Post-polymerisation treatments

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Patents Grantslast 30 patents

Information Patent Grant
Method of preparing vinyl cyanide compound-conjugated diene compoun...
- Patent number 12,291,591
- Issue date May 6, 2025
- LG Chem, Ltd.
- Yoo Vin Kim
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing polypropylene with improved recovery
- Patent number 12,291,594
- Issue date May 6, 2025
- Borealis AG
- Christoph Dissauer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Reduction in VOC and FOG values of polypropylene grades by aeration
- Patent number 12,281,218
- Issue date Apr 22, 2025
- Borealis AG
- Girish Suresh Galgali
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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
Method for producing superabsorbent particles
- Patent number 12,275,808
- Issue date Apr 15, 2025
- BASF SE
- Rene Callot
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Use of ultrasound and acoustics to control crystallisation
- Patent number 12,268,995
- Issue date Apr 8, 2025
- LEWTAS SCIENCE & TECHNOLOGIES LTD
- Megan Povey
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Grant
Method for preparing super absorbent polymer
- Patent number 12,264,211
- Issue date Apr 1, 2025
- LG Chem, Ltd.
- Ui Seok Chung
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for producing ionomer resin
- Patent number 12,252,565
- Issue date Mar 18, 2025
- Kuraray Europe GmbH
- Tomoka Shirouchi
- B32 - LAYERED PRODUCTS
Information Patent Grant
Stripping device and stripping method
- Patent number 12,251,652
- Issue date Mar 18, 2025
- LG Chem, Ltd.
- Seong Hun Kim
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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
Method for producing absorbent articles comprising water-absorbing...
- Patent number 12,226,296
- Issue date Feb 18, 2025
- The Procter & Gamble Company
- Carolin Michaela Borgmann
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method for preparing polymer
- Patent number 12,215,176
- Issue date Feb 4, 2025
- LG Chem, Ltd.
- Jeong A Hwang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for separating polybutene
- Patent number 12,202,924
- Issue date Jan 21, 2025
- LG Chem, Ltd.
- Woo Sung Hwang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for producing hollow resin particles
- Patent number 12,202,916
- Issue date Jan 21, 2025
- Zeon Corporation
- Takeshi Hirata
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Screening assembly and process for screening polymer from an efflue...
- Patent number 12,194,398
- Issue date Jan 14, 2025
- Borealis AG
- Henry Sleijster
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Separating device for separating volatile compounds from a polymer...
- Patent number 12,186,683
- Issue date Jan 7, 2025
- Borealis AG
- Mohammad Al-Haj Ali
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for producing acrylic rubber
- Patent number 12,180,311
- Issue date Dec 31, 2024
- Osaka Soda Co., Ltd.
- Taro Ozaki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Ethylene-vinyl alcohol copolymer composition, ethylene-vinyl alcoho...
- Patent number 12,152,124
- Issue date Nov 26, 2024
- Mitsubishi Chemical Corporation
- Ryohei Komuro
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Core-shell graft copolymers with improved surface properties
- Patent number 12,146,050
- Issue date Nov 19, 2024
- SABIC GLOBAL TECHNOLOGIES B.V.
- Dejin Li
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Polymerization process
- Patent number 12,139,565
- Issue date Nov 12, 2024
- Borealis AG
- Mohammad Al-haj Ali
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for preparing vinyl chloride-based polymer
- Patent number 12,129,318
- Issue date Oct 29, 2024
- LG Chem, Ltd.
- Kun Ji Kim
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Hydrophilic polymeric particles and methods for making and using same
