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Lawrence Martin Josef Van Asseldonk
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Sarnia, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Polyethylene composition and film having outstanding properties
Patent number
11,753,533
Issue date
Sep 12, 2023
Nova Chemicals (International) S.A.
XiaoChuan Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyethylene composition and film having a good permeability, stiff...
Patent number
11,359,081
Issue date
Jun 14, 2022
Nova Chemicals (International) S.A.
XiaoChuan Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyethylene composition and film having outstanding properties
Patent number
11,352,485
Issue date
Jun 7, 2022
Nova Chemicals (International) S.A.
XiaoChuan Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyethylene composition and film having high stiffness, outstandin...
Patent number
11,339,278
Issue date
May 24, 2022
Nova Chemicals (International) S.A.
XiaoChuan Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyethylene composition and film having retained dart impact
Patent number
11,306,196
Issue date
Apr 19, 2022
Nova Chemicals (International) S.A.
XiaoChuan Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyethylene composition and film
Patent number
11,279,819
Issue date
Mar 22, 2022
Nova Chemicals (International) S.A.
XiaoChuan Wang
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
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
Means for increasing the molecular weight and decreasing the densit...
Patent number
11,015,044
Issue date
May 25, 2021
Nova Chemicals (International) S.A.
Zengrong Zhang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Multistage catalyst injection system for an olefin polymerization r...
Patent number
10,987,647
Issue date
Apr 27, 2021
Nova Chemicals (International) S.A.
Fazle Sibtain
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Non adiabatic 2-phase (liquid-liquid) polymerization process
Patent number
10,844,144
Issue date
Nov 24, 2020
Nova Chemicals (International) S.A.
Stephen Brown
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
Ziegler-Natta catalyst for high temperature polymerization
Patent number
10,590,214
Issue date
Mar 17, 2020
Nova Chemicals (International) S.A.
Qinyan Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Multi reactor solution polymerization, polyethylene and polyethylen...
Patent number
10,538,654
Issue date
Jan 21, 2020
Nova Chemicals (International) S.A.
XiaoChuan Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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
Ziegler-Natta catalyst for high temperature polymerization
Patent number
10,442,880
Issue date
Oct 15, 2019
Nova Chemicals (International) S.A.
Qinyan Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Means for increasing the molecular weight and decreasing the densit...
Patent number
10,442,921
Issue date
Oct 15, 2019
Nova Chemicals (International) S.A.
Zengrong Zhang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Multi reactor solution polymerization
Patent number
9,963,529
Issue date
May 8, 2018
Nova Chemicals (International) S.A.
Niousha Kazemi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Ziegler-Natta catalyst for high temperature polymerization
Patent number
9,481,748
Issue date
Nov 1, 2016
Nova Chemicals (International) S.A.
Qinyan Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
POLYETHYLENE COMPOSITION AND FILM HAVING A GOOD PERMEABILITY, STIFF...
Publication number
20220267577
Publication date
Aug 25, 2022
NOVA CHEMICALS (INTERNATIONAL) S.A.
XiaoChuan Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYETHYLENE COMPOSITION AND FILM HAVING HIGH STIFFNESS, OUTSTANDIN...
Publication number
20220251353
Publication date
Aug 11, 2022
NOVA CHEMICALS (INTERNATIONAL) S.A.
XiaoChuan Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYETHYLENE COMPOSITION AND FILM HAVING OUTSTANDING PROPERTIES
Publication number
20220106467
Publication date
Apr 7, 2022
NOVA CHEMICALS (INTERNATIONAL) S.A.
XiaoChuan Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Means For Increasing the Molecular Weight and Decreasing the Densit...
Publication number
20200325317
Publication date
Oct 15, 2020
NOVA CHEMICALS (INTERNATIONAL) S.A.
Zengrong Zhang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Means For Increasing the Molecular Weight and Decreasing the Densit...
