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Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
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Parent Industries
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CHEMISTRY METALLURGY
C08
Organic compounds
C08F
MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
Current Industry
C08F297/00
Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
Sub Industries
C08F297/02
using a catalyst of the anionic type
C08F297/023
using a coupling agent
C08F297/026
polymerising acrylic acid, methacrylic acid or derivatives thereof
C08F297/04
polymerising vinyl aromatic monomers and conjugated dienes
C08F297/042
using a polyfunctional initiator
C08F297/044
using a coupling agent
C08F297/046
polymerising vinyl aromatic monomers and isoprene, optionally with other conjugated dienes
C08F297/048
polymerising vinyl aromatic monomers, conjugated dienes and polar monomers
C08F297/06
using a catalyst of the coordination type
C08F297/08
polymerising mono-olefins
C08F297/083
the monomers being ethylene or propylene
C08F297/086
the block polymer contains at least three blocks
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Patents Grants
last 30 patents
Information
Patent Grant
Propylene butene copolymer
Patent number
11,981,782
Issue date
May 14, 2024
Borealis AG
Jingbo Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Modified liquid diene polymer and rubber composition
Patent number
11,970,561
Issue date
Apr 30, 2024
Kuraray Co., Ltd.
Satomi Ohta
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Resin composition, resin film and organic electroluminescent device
Patent number
11,970,606
Issue date
Apr 30, 2024
Zeon Corporation
Hiroyasu Inoue
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Retardation film and production method for retardation film
Patent number
11,970,562
Issue date
Apr 30, 2024
Zeon Corporation
Takeshi Asada
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Symmetrical polyolefin block copolymer and preparation method therefor
Patent number
11,965,051
Issue date
Apr 23, 2024
Ajou University Industry-Academic Cooperation Foundation
Bun Yeoul Lee
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Binder composition for non-aqueous secondary battery and method of...
Patent number
11,955,641
Issue date
Apr 9, 2024
Zeon Corporation
Taku Matsumura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Olefin polymer and method for producing olefin polymer
Patent number
11,912,796
Issue date
Feb 27, 2024
TOHO TITANIUM CO., LTD.
Toshiya Uozumi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyethylene composition for film applications
Patent number
11,912,838
Issue date
Feb 27, 2024
Borealis AG
Subrata Das Kumar
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Foam bead and sintered foam structure
Patent number
11,912,842
Issue date
Feb 27, 2024
Dow Global Technologies LLC
Haiyang Yu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst system for multi-block copolymer formation
Patent number
11,897,992
Issue date
Feb 13, 2024
Dow Global Technologies LLC
Jasson T. Patton
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Non-sticky, soft and transparent styrenic thermoplastic elastomers
Patent number
11,891,503
Issue date
Feb 6, 2024
INEOS STYROLUTION GROUP GMBH
Michiel Verswyvel
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
High cis-1,4 block copolymers of polybutadiene and polyisoprene
Patent number
11,884,767
Issue date
Jan 30, 2024
Bridgestone Corporation
Hyeonjae Kim
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Resin composition, resin film and organic electroluminescent device
Patent number
11,884,811
Issue date
Jan 30, 2024
Zeon Corporation
Hiroyasu Inoue
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Heterophasic polyolefin composition
Patent number
11,873,397
Issue date
Jan 16, 2024
Borealis AG
Jingbo Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for producing conjugated diene rubber
Patent number
11,873,364
Issue date
Jan 16, 2024
Zeon Corporation
Takuro Sakurai
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Binder composition for non-aqueous secondary battery electrode, slu...
Patent number
11,873,363
Issue date
Jan 16, 2024
Zeon Corporation
Hidetake Ishii
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Polypropylene resin for insulating electric cables
Patent number
11,866,540
Issue date
Jan 9, 2024
HANWHA TOTALENERGIES PETROCHEMICAL CO., LTD.
BongSeock Kim
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Branched polymers made using multifunctional coupling agents
Patent number
11,859,039
Issue date
Jan 2, 2024
Cariflex Pte. Ltd.
Adrie van der Huizen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Copolymer, method of preparing the same, and rubber composition inc...
Patent number
11,820,847
Issue date
Nov 21, 2023
Korea Kumho Petrochemical Co., Ltd.
Tae Hee Kim
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for producing block copolymer composition
Patent number
11,795,321
Issue date
Oct 24, 2023
LG Chem, Ltd.
