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Copolymers of ethene with alfa-alkenes
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C08
Organic compounds
C08F
MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
C08F210/00
Copolymers of unsaturated aliphatic hydrocarbon having only one carbon-to-carbon double bond
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C08F210/16
Copolymers of ethene with alfa-alkenes
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Patents Grants
last 30 patents
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Patent Grant
Olefin-based polymer
Patent number
12,319,761
Issue date
Jun 3, 2025
LG Chem, Ltd.
In Sung Park
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
High porosity fluorided silica-coated alumina activator-supports an...
Patent number
12,319,770
Issue date
Jun 3, 2025
Chevron Phillips Chemical Company LP
Max P. McDaniel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Bidentate diazinylamido complexes as catalysts for olefin polymeriz...
Patent number
12,319,760
Issue date
Jun 3, 2025
Dow Global Technologies LLC
Bryan D. Stubbert
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Continuous solution polymerization process
Patent number
12,312,425
Issue date
May 27, 2025
Basell Poliolefine Italia s.r.l.
Nicolo Arich De Finetti
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyolefin polymer and polyolefin polymerization system and method
Patent number
12,304,982
Issue date
May 20, 2025
DL Chemical CO., LTD.
Hee Jun Lee
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
High propylene content EP having low glass transition temperatures
Patent number
12,305,028
Issue date
May 20, 2025
ExxonMobil Engineering & Technology Company
Zhifeng Bai
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Polymerization using a spiral heat exchanger
Patent number
12,304,981
Issue date
May 20, 2025
ExxonMobil Engineering & Technology Company
Jay L. Reimers
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
High productivity polymerization with aryloxy ether ligand catalyst
Patent number
12,297,303
Issue date
May 13, 2025
Nova Chemicals (International) S.A.
Qinyan Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Methods for chromium catalyst activation using oxygen-enriched flui...
Patent number
12,297,310
Issue date
May 13, 2025
Chevron Phillips Chemical Company LP
Ralph W Romig
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst composition and method for preparing polyethylene
Patent number
12,297,304
Issue date
May 13, 2025
Chevron Philips Chemical Company LP
Graham R. Lief
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Biaryl hydroxythiophene group IV transition metal polymerization wi...
Patent number
12,297,311
Issue date
May 13, 2025
Dow Global Technologies LLC
Andrew M. Camelio
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Compounds for use in catalyst compositions for the production of po...
Patent number
12,291,593
Issue date
May 6, 2025
SABIC GLOBAL TECHNOLOGIES B.V.
Nicolaas Hendrika Friederichs
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Olefin polymerization catalysts bearing a thiazole or imidazole
Patent number
12,286,502
Issue date
Apr 29, 2025
Dow Global Technologies LLC
Jordan C. Reddel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Ethylene/alpha-olefin interpolymer based compositions with improved...
Patent number
12,281,186
Issue date
Apr 22, 2025
Dow Global Technologies LLC
Gaoxiang Wu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Devolatilization of plastomer pellets
Patent number
12,281,191
Issue date
Apr 22, 2025
Nova Chemicals (International) S.A.
Abolfazl Noorjahan
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Propylene based polymer composition
Patent number
12,275,837
Issue date
Apr 15, 2025
Basell Poliolefine Italia s.r.l.
Claudio Cavalieri
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Dual metallocene polyethylene with improved processability for ligh...
Patent number
12,275,809
Issue date
Apr 15, 2025
Chevron Phillips Chemical Company LP
Jeremy M. Praetorius
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Olefin resin, crosslinked product thereof, and production methods t...
Patent number
12,275,812
Issue date
Apr 15, 2025
Mitsui Chemicals, Inc.
Seiya Kikuchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Rubber composition containing ethylene-propylene-nonconjugated poly...
Patent number
12,269,907
Issue date
Apr 8, 2025
NOK Corporation
Tetsuro Negami
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Patent Grant
Compositions containing low molecular weight propylene-based polyme...
Patent number
12,264,233
Issue date
Apr 1, 2025
Dow Global Technologies LLC
Allan Walter Mclennaghan
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyethylene composition for high pressure resistant pipes with imp...
Patent number
12,258,465
Issue date
Mar 25, 2025
Borealis AG
Yi Liu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Transition metal compound for a catalyst for olefin polymerization,...
Patent number
12,258,433
Issue date
Mar 25, 2025
Hanwha Solutions Corporation
Seongyeon Park
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Supported three-center catalyst and preparation method and application
Patent number
12,252,575
Issue date
Mar 18, 2025
SOUTH CHINA AGRICULTURAL UNIVERSITY
Yulong Jin
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Heterocycle-heterocycle-based group IV transition metal catalysts f...
Patent number
12,252,573
Issue date
Mar 18, 2025
Dow Global Technologies LLC
David Koenigs
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Bis-phenyl-phenoxy polyolefin procatalysts having two anthracenyl l...
Patent number
12,252,574
Issue date
Mar 18, 2025
Dow Global Technologies LLC
Ruth Figueroa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Processes for preparing metallocene-based catalyst systems for the...
Patent number
12,240,933
Issue date
Mar 4, 2025
Chevron Phillips Chemical Company LP
Qing Yang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for preparing solid catalyst components for olefin polymeri...
Patent number
12,240,925
Issue date
Mar 4, 2025
W. R. Grace & Co.-Conn.
Vladimir P. Marin
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Composition for encapsulant film comprising ethylene/alpha-olefin c...
Patent number
12,240,926
Issue date
Mar 4, 2025
LG Chem, Ltd.
Jin Sam Gong
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for preparation of polyethylene
Patent number
12,240,963
Issue date
Mar 4, 2025
SABIC GLOBAL TECHNOLOGIES B.V.
Job Daniel Guzman-Carrazco
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Unimodal polyethylene copolymer and film thereof
Patent number
12,240,927
Issue date
Mar 4, 2025
Univation Technologies, LLC
Bo Liu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Polyethylene Resin Having Excellent Thermal Resistance
Publication number
20250179227
Publication date
Jun 5, 2025
LG CHEM, LTD.
Yutaek Sung
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Metal Bis(Imino) Aryl Compounds and Methods Thereof
Publication number
20250179106
Publication date
Jun 5, 2025
EXXONMOBIL CHEMICAL PATENTS INC.
Irene C. CAI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
TRANSITION METAL COMPOUND, CATALYST COMPOSITION INCLUDING THE SAME,...
Publication number
20250171572
Publication date
May 29, 2025
SABIC SK NEXLENE COMPANY PTE. LTD.
Dongcheol SHIN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MULTIMODAL ETHYLENE-BASED COPOLYMER COMPOSITIONS AND PROCESSES OF P...
Publication number
20250171571
Publication date
May 29, 2025
DOW GLOBAL TECHNOLOGIES LLC
Philip P. Fontaine
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYPROPYLENE RESIN COMPOSITION, SHEET MOLDED BODY, AND CONTAINER
Publication number
20250154348
Publication date
May 15, 2025
BASELL POLIOLEFINE ITALIA S.r.l.
Minoru Kuriyama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD OF PREPARING EPDM COPOLYMER
Publication number
20250154294
Publication date
May 15, 2025
SK INNOVATION CO., LTD.
Byoung Tak YIM
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Ethylene/Alpha-Olefin Copolymer and Method for Preparing the Same
Publication number
20250154303
Publication date
May 15, 2025
LG CHEM, LTD.
Young Woo Lee
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYETHYLENE COMPOSITION AND BIAXIALLY STRETCHED FILM COMPRISING TH...
Publication number
20250154302
Publication date
May 15, 2025
LG CHEM, LTD.
Inkyo KIM
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Hybrid Metallocene Catalyst and Method for Preparing Polyethylene U...
Publication number
20250144607
Publication date
May 8, 2025
LG CHEM, LTD.
Byung Seok Kim
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
BORATE COCATALYSTS FOR POLYOLEFIN PRODUCTION
Publication number
20250129191
Publication date
Apr 24, 2025
DOW GLOBAL TECHNOLOGIES LLC
David M. Pearson
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
OLEFIN-BASED POLYMER
Publication number
20250115692
Publication date
Apr 10, 2025
Sumitomo Chemical Company, Limited
Kohi KUDO
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MULTIMODAL ETHYLENE-BASED COPOLYMER COMPOSITIONS AND PROCESSES OF P...
Publication number
20250109217
Publication date
Apr 3, 2025
DOW GLOBAL TECHNOLOGIES LLC
Philip P. Fontaine
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METAL-LIGAND COMPLEX, CATALYST COMPOSITION FOR PRODUCING ETHYLENE-B...
Publication number
20250101155
Publication date
Mar 27, 2025
SABIC SK NEXLENE COMPANY PTE. LTD.
Dongcheol SHIN
C07 - ORGANIC CHEMISTRY
Information
Patent Application
POLYOLEFIN COMPOSITIONS FEATURING IN SITU BLENDING OF AN OIL EXTENSION
Publication number
20250101156
Publication date
Mar 27, 2025
ExxonMobil Technology and Engineering Company
Peijun Jiang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYETHYLENE COMPOSITIONS
Publication number
20250101211
Publication date
Mar 27, 2025
DOW GLOBAL TECHNOLOGIES LLC
Sanjib Biswas
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYOLEFIN POLYMER AND POLYOLEFIN POLYMERIZATION SYSTEM AND METHOD
Publication number
20250092173
Publication date
Mar 20, 2025
DL Chemical CO., LTD.
Hee Jun LEE
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
BIAXIALLY-ORIENTED POLYETHYLENE FILM AND METHOD OF PRODUCTION
Publication number
20250075044
Publication date
Mar 6, 2025
TOTALENERGIES ONETECH
Armelle SIGWALD
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYALPHAOLEFINS MADE FROM DIMER OLEFINS OBTAINED FROM BRANCHED C10...
Publication number
20250075015
Publication date
Mar 6, 2025
Chevron Phillips Chemical Company LP
Thomas Malinski
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PELLETIZED ETHYLENE/a-OLEFIN COPOLYMER PRODUCT
Publication number
20250075016
Publication date
Mar 6, 2025
NOVA CHEMICALS (INTERNATIONAL) S.A.
Soheil SADEGHI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RUBBER COMPOSITION FOR TRANSMISSION BELT AND TRANSMISSION BELT
Publication number
20250075064
Publication date
Mar 6, 2025
MITSUBOSHI BELTING LTD.
Toshiki Ozaki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Propylene Ethylene Random Copolymer Having Low Hexane Extractable a...
Publication number
20250066520
Publication date
Feb 27, 2025
FORMOSA PLASTICS CORPORATION, U.S.A.
Gapgoung Kong
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Ethylene/1-Hexene Copolymer Having Improved Long-Term Physical Prop...
Publication number
20250059307
Publication date
Feb 20, 2025
LG CHEM, LTD.
Joongsoo Kim
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR PREPARING ETHYLENE POLYMERS IN A SLURRY POLYMERIZATION
Publication number
20250051497
Publication date
Feb 13, 2025
Basell Polyolefine GmbH
Elke Damm
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD TO IMPROVE THE OPTICAL PROPERTIES OF ETHYLENE COPOLYMER COMP...
Publication number
20250043035
Publication date
Feb 6, 2025
NOVA CHEMICALS (INTERNATIONAL) S.A.
Vinod Konaganti
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CATALYST FOR OLEFIN POLYMERIZATION INCLUDING HYBRID CATALYST COMPOS...
Publication number
20250043038
Publication date
Feb 6, 2025
Hanwha Solutions Corporation
Hye Ran PARK
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
HIGH POROSITY FLUORIDED SILICA-COATED ALUMINA ACTIVATOR-SUPPORTS AN...
Publication number
20250043037
Publication date
Feb 6, 2025
Chevron Phillips Chemical Company LP
Max P. McDaniel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
VANADIUM-BASED CATALYTIC SYSTEM INCLUDING ACTIVATOR AND METHOD FOR...
Publication number
20250034297
Publication date
Jan 30, 2025
Changchun University of Technology
Fangyuan Gai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PREPARING OLEFIN-BASED POLYMER AND OLEFIN-BASED POLYMER...
Publication number
20250034299
Publication date
Jan 30, 2025
Hanwha Solutions Corporation
Munhee LEE
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
UNIMODAL POLYETHYLENE COPOLYMER AND FILM THEREOF
Publication number
20250019475
Publication date
Jan 16, 2025
UNIVATION TECHNOLOGIES, LLC
Bo Liu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
POLYOLEFIN HAVING EXCELLENT PROCESSABILITY AND PROCESS FOR PREPARIN...
Publication number
20250019474
Publication date
Jan 16, 2025
Hanwha Solutions Corporation
Ahreum KIM
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...