- Patent number 12,122,859
- Issue date Oct 22, 2024
- LIFE TECHNOLOGIES AS
- Geir Fonnum
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Catalyst component for olefin polymerization, preparation method th...
- Patent number 12,121,880
- Issue date Oct 22, 2024
- China Petroleum and Chemical Corporation
- Rui Zhang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Compression type dehydrator
- Patent number 12,122,117
- Issue date Oct 22, 2024
- LG Chem, Ltd.
- In Yong Jeong
- B30 - PRESSES
Information Patent Grant
Method for the production of superabsorbers
- Patent number 12,110,351
- Issue date Oct 8, 2024
- BASF SE
- Kristine Hartnagel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Systems and techniques for polymer degassing
- Patent number 12,098,221
- Issue date Sep 24, 2024
- Chevron Phillips Chemical Company LP
- Kenneth A. Dooley
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Devolatilizer design
- Patent number 12,098,233
- Issue date Sep 24, 2024
- Dow Global Technologies LLC
- Maria Pollard
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Composition and molded article containing fluorine-containing polymer
- Patent number 12,091,537
- Issue date Sep 17, 2024
- Daikin Industries, Ltd.
- Fumihiro Kamiya
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing super absorber particles
- Patent number 12,084,527
- Issue date Sep 10, 2024
- BASF SE
- Thomas Pfeiffer
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method for separating organozinc catalyst from polyalkylene carbona...
- Patent number 12,076,714
- Issue date Sep 3, 2024
- LG Chem, Ltd.
- Kyung Min Min
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
POWDER CONTAINING LOW MOLECULAR WEIGHT POLYTETRAFLUOROETHYLENE PART...
- Publication number 20250163196
- Publication date May 22, 2025
- DAIKIN INDUSTRIES, LTD.
- Hirotoshi YOSHIDA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD OF PREPARING VINYL CHLORIDE POLYMER
- Publication number 20250145743
- Publication date May 8, 2025
- LG CHEM, LTD.
- Se Woong LEE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
FLUORINATED COPOLYMER, COMPOSITION, POWDER COATING MATERIAL, COATED...
- Publication number 20250136732
- Publication date May 1, 2025
- AGC Inc.
- Yuji HARA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
BIODEGRADABLE GRAFT POLYMERS FOR DYE TRANSFER INHIBITION
- Publication number 20250136740
- Publication date May 1, 2025
- BASF SE
- Jan Ole MUELLER
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Application
METHODS FOR PROMOTING PHASE-SEPARATION OF POLYMER SOLUTIONS AND MET...
- Publication number 20250129186
- Publication date Apr 24, 2025
- China Petroleum and Chemical Corporation
- Wenbo SONG
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
ULTRAHIGH-MOLECULAR-WEIGHT POLYETHYLENE POWDER AND MOLDED ARTICLE P...
- Publication number 20250132460
- Publication date Apr 24, 2025
- Asahi Kasei Kabushiki Kaisha
- Koichi Tsujimoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEPARATION METHOD FOR A REACTION PRODUCT OFOLEFIN OLIGOMERIZATION,...
- Publication number 20250122314
- Publication date Apr 17, 2025
- HANWHA TOTALENERGIES PETROCHEMICAL CO., LTD.
- Young Hoon SOHN
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD OF PREPARING GRAFT POLYMER
- Publication number 20250092166
- Publication date Mar 20, 2025
- LG CHEM, LTD.
- Moon Ja HWANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for reducing the VOC content of a polyolefin composition
- Publication number 20250092167
- Publication date Mar 20, 2025
- Borealis AG
- Jingbo Wang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
A SEPARATING DEVICE FOR SEPARATING VOLATILE COMPOUNDS FROM A POLYME...
- Publication number 20250073616
- Publication date Mar 6, 2025
- Borealis AG
- Mohammad Al-haj Ali
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PRODUCTION METHOD OF FLUOROPOLYMER
- Publication number 20250059304
- Publication date Feb 20, 2025
- Daikin Industries, Ltd.
- Masanori KITAICHI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
APPARATUS AND METHOD OF USE THEREOF
- Publication number 20250060167
- Publication date Feb 20, 2025
- DOW GLOBAL TECHNOLOGIES LLC
- Maria Pollard
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
DEVOLATILIZATION OF ETHYLENE/a-OLEFIN COPOLYMER PELLETS
- Publication number 20250051492
- Publication date Feb 13, 2025
- NOVA CHEMICALS (INTERNATIONAL) S.A.
- Abolfazl NOORJAHAN
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
FLUOROELASTOMER-CONTAINING COMPOSITION
- Publication number 20250051499
- Publication date Feb 13, 2025
- DADIKIN INSUST5RIES, LTD.
- Masanori KITAICHI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CORE-SHELL GRAFT COPOLYMERS WITH IMPROVED SURFACE PROPERTIES
- Publication number 20250034390
- Publication date Jan 30, 2025
- SABIC Global Technologies B.V.
- Dejin Li
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CENTRALIZED HYDROCARBON TREATMENT IN A POLYMER PRODUCTION PROCESS
- Publication number 20250019471
- Publication date Jan 16, 2025
- Chevron Phillips Chemical Company LP
- Reza Khankal
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
IRON-BASED CATALYST AND ITS APPLICATION IN CATALYTIC DIENE POLYMERI...
- Publication number 20250011479
- Publication date Jan 9, 2025
- QINGDAO UNIVERSITY OF SCIENCE AND TECHNOLOGY
- Chunyu ZHANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD OF PREPARING VINYL CHLORIDE-BASED POLYMER
- Publication number 20250002613
- Publication date Jan 2, 2025
- LG CHEM, LTD.
- Heung Kwon BAE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
REDUCTION IN VOC AND FOG VALUES OF FILLED HETEROPHASIC POLYPROPYLEN...
- Publication number 20240425619
- Publication date Dec 26, 2024
- Borealis AG
- Andreas Fuchs
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
SYSTEMS AND TECHNIQUES FOR POLYMER DEGASSING
- Publication number 20240384010
- Publication date Nov 21, 2024
- Chevron Phillips Chemical Company LP
- Kenneth A. Dooley
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for Producing a Polyolefin with Low Volatile Content
- Publication number 20240384011
- Publication date Nov 21, 2024
- Borealis AG
- Mohammad AL-HAJ ALI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
GAS PHASE POLYMERIZATION PROCESS WITH IMPROVED GAS RECYCLING
- Publication number 20240343839
- Publication date Oct 17, 2024
- Borealis AG
- Mikka Kuusisto
- 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
POLYMER DEVOLATILIZATION PROCESS
- Publication number 20240287216
- Publication date Aug 29, 2024
- TOTALENERGIES ONETECH BELGIUM
- Serge EON
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYMER DEVOLATILIZATION APPARATUS
- Publication number 20240286062
- Publication date Aug 29, 2024
- TOTALENERGIES ONETECH BELGIUM
- Serge EON
- 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
PROCESS FOR PRODUCING A THERMOPLASTIC MOULDING COMPOUND COMPRISING...
- Publication number 20240218090
- Publication date Jul 4, 2024
- INEOS STYROLUTION GROUP GMBH
- Wolfgang FISCHER
- F26 - DRYING
Information Patent Application
SYSTEMS AND TECHNIQUES FOR HEAT REMOVAL IN GAS PHASE POLYMERIZATION
- Publication number 20240199768
- Publication date Jun 20, 2024
- Chevron Phillips Chemical Company LP
- Joseph A. Curren
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
USE OF FUNCTIONAL MONOMERS IN EMULSION POLYMERIZATION
- Publication number 20240199769
- Publication date Jun 20, 2024
- CHANGZHOU UNIVERSITY
- Wenyan HUANG
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PRODUCTION METHOD OF POLYTETRAFLUOROETHYLENE POWDER AND POLYTETRAFL...
- Publication number 20240150505
- Publication date May 9, 2024
- DAIKIN INDUSTRIES, LTD.
- Takahiro TAIRA
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Post-polymerisation treatments