Seok Pil Sa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for recovering quaternary salt bromination catalyst
Patent number
11,786,891
Issue date
Oct 17, 2023
DDP SPECIALTY ELECTRONIC MATERIALS US, LLC
Longyan Liao
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Copolymers containing pendant ionomeric carbosilane groups
Patent number
11,780,938
Issue date
Oct 10, 2023
3M Innovative Properties Company
Claire Hartmann-Thompson
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
(Meth)acrylic copolymer, coating material composition, coated artic...
Patent number
11,767,446
Issue date
Sep 26, 2023
MITSUBISHI CHEMICAL CORPORATION
Takuhiro Ishii
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Block copolymers and uses thereof
Patent number
11,760,826
Issue date
Sep 19, 2023
Kraton Corporation
Xavier Daniel Muyldermans
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Block copolymer composition, heat shrink film using same, and packa...
Patent number
11,760,825
Issue date
Sep 19, 2023
DENKA COMPANY LIMITED
Tadashi Sawasato
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Block copolymers for gel compositions with improved efficiency
Patent number
11,759,758
Issue date
Sep 19, 2023
Kraton Corporation
Hendrik de Groot
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Gel composition, cable filler, cable, and crumb for gel composition
Patent number
11,753,545
Issue date
Sep 12, 2023
Kuraray Co., Ltd.
Yoshihiro Morishita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for producing film
Patent number
11,745,216
Issue date
Sep 5, 2023
JSR Corporation
Ryo Kumegawa
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Method for preparing topological elastomers with highly branched st...
Patent number
11,746,194
Issue date
Sep 5, 2023
Zhejiang University
Tao Xie
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Block copolymers and uses thereof
Patent number
11,739,208
Issue date
Aug 29, 2023
Kraton Corporation
Xavier D. D. J. Muyldermans
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
POLYMER CAPABLE OF FORMING ELASTIC MATERIAL BY THERMAL CROSSLINKING...
Publication number
20240158560
Publication date
May 16, 2024
INNOPOLY BIOTECH (HANGZHOU) INC.
Yonghua ZHOU
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ANIONIC DISPERSION POLYMERIZATION PROCESS TO MAKE RANDOM COPOLYMER...
Publication number
20240158561
Publication date
May 16, 2024
BRIDGESTONE AMERICAS TIRE OPERATIONS, LLC
David M. Roggeman
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Block Copolymer Composition And Methods Of Preparation Thereof
Publication number
20240141091
Publication date
May 2, 2024
Kraton Corporation
Catherine A. L. Maris
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
RESIN COMPOSITION, COPPER FOIL WITH RESIN, AND PRINTED WIRING BOARD
Publication number
20240101858
Publication date
Mar 28, 2024
Mitsui Mining and Smelting Co., Ltd.
Kazuhiro OOSAWA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Modified Conjugated Diene-Based Polymer, Method for Preparing the S...
Publication number
20240101744
Publication date
Mar 28, 2024
LG CHEM, LTD.
Jung Hwan Oh
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
HYDROGENATED PRODUCT OF BLOCK COPOLYMER, RESIN COMPOSITION, AND MET...
Publication number
20240052084
Publication date
Feb 15, 2024
KURARAY CO., LTD.
Yasushi SENDA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ETHYLENE-RICH DIENE TRIBLOCK POLYMER HAVING A STATISTICAL BLOCK AND...
Publication number
20240043600
Publication date
Feb 8, 2024
COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN
Nicolas BAULU
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
STYRENE BUTADIENE BLOCK COPOLYMER COMPOSITIONS FOR MEDICAL DEVICES
Publication number
20240026147
Publication date
Jan 25, 2024
INEOS STYROLUTION GROUP GMBH
Michiel VERSWYVEL
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Crosslinking Rubber Composition, Rubber Composition for Tire, Molde...
Publication number
20240026057
Publication date
Jan 25, 2024
Asahi Kasei Kabushiki Kaisha
Daisuke Hayata
B60 - VEHICLES IN GENERAL
Information
Patent Application
SYNTHESIS OF BLOCK POLYMERS BASED ON 1,3-DIENE AND ETHYLENE
Publication number
20240026058
Publication date
Jan 25, 2024
COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN
Robert NGO
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Dual Reactor Chain Shuttling Reactions for Ethylene/Vinylarene Dibl...
