Post-polymerisation treatment

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CPC
C08G64/40

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CCHEMISTRY METALLURGY C08Organic compounds C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS C08G64/00Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule

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C08G64/40Post-polymerisation treatment

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Patents Grantslast 30 patents

Information Patent Grant
Purification process for polyether-carbonate polyols
- Patent number 12,146,027
- Issue date Nov 19, 2024
- Dow Global Technologies LLC
- Marinus A. Bigi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Producing semi-crystalline pulverulent polycarbonate and use thereo...
- Patent number 12,122,873
- Issue date Oct 22, 2024
- Jabil Inc.
- Thomas Gardner
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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-...
Information Patent Grant
Method for preparing granular polycarbonate
- Patent number 12,054,583
- Issue date Aug 6, 2024
- LG Chem, Ltd.
- Hyunju Kim
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aliphatic polycarbonate
- Patent number 12,030,987
- Issue date Jul 9, 2024
- Sumitomo Seika Chemicals Co., Ltd.
- Kiyoshi Nishioka
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Preparation method of polyalkylene carbonate
- Patent number 11,859,049
- Issue date Jan 2, 2024
- LG Chem, Ltd.
- Woosung Hwang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Recyclable polymers from environmentally benign building blocks
- Patent number 11,680,152
- Issue date Jun 20, 2023
- Triad National Security, LLC
- Andrew D. Sutton
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for quenching a polymerisation process
- Patent number 11,613,606
- Issue date Mar 28, 2023
- Econic Technologies Ltd.
- Michael Kember
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polycarbonate resin composition, molded article, polycarbonate resi...
- Patent number 11,370,883
- Issue date Jun 28, 2022
- Mitsubishi Gas Chemical Company, Inc.
- Yuji Shibasaki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Producing semi-crystalline pulverulent polycarbonate and use thereo...
- Patent number 11,365,284
- Issue date Jun 21, 2022
- Jabil Inc.
- Thomas Gardner
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Oligocarbonate polyols obtained from dianhydrohexitol dialkylcarbon...
- Patent number 11,299,585
- Issue date Apr 12, 2022
- Roquette Freres
- Jean-Marc Corpart
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
End-group isomerization of poly(alkylene carbonate) polymers
- Patent number 11,230,625
- Issue date Jan 25, 2022
- Saudi Aramco Technologies Company
- James Eagan
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for producing a polycarbonate using an organic solvent base...
- Patent number 11,149,116
- Issue date Oct 19, 2021
- Covestro Deutschland AG
- Jan Heijl
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for treating solvent in wastewater
- Patent number 11,097,963
- Issue date Aug 24, 2021
- LG Chem, Ltd.
- Youna Kim
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Polymerizable composition based on allyl carbonate monomers, polyme...
- Patent number 11,046,812
- Issue date Jun 29, 2021
- Mitsui Chemicals, Inc.
- Fiorenzo Renzi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for purifying polyalkylene carbonate
- Patent number 10,975,196
- Issue date Apr 13, 2021
- LG Chem, Ltd.
- Seung Young Park
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Economical method of preparing a resin composition including polyal...
- Patent number 10,829,635
- Issue date Nov 10, 2020
- LG Chem, Ltd.
- Jun Wye Lee
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for separating propylene carbonate in preparing process of p...
- Patent number 10,822,324
- Issue date Nov 3, 2020
- Posco
- Joon-Hyun Baik
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for preparing polycarbonate polyol and composition comprisin...
- Patent number 10,689,488
- Issue date Jun 23, 2020
- Industrial Technology Research Institute
- Hsin-Chung Wu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for dewatering a polymer and the polymer made therefrom
- Patent number 10,689,492
- Issue date Jun 23, 2020
- SABIC GLOBAL TECHNOLOGIES B.V.
- Pieter Jan Antoon Janssen
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Aromatic polycarbonate oligomer solid
- Patent number 10,662,286
- Issue date May 26, 2020
- Honchu Chemical Industry Co., Ltd.
- Mitsutaka Ozaki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of producing crystalline polycarbonate powders
- Patent number 10,597,498
- Issue date Mar 24, 2020
- SABIC GLOBAL TECHNOLOGIES B.V.
- Chiel Albertus Leenders
- B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information Patent Grant
Production method of poly(alkylene carbonate) particles
- Patent number 10,577,462
- Issue date Mar 3, 2020
- LG Chem, Ltd.
- Woo Sung Hwang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for preparing polycarbonate
- Patent number 10,538,620
- Issue date Jan 21, 2020
- LG Chem, Ltd.
- Un Ko
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polycarbonate resin composition, method for producing same, and mol...
- Patent number 10,526,446
- Issue date Jan 7, 2020
- MITSUBISHI CHEMICAL CORPORATION
- Tomohiko Tanaka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Manufacturability of amorphous polymers in powder bed fusion processes
- Patent number 10,500,763
- Issue date Dec 10, 2019
- SABIC GLOBAL TECHNOLOGIES B.V.
- Viswanathan Kalyanaraman
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for preparing polycarbonate
- Patent number 10,494,478
- Issue date Dec 3, 2019
- LG Chem, Ltd.
- Un Ko
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Preparation of robust polythioaminal carriers
- Patent number 10,457,772
- Issue date Oct 29, 2019
- International Business Machines Corporation
- Dylan J. Boday
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method of preparing polyalkylene carbonate resin
- Patent number 10,457,773
- Issue date Oct 29, 2019
- LG Chem, Ltd.
- Jung Min Sohn
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Ultra-high purity polycarbonates having good inherent color and the...
- Patent number 10,435,507
- Issue date Oct 8, 2019
- Covestro Deutschland AG
- Thomas Koenig
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
POLYCARBONATE OLIGOMER, MANUFACTURING METHOD THEREOF, CURABLE COMPO...
- Publication number 20240218121
- Publication date Jul 4, 2024
- Swancor Innovation & Incubation Co., Ltd.
- Meng-Wei WANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PRODUCING SEMI-CRYSTALLINE PULVERULENT POLYCARBONATE AND USE THEREO...
- Publication number 20230272162
- Publication date Aug 31, 2023
- Jabil, Inc.
- Thomas G. Gardner
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
RECOVERY AND REUSE OF ACTIVATORS AND INITIATORS FOLLOWING POLYCARBO...
- Publication number 20220363823
- Publication date Nov 17, 2022
- King Abdullah University of Science and Technology
- Xiaoshuang FENG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CONTINUOUS MANUFACTURING OF POLYOL
- Publication number 20220220252
- Publication date Jul 14, 2022
- Saudi Aramco Technologies Company
- Mohammad S. Alroaithi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD FOR QUENCHING A POLYMERISATION PROCESS
- Publication number 20220185956
- Publication date Jun 16, 2022
- Econic Technologies LTD.
- Michael Kember
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
AROMATIC POLYCARBONATE RESIN COMPOSITION AND AROMATIC POLYCARBONATE...
- Publication number 20220177646
- Publication date Jun 9, 2022
- Mitsubishi Gas Chemical Company, Inc.
- Yoshinori ISAHAYA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
END-GROUP ISOMERIZATION OF POLY(ALKYLENE CARBONATE) POLYMERS
- Publication number 20220177645
- Publication date Jun 9, 2022
- Saudi Aramco Technologies Company
- James Eagan
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD FOR SEPARATING ORGANOZINC CATALYST FROM POLYALKYLENE CARBONA...
- Publication number 20220143589
- Publication date May 12, 2022
- LG CHEM, LTD.
- Kyung Min MIN
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
A BONE CEMENT COMPOSITION
- Publication number 20220111115
- Publication date Apr 14, 2022
- Agency for Science, Technology and Research
- Yi Yan YANG
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
PROCESS FOR PRODUCING DIOL
- Publication number 20220112172
- Publication date Apr 14, 2022
- Covestro Intellectual Property GmbH & Co. KG
- Hartmut Nefzger
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ALIPHATIC POLYCARBONATE
- Publication number 20220098364
- Publication date Mar 31, 2022
- SUMITOMO SEIKA CHEMICALS CO., LTD.
- Kiyoshi NISHIOKA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PURIFICATION PROCESS FOR POLYETHER-CARBONATE POLYOLS
- Publication number 20220089813
- Publication date Mar 24, 2022
- DOW GLOBAL TECHNOLOGIES LLC
- Marinus A. Bigi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Novel Expanding Copolymers
- Publication number 20220062116
- Publication date Mar 3, 2022
- Polymer Competence Center Leoben GmbH
- Frank Wiesbrock
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method for Preparing Granular Polycarbonate
- Publication number 20220025113
- Publication date Jan 27, 2022
- LG CHEM, LTD.
- Hyunju Kim
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
RECYCLABLE POLYMERS FROM ENVIRONMENTALLY BENIGN BUILDING BLOCKS
- Publication number 20210371617
- Publication date Dec 2, 2021
- Triad National Security, LLC
- Andrew D. Sutton
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PREPARATION METHOD OF POLYALKYLENE CARBONATE
- Publication number 20210340318
- Publication date Nov 4, 2021
- LG CHEM, LTD.
- Woosung HWANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PRODUCING SEMI-CRYSTALLINE PULVERULENT POLYCARBONATE AND USE THEREO...
- Publication number 20210277180
- Publication date Sep 9, 2021
- Jabil Inc.
- Thomas Gardner
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR SEPARATING GASEOUS CONSTITUENTS
- Publication number 20210277181
- Publication date Sep 9, 2021
- Matthias Wohak
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR SEPARATING ORGANIC ZINC CATALYST USING FILTERING MEMBRANE
- Publication number 20210253790
- Publication date Aug 19, 2021
- LG CHEM, LTD.
- Kyung Min MIN
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR PRODUCING POLYOL
- Publication number 20210171426
- Publication date Jun 10, 2021
- Covestro Intellectual Property GmbH & Co. KG
- Hartmut Nefzger
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PROCESS FOR PRODUCING A POLYCARBONATE USING AN ORGANIC SOLVENT BASE...
- Publication number 20210163679
- Publication date Jun 3, 2021
- COVESTRO DEUTSCHLAND AG
- Jan Heijl
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
OLIGOCARBONATE POLYOLS OBTAINED FROM DIANHYDROHEXITOL DIALKYLCARBON...
- Publication number 20200325273
- Publication date Oct 15, 2020
- ROQUETTE FRERES
- Jean-Marc CORPART
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR TREATING SOLVENT IN WASTEWATER
- Publication number 20200317540
- Publication date Oct 8, 2020
- LG CHEM, LTD.
- Youna KIM
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
POLYCARBONATE RESIN COMPOSITION, MOLDED ARTICLE, POLYCARBONATE RESI...
- Publication number 20200115496
- Publication date Apr 16, 2020
- Mitsubishi Gas Chemical Company, Inc.
- Yuji SHIBASAKI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PURIFYING POLYALKYLENE CARBONATE
- Publication number 20200010616
- Publication date Jan 9, 2020
- LG CHEM, LTD.
- Seung Young PARK
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
END-GROUP ISOMERIZATION OF POLY(ALKYLENE CARBONATE) POLYMERS
- Publication number 20190322802
- Publication date Oct 24, 2019
- Saudi Aramco Technologies Company
- James Eagan
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method for Separating Propylene Carbonate in Preparing Process of P...
- Publication number 20190315706
- Publication date Oct 17, 2019
- POSCO
- Joon-Hyun Baik
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYMERIZABLE COMPOSITION BASED ON ALLYL CARBONATE MONOMERS, POLYME...
- Publication number 20190100617
- Publication date Apr 4, 2019
- Mitsui Chemicals, Inc.
- Fiorenzo RENZI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PREPARING POLYCARBONATE
- Publication number 20190085122
- Publication date Mar 21, 2019
- LG CHEM, LTD.
- Un KO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PREPARATION OF ROBUST POLYTHIOAMINAL CARRIERS
- Publication number 20190077909
- Publication date Mar 14, 2019
- International Business Machines Corporation
- Dylan J. BODAY
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Post-polymerisation treatment

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Purification process for polyether-carbonate polyols

Producing semi-crystalline pulverulent polycarbonate and use thereo...

Method for separating organozinc catalyst from polyalkylene carbona...

Method for preparing granular polycarbonate

Aliphatic polycarbonate

Preparation method of polyalkylene carbonate

Recyclable polymers from environmentally benign building blocks

Method for quenching a polymerisation process

Polycarbonate resin composition, molded article, polycarbonate resi...

Producing semi-crystalline pulverulent polycarbonate and use thereo...

Oligocarbonate polyols obtained from dianhydrohexitol dialkylcarbon...

End-group isomerization of poly(alkylene carbonate) polymers

Process for producing a polycarbonate using an organic solvent base...

Method for treating solvent in wastewater

Polymerizable composition based on allyl carbonate monomers, polyme...

Method for purifying polyalkylene carbonate

Economical method of preparing a resin composition including polyal...

Method for separating propylene carbonate in preparing process of p...

Method for preparing polycarbonate polyol and composition comprisin...

Method for dewatering a polymer and the polymer made therefrom

Aromatic polycarbonate oligomer solid

Method of producing crystalline polycarbonate powders

Production method of poly(alkylene carbonate) particles

Method for preparing polycarbonate

Polycarbonate resin composition, method for producing same, and mol...

Manufacturability of amorphous polymers in powder bed fusion processes

Method for preparing polycarbonate

Preparation of robust polythioaminal carriers

Method of preparing polyalkylene carbonate resin

Ultra-high purity polycarbonates having good inherent color and the...

Patents Applicationslast 30 patents

POLYCARBONATE OLIGOMER, MANUFACTURING METHOD THEREOF, CURABLE COMPO...

PRODUCING SEMI-CRYSTALLINE PULVERULENT POLYCARBONATE AND USE THEREO...

RECOVERY AND REUSE OF ACTIVATORS AND INITIATORS FOLLOWING POLYCARBO...

CONTINUOUS MANUFACTURING OF POLYOL

METHOD FOR QUENCHING A POLYMERISATION PROCESS

AROMATIC POLYCARBONATE RESIN COMPOSITION AND AROMATIC POLYCARBONATE...

END-GROUP ISOMERIZATION OF POLY(ALKYLENE CARBONATE) POLYMERS

METHOD FOR SEPARATING ORGANOZINC CATALYST FROM POLYALKYLENE CARBONA...

A BONE CEMENT COMPOSITION

PROCESS FOR PRODUCING DIOL

ALIPHATIC POLYCARBONATE

PURIFICATION PROCESS FOR POLYETHER-CARBONATE POLYOLS

Novel Expanding Copolymers

Method for Preparing Granular Polycarbonate

RECYCLABLE POLYMERS FROM ENVIRONMENTALLY BENIGN BUILDING BLOCKS

PREPARATION METHOD OF POLYALKYLENE CARBONATE

PRODUCING SEMI-CRYSTALLINE PULVERULENT POLYCARBONATE AND USE THEREO...

PROCESS FOR SEPARATING GASEOUS CONSTITUENTS

METHOD FOR SEPARATING ORGANIC ZINC CATALYST USING FILTERING MEMBRANE

PROCESS FOR PRODUCING POLYOL

PROCESS FOR PRODUCING A POLYCARBONATE USING AN ORGANIC SOLVENT BASE...

OLIGOCARBONATE POLYOLS OBTAINED FROM DIANHYDROHEXITOL DIALKYLCARBON...

METHOD FOR TREATING SOLVENT IN WASTEWATER

POLYCARBONATE RESIN COMPOSITION, MOLDED ARTICLE, POLYCARBONATE RESI...

METHOD FOR PURIFYING POLYALKYLENE CARBONATE

END-GROUP ISOMERIZATION OF POLY(ALKYLENE CARBONATE) POLYMERS

Method for Separating Propylene Carbonate in Preparing Process of P...

POLYMERIZABLE COMPOSITION BASED ON ALLYL CARBONATE MONOMERS, POLYME...

METHOD FOR PREPARING POLYCARBONATE

PREPARATION OF ROBUST POLYTHIOAMINAL CARRIERS