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Multistage polymerisation processes characterised by a change in reactor conditions without deactivating the intermediate polymer
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MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
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Processes of polymerisation
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Multistage polymerisation processes characterised by a change in reactor conditions without deactivating the intermediate polymer
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Patents Grants
last 30 patents
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Patent Grant
Aqueous polymer dispersion and process of making the same
Patent number
12,110,394
Issue date
Oct 8, 2024
Dow Global Technologies LLC
Xiangting Dong
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for preparation of multimodal polyolefin
Patent number
12,091,475
Issue date
Sep 17, 2024
SABIC GLOBAL TECHNOLOGIES B.V.
Maryam Tamaddoni
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for producing polydienes with reduced cold flow
Patent number
12,091,474
Issue date
Sep 17, 2024
Bridgestone Americas Tire Operations, LLC
James J. Kuhel
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Aqueous copolymer dispersions and their use in coating compositions
Patent number
12,071,496
Issue date
Aug 27, 2024
Celanese International Corporation
Kerstin Wenzel
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Polypropylene-ultrahigh-molecular-weight-polyethylene compositions
Patent number
12,071,493
Issue date
Aug 27, 2024
Borealis AG
Pauli Leskinen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Olefin polymerization method using antistatic agent for metallocene...
Patent number
12,049,526
Issue date
Jul 30, 2024
DL Chemical CO., LTD.
Jang Woo Lee
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for polymerizing ethylene in a multi-stage polymerization p...
Patent number
12,043,687
Issue date
Jul 23, 2024
Borealis AG
Apostolos Krallis
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Devolatilization processes
Patent number
12,030,976
Issue date
Jul 9, 2024
ExxonMobil Engineering & Technology Company
Yu F. Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of multimodal high density polyethylene
Patent number
12,012,504
Issue date
Jun 18, 2024
Borealis AG
Anh Tuan Tran
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Device and methods to actively control the production of multi-stag...
Patent number
12,012,471
Issue date
Jun 18, 2024
Yokogawa Fluence Analytics, Inc.
Wayne Frederick Reed
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Multi-stage polymeric latexes, coating compositions containing such...
Patent number
12,006,380
Issue date
Jun 11, 2024
SWIMC LLC
Robert M. O'Brien
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Multistage polymer
Patent number
11,976,144
Issue date
May 7, 2024
Dow Global Technologies LLC
Hilda G. Buss
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of an UHMWPE homopolymer
Patent number
11,965,052
Issue date
Apr 23, 2024
Borealis AG
Irfan Saeed
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Ethylene homopolymer having good barrier properties
Patent number
11,958,961
Issue date
Apr 16, 2024
Nova Chemicals (International) S.A.
XiaoChuan Wang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Polyethylene homopolymer compositions having good barrier properties
Patent number
11,958,962
Issue date
Apr 16, 2024
Nova Chemicals (International) S.A.
XiaoChuan Wang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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
Multi-stage process for producing a C2 to C8 olefin polymer composi...
Patent number
11,897,975
Issue date
Feb 13, 2024
Borealis AG
Klaus Nyfors
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for preparing polypropylene composition
Patent number
11,879,057
Issue date
Jan 23, 2024
Borealis AG
Pauli Leskinen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Blown films comprising bimodal ethylene-based polymers having high...
Patent number
11,873,377
Issue date
Jan 16, 2024
Dow Global Technologies LLC
Kyle E. Hart
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Bimodal ethylene-based polymers having high molecular weight high d...
Patent number
11,873,393
Issue date
Jan 16, 2024
Dow Global Technologies LLC
Kyle E. Hart
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Reactor system for multimodal polyethylene polymerization
Patent number
11,866,521
Issue date
Jan 9, 2024
Thai Polyethylene Co., Ltd.
Piyawan Tiyapiboonchaiya
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Rotary feeder with cleaning nozzles
Patent number
11,845,075
Issue date
Dec 19, 2023
Chevron Phillips Chemical Company LP
Andrea L. Hoener
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Polyethylene composition for films
Patent number
11,845,854
Issue date
Dec 19, 2023
Basell Polyolefine GmbH
Gerhardus Meier
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Ethylene polymerization processes and reactor systems for the produ...
Patent number
11,845,814
Issue date
Dec 19, 2023
Chevron Phillips Chemical Company LP
Joel A. Mutchler
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Poly alpha-olefins, compositions thereof, and methods of making
Patent number
11,834,527
Issue date
Dec 5, 2023
Western Performance Chemicals, LLC
Thomas Michael Weatherford
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Suspension process for preparing ethylene copolymers in a reactor c...
Patent number
11,834,531
Issue date
Dec 5, 2023
Basell Polyolefine GmbH
Elke Damm
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Propylene copolymer with excellent optical properties
Patent number
11,827,777
Issue date
Nov 28, 2023
Borealis AG
Jingbo Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the production of bimodal ethylene-based polymers havin...
Patent number
11,814,456
Issue date
Nov 14, 2023
Dow Global Technologies LLC
Timothy W. Gambrel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Aqueous coatings containing biosurfactants as bio-adjuvants and met...
Patent number
11,807,780
Issue date
Nov 7, 2023
Rhodia Operations
Laura Gage
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Process for producing optical molding materials
Patent number
11,780,944
Issue date
Oct 10, 2023
Rohm GmbH
Steffen Krill
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR PREPARING OPACIFYING PIGMENT-BINDER HYBRID POLYMER PARTI...
Publication number
20240343838
Publication date
Oct 17, 2024
Rohm and Haas Company
Michael W. Leonard
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR MODIFYING AN AQUEOUS POLYMER LATEX
Publication number
20240336772
Publication date
Oct 10, 2024
BASF SE
Roelof BALK
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
UTILIZATION OF 1-HEXENE IN MULTI-STAGE POLYOLEFIN PRODUCTION
Publication number
20240317901
Publication date
Sep 26, 2024
Borealis AG
Victor SUMERIN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PREPARATION OF IMPACT MODIFIER WITH IMPROVED FLAMMABILITY
Publication number
20240309126
Publication date
Sep 19, 2024
Rohm and Haas Company
William Rohrbach
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
AQUEOUS DISPERSION OF MULTISTAGE POLYMERIC PARTICLES
Publication number
20240309135
Publication date
Sep 19, 2024
DOW GLOBAL TECHNOLOGIES LLC
Xiaohong Yang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
DEVICE AND METHODS TO ACTIVELY CONTROL THE PRODUCTION OF MULTI-STAG...
Publication number
20240309121
Publication date
Sep 19, 2024
YOKOGAWA FLUENCE ANALYTICS, INC.
Wayne Frederick REED
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
IMPROVING CATALYST PERFORMANCE IN MULTI-STAGE POLYOLEFIN PRODUCTION
Publication number
20240294681
Publication date
Sep 5, 2024
Borealis AG
Vasileios KANELLOPOULOS
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR PRODUCING POLYETHYLENE POLYMERS
Publication number
20240294682
Publication date
Sep 5, 2024
Borealis AG
Pascal CASTRO
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYPROPYLENE COMPOSITION
Publication number
20240279451
Publication date
Aug 22, 2024
Borealis AG
Jingbo WANG
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ETHYLENE-VINYL ALCOHOL COPOLYMER AND PRODUCTIN METHOD FOR ETHYLENE-...
Publication number
20240270886
Publication date
Aug 15, 2024
MITSUBISHI CHEMICAL CORPORATION
Masato AOYAMA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
SEMICONTINUOUS SUSPENSION POLYMERIZATION OF POLYACRYLATES IN A CAPI...