Publication number
20240018290
Publication date
Jan 18, 2024
DOW GLOBAL TECHNOLOGIES LLC
Evelyn Auyeung
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Single Reactor Chain Shuttling Reactions for Ethylene/Vinylarene Mu...
Publication number
20240010779
Publication date
Jan 11, 2024
DOW GLOBAL TECHNOLOGIES LLC
Evelyn Auyeung
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
TUNABLE HIGH-CHI DIBLOCK COPOLYMERS CONSISTING OF ALTERNATING COPOL...
Publication number
20240002571
Publication date
Jan 4, 2024
Merck Patent GmbH
Durairaj BASKARAN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD OF PRODUCING A COPOLYMER HAVING IMPROVED OIL RETENTION PROPE...
Publication number
20230416443
Publication date
Dec 28, 2023
KURARAY CO., LTD.
Shinya OSHITA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
STEREOBLOCK DIENE COPOLYMERS AND PREPARATION PROCESS THEREOF
Publication number
20230416436
Publication date
Dec 28, 2023
KM Technologies GmbH
Adriano Malacchini
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ANTIFOG COMPOSITIONS AND ARTICLES MADE THEREOF
Publication number
20230416557
Publication date
Dec 28, 2023
Kraton Corporation
Bharadwaja Peddinti
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PREPARATION OF POLYOLEFIN-POLYACRYLATE BLOCK COPOLYMERS ADDITIVES F...
Publication number
20230406985
Publication date
Dec 21, 2023
DOW GLOBAL TECHNOLOGIES LLC
Tao Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PRODUCING BLOCK COPOLYMER
Publication number
20230399451
Publication date
Dec 14, 2023
Nippon Soda Co., Ltd.
Shota OSUMI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
COMPOSITION FOR DEVELOPING AND METHOD OF FORMING PATTERN USING THE...
Publication number
20230375936
Publication date
Nov 23, 2023
SAMSUNG ELECTRONICS CO,. LTD.
Sangjin KIM
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Molded Bale
Publication number
20230331894
Publication date
Oct 19, 2023
Asahi Kasei Kabushiki Kaisha
Takanobu Ishizaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
STYRENIC BLOCK COPOLYMER COMPOSITION AND ANION EXCHANGE MEMBRANES M...
Publication number
20230312849
Publication date
Oct 5, 2023
Kraton Corporation
Vijay MHETAR
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Hydrogenated Copolymer, Resin Composition, Molded Article, and Adhe...
Publication number
20230303752
Publication date
Sep 28, 2023
Asahi Kasei Kabushiki Kaisha
Goki Hattori
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Method for Preparing Polyolefin-Polystyrene-Based Multiblock Copolymer
Publication number
20230303753
Publication date
Sep 28, 2023
LG CHEM, LTD.
Yun Kon Kim
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Organozinc Compound Preparation Method, Chain Transfer Agent, Block...
Publication number
20230295189
Publication date
Sep 21, 2023
LG CHEM, LTD.
Seok Pil Sa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MACROMERS AND COMPOSITIONS FOR PHOTOCURING PROCESSES
Publication number
20230287171
Publication date
Sep 14, 2023
POLY-MED, INC.
Michael Aaron Vaughn
B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information
Patent Application
ETHYLENE-BASED THERMOPLASTIC ROOFING MEMBRANES
Publication number
20230279661
Publication date
Sep 7, 2023
HOLCIM TECHNOLOGY LTD
Hao WANG
E04 - BUILDING
Information
Patent Application
MULTI-LAYER POROUS BLOCK COPOLYMER FILMS
Publication number
20230272146
Publication date
Aug 31, 2023
TeraPore Technologies, Inc.
Rachel DORIN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
COATING FILM HAVING COMPATIBILITY WITH BIOLOGICAL SUBSTANCE CONTAIN...
Publication number
20230242869
Publication date
Aug 3, 2023
NISSAN CHEMICAL CORPORATION
Miya HIROI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD FOR PRODUCING A PHASE DIFFERENCE FILM
Publication number
20230241829
Publication date
Aug 3, 2023
Zeon Corporation
Takeshi ASADA
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
BLOCK COPOLYMER, METHOD FOR PRODUCING SAME, AND ABSORBER AND ABSORB...
Publication number
20230226520
Publication date
Jul 20, 2023
Kuraray Co., Ltd
Takumi TAKAYAMA
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES