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Pretreating the metal or compound covered by group C08F4/64 before the final contacting with the metal or compound covered by group C08F4/44
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CHEMISTRY METALLURGY
C08
Organic compounds
C08F
MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
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Polymerisation catalysts
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C08F4/65
Pretreating the metal or compound covered by group C08F4/64 before the final contacting with the metal or compound covered by group C08F4/44
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last 30 patents
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Method for preparing high viscosity index poly-alpha-olefin
Patent number
12,365,848
Issue date
Jul 22, 2025
China Petroleum and Chemical Corporation
Zhaolin Yin
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Patent Grant
Ziegler-Natta catalysts for olefin polymerization
Patent number
12,359,005
Issue date
Jul 15, 2025
Borealis AG
Georgy Kipiani
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Controlling long-chain branch content with dual activator-supports
Patent number
12,351,657
Issue date
Jul 8, 2025
Chevron Phillips Chemical Company LP
Max P. McDaniel
C07 - ORGANIC CHEMISTRY
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Modifications of sulfated bentonites and uses thereof in metallocen...
Patent number
12,351,670
Issue date
Jul 8, 2025
Chevron Phillips Chemical Company LP
Max P. McDaniel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Broad orthogonal distribution polyethylenes for films
Patent number
12,344,686
Issue date
Jul 1, 2025
ExxonMobil Chemical Patents Inc.
Matthew W. Holtcamp
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Polymerization of ethylene in solution processes using a Ziegler-Na...
Patent number
12,344,695
Issue date
Jul 1, 2025
Dow Global Technologies LLC
Linfeng Chen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Process to produce low viscosity polyalphaolefins using non-aromati...
Patent number
12,344,696
Issue date
Jul 1, 2025
ExxonMobil Chemical Patents Inc.
Jo Ann M. Canich
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Metallocenes and methods thereof
Patent number
12,338,257
Issue date
Jun 24, 2025
ExxonMobil Chemical Patents Inc.
Matthew W. Holtcamp
C07 - ORGANIC CHEMISTRY
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Bimodal catalyst systems
Patent number
12,338,301
Issue date
Jun 24, 2025
Dow Global Technologies LLC
Andrew J. Young
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Process for making propylene-based terpolymer
Patent number
12,338,303
Issue date
Jun 24, 2025
SABIC GLOBAL TECHNOLOGIES B.V.
Erik Delsman
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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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-...
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Catalysts
Patent number
12,319,772
Issue date
Jun 3, 2025
Borealis AG
Luigi Maria Cristoforo Resconi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Propylene preliminary polymerization
Patent number
12,319,756
Issue date
Jun 3, 2025
Braskem S.A.
Olavo Martins Junior
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Carrier for olefin polymerization catalyst, and preparation method...
Patent number
12,319,773
Issue date
Jun 3, 2025
China Petroleum and Chemical Corporation
Yongtai Ling
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Preparation of catalyst system
Patent number
12,312,368
Issue date
May 27, 2025
Borealis AG
Alexander Reznichenko
C07 - ORGANIC CHEMISTRY
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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
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Patent Grant
Ethylene-based copolymer and propylene-alpha-olefin-diene compositi...
Patent number
12,305,027
Issue date
May 20, 2025
ExxonMobil Engineering & Technology Company
Zhifeng Bai
B60 - VEHICLES IN GENERAL
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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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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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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-...
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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
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Patent Grant
Method for producing metallocene-supported catalyst and metallocene...
Patent number
12,286,505
Issue date
Apr 29, 2025
LG Chem, Ltd.
Yong Woo Kwon
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Raised temperature resistant pipes comprising an ethylene-based pol...
Patent number
12,287,055
Issue date
Apr 29, 2025
SABIC GLOBAL TECHNOLOGIES B.V.
Yahya Banat
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Patent Grant
Catalyst components for the polymerization of olefins
Patent number
12,286,504
Issue date
Apr 29, 2025
Basell Poliolefine Italia s.r.l.
Fabrizio Piemontesi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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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-...
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Patent Grant
Tires comprising rubber compounds that comprise propylene-α-olefin-...
Patent number
12,281,221
Issue date
Apr 22, 2025
ExxonMobil Engineering & Technology Company
Eric J. Wamsley
B60 - VEHICLES IN GENERAL
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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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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-...
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Patent Grant
C2C3 random copolymer composition
Patent number
12,258,429
Issue date
Mar 25, 2025
Borealis AG
Jingbo Wang
B32 - LAYERED PRODUCTS
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Hybrid supported metallocene catalyst and method for preparing poly...
Patent number
12,258,432
Issue date
Mar 25, 2025
LG Chem, Ltd.
Sanghoon Lee
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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last 30 patents
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Patent Application
CATALYST COMPOSITION AND METHOD FOR PREPARING POLYETHYLENE
Publication number
20250236692
Publication date
Jul 24, 2025
Chevron Phillips Chemical Company LP
Graham R. Lief
C07 - ORGANIC CHEMISTRY
Information
Patent Application
POLYETHYLENE POWDER AND METHOD FOR PRODUCING SAME, AND CATALYST FOR...
Publication number
20250215120
Publication date
Jul 3, 2025
Asahi Kasei Kabushiki Kaisha
Naoya Okitsu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Block Copolymer, Method for Preparing the Block Copolymer and Resin...
Publication number
20250215135
Publication date
Jul 3, 2025
LG CHEM, LTD.
Sol Cho
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
DUAL METALLOCENE POLYETHYLENE WITH IMPROVED PROCESSABILITY FOR LIGH...
Publication number
20250206858
Publication date
Jun 26, 2025
Chevron Phillips Chemical Company LP
Jeremy M. Praetorius
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ETHYLENE/ALPHA-OLEFIN COPOLYMER AND METHOD FOR PREPARING SAME
Publication number
20250206860
Publication date
Jun 26, 2025
DL Chemical CO., LTD.
In Sung CHUN
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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Patent Application
METHOD FOR PREPARING ZIEGLER-NATTA CATALYST FOR POLYMERIZATION OF L...
Publication number
20250179226
Publication date
Jun 5, 2025
SK INNOVATION CO., LTD.
Jinhaek YANG
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METALLOCENE COMPLEXES AND CATALYSTS MADE THEREFROM
Publication number
20250171481
Publication date
May 29, 2025
Borealis AG
Georgy KIPIANI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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
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Patent Application
PROPYLENE-BUTENE RANDOM COPOLYMER COMPOSITION WITH LOW EXTRACTABLE...
Publication number
20250129190
Publication date
Apr 24, 2025
Borealis AG
Jingbo Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CYCLIC OLEFIN COPOLYMER, AND METHOD FOR PRODUCING CYCLIC OLEFIN COP...
Publication number
20250129192
Publication date
Apr 24, 2025
Polyplastics Co., Ltd.
Yu MIYAGI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYETHYLENE BLEND FOR A FILM LAYER
Publication number
20250115748
Publication date
Apr 10, 2025
Borealis AG
Jingbo WANG
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
METHOD FOR PREPARING A ZIEGLER-NATTA CATALYST SYSTEM WITH IMPROVED...
Publication number
20250109223
Publication date
Apr 3, 2025
Formosa Plastics Corporation, U.S.A.
Lei ZHANG
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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
CYCLIC OLEFIN COPOLYMER, AND METHOD FOR PRODUCING CYCLIC OLEFIN COP...
Publication number
20250101160
Publication date
Mar 27, 2025
Polyplastics Co., Ltd.
Yu MIYAGI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
SOLID CATALYST COMPONENT FOR POLYMERIZATION OF OLEFIN, METHOD FOR P...
Publication number
20250101142
Publication date
Mar 27, 2025
TOHO TITANIUM CO., LTD.
Takaharu Sakemi
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-...
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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
Processes for Making Polyolefins with Composition Control
Publication number
20250043034
Publication date
Feb 6, 2025
ExxonMobil Technology and Engineering Company
Giriprasath Gururajan
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
OLEFIN POLYMERIZATION ZIEGLER-NATTA CATALYST COMPONENTS ANDPROCESS...
Publication number
20250026868
Publication date
Jan 23, 2025
FORMOSA PLASTICS CORPORATION, U.S.A.
Lei Zhang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
HIGH MELT FLOW POLYPROPYLENE COMPOSITION
Publication number
20250026872
Publication date
Jan 23, 2025
Borealis AG
Jingbo Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
SOLUTION PROCESS FOR PRODUCTION OF FUNCTIONALIZED POLYOLEFINS
Publication number
20250019469
Publication date
Jan 16, 2025
SABIC Global Technologies B.V.
Miloud Bouyahyi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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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-...
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Patent Application
SUPPORTED CATALYST SYSTEMS CONTAINING A CARBON BRIDGED, ANTHRACENYL...
Publication number
20250011478
Publication date
Jan 9, 2025
DOW GLOBAL TECHNOLOGIES LLC
Andrew M. Camelio
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CONTROLLING LONG-CHAIN BRANCH CONTENT WITH DUAL ACTIVATOR-SUPPORTS
Publication number
20250011481
Publication date
Jan 9, 2025
Chevron Phillips Chemical Company LP
Max P. McDaniel
C07 - ORGANIC CHEMISTRY
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Patent Application
ETHYLENE/1-HEXENE COPOLYMERS
Publication number
20240400733
Publication date
Dec 5, 2024
DOW GLOBAL TECHNOLOGIES LLC
Bo Liu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Application
PROCESS FOR PRODUCING A PROPYLENE COPOLYMER
Publication number
20240392043
Publication date
Nov 28, 2024
Borealis AG
Pauli Leskinen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Application
OLEFIN POLYMERIZATION CATALYST SYSTEM AND POLYMERIZATION PROCESS
Publication number
20240392044
Publication date
Nov 28, 2024
NOVA CHEMICALS (INTERNATIONAL) S.A.
Darryl MORRISON
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Application
BIMODAL POLY(ETHYLENE-CO-1-ALKENE) COPOLYMER AND BLOW-MOLDED INTERM...
Publication number
20240376236
Publication date
Nov 14, 2024
UNIVATION TECHNOLOGIES, LLC
Elva L. Lugo
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...