number
7,390,860
Issue date
Jun 24, 2008
Fina Technology, Inc.
Ronald Tharappel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Multistep process for the (co) polymerization of olefins
Patent number
7,365,137
Issue date
Apr 29, 2008
Basell Polyolefine GmbH
Luigi Resconi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for transitioning between Ziegler-Natta and metallocene cata...
Patent number
7,056,991
Issue date
Jun 6, 2006
Fina Technology, Inc.
Ronald Tharappel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
PROCESSES FOR TRANSITIONING BETWEEN DIFFERENT POLYMERIZATION CATALY...
Publication number
20240209124
Publication date
Jun 27, 2024
EXXONMOBIL CHEMICAL PATENTS INC.
Diwaker SINGH
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
HIGH DENSITY POLYETHYLENE COMPOSITION
Publication number
20240174778
Publication date
May 30, 2024
NOVA CHEMICALS (INTERNATIONAL) S.A.
Céline Bellehumeur
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR TRANSITIONING BETWEEN INCOMPATIBLE CATALYSTS
Publication number
20200270373
Publication date
Aug 27, 2020
SABIC Global Technologies B.V.
Yahya Banat
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Methods for Terminating Olefin Polymerizations
Publication number
20200190227
Publication date
Jun 18, 2020
Chevron Phillips Chemical Company LP
Max P. McDaniel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR CATALYST DEACTIVITATION
Publication number
20190330389
Publication date
Oct 31, 2019
Borealis AG
Irfan Saeed
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Methods for Terminating Olefin Polymerizations
Publication number
20190169321
Publication date
Jun 6, 2019
Chevron Phillips Chemical Company LP
Max P. McDaniel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR PRODUCING LLDPE RESINS
Publication number
20190119419
Publication date
Apr 25, 2019
Borealis AG
Alexandra Romina ALBUNIA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Means For Increasing the Molecular Weight and Decreasing the Densit...
Publication number
20180305531
Publication date
Oct 25, 2018
NOVA CHEMICALS (INTERNATIONAL) S.A.
Zengrong Zhang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
STEREOREGULAR DIBLOCK POLYBUTADIENES HAVING A 1,4-CIS/SYNDIOTACTIC...
Publication number
20160264707
Publication date
Sep 15, 2016
Versalis S.p.A.
Giovanni RICCI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CATALYST FEED CONTROL DURING CATALYST TRANSITION PERIODS
Publication number
20140363340
Publication date
Dec 11, 2014
Gregory G. Hendrickson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Methods for Terminating Olefin Polymerizations
Publication number
20130345373
Publication date
Dec 26, 2013
Chevron Phillips Chemical Company LP
Max P. McDaniel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYMERIZATON PROCESS
Publication number
20130053528
Publication date
Feb 28, 2013
Ineos Commercial Services UK Limited
Jean-Louis Chamayou
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLYMERIZATION PROCESS
Publication number
20130046070
Publication date
Feb 21, 2013
Ineos Commercial Services Services UK Limited
Jean-Louis Chamayou
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR REPLACING INCOMPATIBLE ETHYLENE POLYMERIZATION CATALYSTS
Publication number
20120309910
Publication date
Dec 6, 2012
Total Petrochemicals Research Feluy
Daan Dewachter
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CATALYST FEED CONTROL DURING CATALYST TRANSITION PERIODS
Publication number
20120283395
Publication date
Nov 8, 2012
Chevron Phillips Chemical Company LP
Gregory G. Hendrickson
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR REPLACING COMPATIBLE ETHYLENE POLYMERIZATION CATALYSTS
Publication number
20120252989
Publication date
Oct 4, 2012
Total Petrochemicals Research Feluy
Daan Dewachter
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Method for Transitioning Between Incompatible Olefin Polymerization...
Publication number
20110294957
Publication date
Dec 1, 2011
Basell Polyolefine GmbH
Gerhardus Meier
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Method for Transitioning Between Ziegler-Natta and Metallocene Cata...
Publication number
20110207898
Publication date
Aug 25, 2011
Fina Technology, Inc.
Ronald Tharappel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR TRANSITIONING BETWEEN INCOMPATIBLE OLEFIN POLYMERIZATION...
Publication number
20110130527
Publication date
Jun 2, 2011
Gerhardus Meier
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Method for Optimising the Transition from One Grade to Another
Publication number
20100324738
Publication date
Dec 23, 2010
TOTAL PETROCHEMICALS RESEARCH FELUY
Andre Lewalle
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polyolefin Composite Material And Method For Producing The Same
Publication number
20090062466
Publication date
Mar 5, 2009
Jinyong Dong
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Method for Transitioning Between Ziegler-Natta and Metalocene Catal...
Publication number
20080114135
Publication date
May 15, 2008
Fina Technology, Inc.
Ronald Tharappel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
On the fly catalyst transitions
Publication number
20070135591
Publication date
Jun 14, 2007
NOVA CHEMICALS (INTERNATIONAL) S.A.
Stephen John Brown
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Process for transitioning between ziegler-natta-based and chromium-...
Publication number
20060160965
Publication date
Jul 20, 2006
Mark G. Goode
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESSES FOR TRANSITIONING BETWEEN METALLOCENE AND ZIEGLER-NATTA P...
Publication number
20050282978
Publication date
Dec 22, 2005
Agapios Kyriacos Agapiou
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Method for transitioning between ziegler-natta and metallocene cata...
Publication number
20050165181
Publication date
Jul 28, 2005
Ronald Tharappel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Method for transitioning between Ziegler-Natta and metallocene cata...
Publication number
20050159563
Publication date
Jul 21, 2005
Ronald Tharappel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Processes for transitioning between ziegler-natta and alumoxane-bas...
Publication number
20050059784
Publication date
Mar 17, 2005
David James Schreck
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Multistep process for the (co) polymerization of olefins
Publication number
20040242815
Publication date
Dec 2, 2004
Luigi Resconi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Processes for transitioning between chrome-based and mixed polymeri...
Publication number
20040214969
Publication date
Oct 28, 2004
Fred David Ehrman
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...