Publication number
20240262938
Publication date
Aug 8, 2024
Evonik Operations GmbH
David BAILEY
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
COPOLYMER
Publication number
20240191015
Publication date
Jun 13, 2024
Borealis AG
Luigi Maria Cristoforo RESCONI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
BRANCHED PROPYLENE-BASED POLYMER AND PRODUCTION METHOD THEREFOR
Publication number
20240182609
Publication date
Jun 6, 2024
JAPAN POLYPROPYLENE CORPORATION
Masaaki ITO
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
HIGH IMPACT STRENGTH THERMOPLASTIC COMPOSITIONS
Publication number
20240132712
Publication date
Apr 25, 2024
TotalEnergies OneTech Belgium
Eloïne NPETGAT
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Polypropylene Resin Composition and Method for Preparing the Same
Publication number
20240101732
Publication date
Mar 28, 2024
LG CHEM, LTD.
Kyung Seop NOH
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
INVERT EMULSION HAVING DOUBLE PARTICLE SIZE DISTRIBUTION, PREPARATI...
Publication number
20240067761
Publication date
Feb 29, 2024
Guofeng HE
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
ETHYLENE POLYMERIZATION PROCESSES AND REACTOR SYSTEMS FOR THE PRODU...
Publication number
20240059808
Publication date
Feb 22, 2024
Chevron Phillips Chemical Company LP
Joel A. Mutchler
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLYMER COMPOSITION FOR CAPS AND CLOSURES
Publication number
20240043580
Publication date
Feb 8, 2024
INEOS EUROPE AG
Pascale GODON
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
RESIN COMPOSITION, FILM, LAMINATE FILM, AND LAMINATE
Publication number
20240010776
Publication date
Jan 11, 2024
MITSUBISHI CHEMICAL CORPORATION
Mizuki ANABUKI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR PRODUCING A POLYETHYLENE COMPOSITION COMPRISING BIMODAL...
Publication number
20240010822
Publication date
Jan 11, 2024
Basell Polyolefine GmbH
Decio Malucelli
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
METHOD OF PREPARING POLYMER
Publication number
20240002568
Publication date
Jan 4, 2024
LG CHEM, LTD.
Jae Bum SEO
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RHEOLOGICAL METHODS FOR HIGH BLOCK, TACK AND SCRUB RESISTANT COATIN...
Publication number
20230399535
Publication date
Dec 14, 2023
SWIMC LLC
Tessie Rose Ewert
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
POLYOLEFIN COMPOSITIONS AND PRODUCTS
Publication number
20230357550
Publication date
Nov 9, 2023
EQUISTAR CHEMICALS, L.P.
BRYAN S. SCHLEY
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR PRODUCING AN AQUEOUS POLYMER DISPERSION
Publication number
20230348633
Publication date
Nov 2, 2023
BASF SE
Xavier MOLLAT DU JOURDIN
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PRODUCTION OF POLYPROPYLENE WITH LOW VOLATILES
Publication number
20230331881
Publication date
Oct 19, 2023
Borealis AG
Jingbo Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR THE PREPARATION OF AN UHMWPE HOMOPOLYMER
Publication number
20230322969
Publication date
Oct 12, 2023
Borealis AG
Irfan SAEED
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ETHYLENE-OCTENE COPOLYMERS WITH IMPROVED PROPERTY PROFILE
Publication number
20230312789
Publication date
Oct 5, 2023
Borealis AG
Noureddine Ajellal
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYETHYLENE COMPOSITIONS AND FILMS INCLUDING POLYETHYLENE COMPOSIT...
Publication number
20230312787
Publication date
Oct 5, 2023
DOW GLOBAL TECHNOLOGIES LLC
Peter Hermann Roland Sandkuehler
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MULTISTAGE PROCESS FOR PRODUCING POLYMER DISPERSION OF DISCRETE PAR...
Publication number
20230312766
Publication date
Oct 5, 2023
ORGANIK KIMYA SAN. VE TIC. A.S.
Guillermo PEREZ LORENZO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
POLYOLEFIN COMPOSITION FOR ROOFING APPLICATIONS
Publication number
20230265273
Publication date
Aug 24, 2023
Basell Poliolefine Italia s.r.l.
Michele Grazzi
E04 - BUILDING