Industry

Parent Industries

Current Industry

Sub Industries

Patents Grantslast 30 patents

Method of preparing vinyl cyanide compound-conjugated diene compoun...

Process for preparing polypropylene with improved recovery

Reduction in VOC and FOG values of polypropylene grades by aeration

Devolatilization of plastomer pellets

Method for producing superabsorbent particles

Use of ultrasound and acoustics to control crystallisation

Method for preparing super absorbent polymer

Method for producing ionomer resin

Stripping device and stripping method

Process for preparation of polyethylene

Method for producing absorbent articles comprising water-absorbing...

Method for preparing polymer

Method for separating polybutene

Method for producing hollow resin particles

Screening assembly and process for screening polymer from an efflue...

Separating device for separating volatile compounds from a polymer...

Method for producing acrylic rubber

Ethylene-vinyl alcohol copolymer composition, ethylene-vinyl alcoho...

Core-shell graft copolymers with improved surface properties

Polymerization process

Method for preparing vinyl chloride-based polymer

Hydrophilic polymeric particles and methods for making and using same

Catalyst component for olefin polymerization, preparation method th...

Compression type dehydrator

Method for the production of superabsorbers

Systems and techniques for polymer degassing

Devolatilizer design

Composition and molded article containing fluorine-containing polymer

Method for producing super absorber particles

Method for separating organozinc catalyst from polyalkylene carbona...

Patents Applicationslast 30 patents

POWDER CONTAINING LOW MOLECULAR WEIGHT POLYTETRAFLUOROETHYLENE PART...

METHOD OF PREPARING VINYL CHLORIDE POLYMER

FLUORINATED COPOLYMER, COMPOSITION, POWDER COATING MATERIAL, COATED...

BIODEGRADABLE GRAFT POLYMERS FOR DYE TRANSFER INHIBITION

METHODS FOR PROMOTING PHASE-SEPARATION OF POLYMER SOLUTIONS AND MET...

ULTRAHIGH-MOLECULAR-WEIGHT POLYETHYLENE POWDER AND MOLDED ARTICLE P...

SEPARATION METHOD FOR A REACTION PRODUCT OFOLEFIN OLIGOMERIZATION,...

METHOD OF PREPARING GRAFT POLYMER

Process for reducing the VOC content of a polyolefin composition

A SEPARATING DEVICE FOR SEPARATING VOLATILE COMPOUNDS FROM A POLYME...

PRODUCTION METHOD OF FLUOROPOLYMER

APPARATUS AND METHOD OF USE THEREOF

DEVOLATILIZATION OF ETHYLENE/a-OLEFIN COPOLYMER PELLETS

FLUOROELASTOMER-CONTAINING COMPOSITION

CORE-SHELL GRAFT COPOLYMERS WITH IMPROVED SURFACE PROPERTIES

CENTRALIZED HYDROCARBON TREATMENT IN A POLYMER PRODUCTION PROCESS

IRON-BASED CATALYST AND ITS APPLICATION IN CATALYTIC DIENE POLYMERI...

METHOD OF PREPARING VINYL CHLORIDE-BASED POLYMER

REDUCTION IN VOC AND FOG VALUES OF FILLED HETEROPHASIC POLYPROPYLEN...

SYSTEMS AND TECHNIQUES FOR POLYMER DEGASSING

Process for Producing a Polyolefin with Low Volatile Content

GAS PHASE POLYMERIZATION PROCESS WITH IMPROVED GAS RECYCLING

PREPARATION OF IMPACT MODIFIER WITH IMPROVED FLAMMABILITY

POLYMER DEVOLATILIZATION PROCESS

POLYMER DEVOLATILIZATION APPARATUS

SEMICONTINUOUS SUSPENSION POLYMERIZATION OF POLYACRYLATES IN A CAPI...

PROCESS FOR PRODUCING A THERMOPLASTIC MOULDING COMPOUND COMPRISING...

SYSTEMS AND TECHNIQUES FOR HEAT REMOVAL IN GAS PHASE POLYMERIZATION

USE OF FUNCTIONAL MONOMERS IN EMULSION POLYMERIZATION

PRODUCTION METHOD OF POLYTETRAFLUOROETHYLENE POWDER AND POLYTETRAFL...