Publication number
20200056024
Publication date
Feb 20, 2020
NOVA CHEMICALS (INTERNATIONAL) S.A.
Zengrong Zhang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Means For Increasing the Molecular Weight and Decreasing the Densit...
Publication number
20200056025
Publication date
Feb 20, 2020
NOVA CHEMICALS (INTERNATIONAL) S.A.
Zengrong Zhang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYETHYLENE COMPOSITION AND FILM
Publication number
20200017668
Publication date
Jan 16, 2020
NOVA CHEMICALS (INTERNATIONAL) S.A.
XiaoChuan Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYETHYLENE COMPOSITION AND FILM HAVING HIGH STIFFNESS, OUTSTANDIN...
Publication number
20200017669
Publication date
Jan 16, 2020
NOVA CHEMICALS (INTERNATIONAL) S.A.
XiaoChuan Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYETHYLENE COMPOSITION AND FILM HAVING OUTSTANDING PROPERTIES
Publication number
20200017666
Publication date
Jan 16, 2020
NOVA CHEMICALS (INTERNATIONAL) S.A.
XiaoChuan Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYETHYLENE COMPOSITION AND FILM HAVING RETAINED DART IMPACT
Publication number
20200017667
Publication date
Jan 16, 2020
NOVA CHEMICALS (INTERNATIONAL) S.A.
XiaoChuan Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYETHYLENE COMPOSITION AND FILM HAVING A GOOD PERMEABILITY, STIFF...
Publication number
20200017670
Publication date
Jan 16, 2020
NOVA CHEMICALS (INTERNATIONAL) S.A.
XiaoChuan Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MULTISTAGE CATALYST INJECTION SYSTEM FOR AN OLEFIN POLYMERIZATION R...
Publication number
20190388863
Publication date
Dec 26, 2019
NOVA CHEMICALS (INTERNATIONAL) S.A.
Fazle Sibtain
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
CONTINUOUS TUNING OF Cl:Mg RATIO IN A SOLUTION POLYMERIZATION
Publication number
20190127496
Publication date
May 2, 2019
NOVA CHEMICALS (INTERNATIONAL) S.A.
Stephen Brown
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
NON ADIABATIC 2-PHASE (LIQUID-LIQUID) POLYMERIZATION PROCESS
Publication number
20180346610
Publication date
Dec 6, 2018
NOVA CHEMICALS (INTERNATIONAL) S.A.
Stephen Brown
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Means For Increasing the Molecular Weight and Decreasing the Densit...
Publication number
20180305532
Publication date
Oct 25, 2018
NOVA CHEMICALS (INTERNATIONAL) S.A.
Zengrong Zhang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MULTI REACTOR SOLUTION POLYMERIZATION, POLYETHYLENE AND POLYETHYLEN...
Publication number
20180305530
Publication date
Oct 25, 2018
NOVA CHEMICALS (INTERNATIONAL) S.A.
XiaoChuan Wang
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
ZIEGLER-NATTA CATALYST FOR HIGH TEMPERATURE POLYMERIZATION
Publication number
20180282453
Publication date
Oct 4, 2018
NOVA CHEMICALS (INTERNATIONAL) S.A.
Qinyan Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ZIEGLER-NATTA CATALYST FOR HIGH TEMPERATURE POLYMERIZATION
Publication number
20180118863
Publication date
May 3, 2018
NOVA CHEMICALS (INTERNATIONAL) S.A.
Qinyan Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ZIEGLER-NATTA CATALYST FOR HIGH TEMPERATURE POLYMERIZATION
Publication number
20170037163
Publication date
Feb 9, 2017
NOVA CHEMICALS (INTERNATIONAL) S.A.
Qinyan Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ZIEGLER-NATTA CATALYST FOR HIGH TEMPERATURE POLYMERIZATION
Publication number
20160046745
Publication date
Feb 18, 2016
NOVA CHEMICALS (INTERNATIONAL) S.A.
Qinyan Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...