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Patents Grants
last 30 patents
Information
Patent Grant
Polycarbonate and preparation method thereof
Patent number
12,122,909
Issue date
Oct 22, 2024
LG Chem, Ltd.
Ki Jae Lee
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
Diol compound, polycarbonate, and preparation method of the same
Patent number
11,884,777
Issue date
Jan 30, 2024
LG Chem, Ltd.
Young Young Hwang
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polycarbonate resin composition and article including the same
Patent number
11,859,047
Issue date
Jan 2, 2024
LG Chem, Ltd.
Hyong Min Bahn
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Polycarbonate composition and optical product formed therefrom
Patent number
11,773,259
Issue date
Oct 3, 2023
LG Chem, Ltd.
Young In Yang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polycarbonate and preparation method thereof
Patent number
11,702,506
Issue date
Jul 18, 2023
LG Chem, Ltd.
Ki Jae Lee
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polycarbonate resin composition and optical molded product includin...
Patent number
11,591,475
Issue date
Feb 28, 2023
LG Chem, Ltd.
Byoungkue Jeon
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Copolycarbonate and polycarbonate composition comprising the same
Patent number
11,572,439
Issue date
Feb 7, 2023
LG Chem, Ltd.
Young Young Hwang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polycarbonate and preparation method thereof
Patent number
11,499,010
Issue date
Nov 15, 2022
LG Chem, Ltd.
Youngwook Son
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Copolycarbonate and method for preparing the same
Patent number
11,186,682
Issue date
Nov 30, 2021
LG Chem, Ltd.
Byoungkue Jeon
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of producing styrene polymers using high speed catalytic dis...
Patent number
7,321,016
Issue date
Jan 22, 2008
LG Chem, Ltd.
Mooho Hong
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
MONOMER COMPOSITION FOR SYNTHESIZING RECYCLED PLASTIC, PREPARATION...
Publication number
20240002627
Publication date
Jan 4, 2024
LG CHEM, LTD.
Jeongbin LEE
C07 - ORGANIC CHEMISTRY
Information
Patent Application
MONOMER COMPOSITION FOR SYNTHESIZING RECYCLED PLASTIC, PREPARATION...
Publication number
20230383052
Publication date
Nov 30, 2023
LG CHEM, LTD.
Tae Seung PARK
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MONOMER COMPOSITION FOR SYNTHESIZING RECYCLED PLASTIC, PREPARATION...
Publication number
20230374250
Publication date
Nov 23, 2023
LG CHEM, LTD.
Tae Seung PARK
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MONOMER COMPOSITION FOR SYNTHESIZING RECYCLED PLASTIC, PREPARATION...
Publication number
20230374251
Publication date
Nov 23, 2023
LG CHEM, LTD.
Eunju PARK
C07 - ORGANIC CHEMISTRY
Information
Patent Application
MONOMER COMPOSITION FOR SYNTHESIZING RECYCLED PLASTIC, PREPARATION...
Publication number
20230374247
Publication date
Nov 23, 2023
LG CHEM, LTD.
Jihwan HWANG
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MONOMER COMPOSITION FOR SYNTHESIZING RECYCLED PLASTIC, PREPARATION...
Publication number
20230357495
Publication date
Nov 9, 2023
LG CHEM, LTD.
Jeongnam KIM
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYCARBONATE COMPOSITION AND MOLDED ARTICLES THEREOF
Publication number
20230212390
Publication date
Jul 6, 2023
LG CHEM, LTD.
Hyong Min BAHN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
DIOL COMPOUND, POLYCARBONATE, AND PREPARATION METHOD THEREOF
Publication number
20220251056
Publication date
Aug 11, 2022
LG CHEM, LTD.
Dayoung LEE
C07 - ORGANIC CHEMISTRY
Information
Patent Application
POLYCARBONATE COMPOSITION AND OPTICAL PRODUCT FORMED THEREFROM
Publication number
20220186025
Publication date
Jun 16, 2022
LG CHEM, LTD.
Young In YANG
G02 - OPTICS
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
POLYCARBONATE RESIN COMPOSITION AND ARTICLE INCLUDING THE SAME
Publication number
20210371584
Publication date
Dec 2, 2021
LG CHEM, LTD.
Hyong Min BAHN
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
DIOL COMPOUND, POLYCARBONATE, AND PREPARATION METHOD OF THE SAME
Publication number
20210332185
Publication date
Oct 28, 2021
LG CHEM, LTD.
Young Young HWANG
C07 - ORGANIC CHEMISTRY
Information
Patent Application
POLYCARBONATE RESIN COMPOSITION AND OPTICAL MOLDED ARTICLE COMPRISI...
Publication number
20210292550
Publication date
Sep 23, 2021
LG CHEM, LTD.
Byoungkue JEON
G02 - OPTICS
Information
Patent Application
POLYCARBONATE AND PREPARATION METHOD THEREOF
Publication number
20210292476
Publication date
Sep 23, 2021
LG CHEM, LTD.
Ki Jae LEE
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
COPOLYCARBONATE AND POLYCARBONATE COMPOSITION COMPRISING THE SAME
Publication number
20210269590
Publication date
Sep 2, 2021
LG CHEM, LTD.
Young Young HWANG
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYCARBONATE AND PREPARATION METHOD THEREOF
Publication number
20210253851
Publication date
Aug 19, 2021
LG CHEM, LTD.
Ki Jae LEE
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYCARBONATE AND PREPARATION METHOD THEREOF
Publication number
20210230360
Publication date
Jul 29, 2021
LG CHEM, LTD.
Youngwook SON
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYCARBONATE RESIN COMPOSITION AND OPTICAL MOLDED PRODUCT INCLUDIN...
Publication number
20200239691
Publication date
Jul 30, 2020
LG CHEM, LTD.
Byoungkue JEON
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
COPOLYCARBONATE AND METHOD FOR PREPARING THE SAME
Publication number
20200148818
Publication date
May 14, 2020
LG CHEM, LTD.
Byoungkue JEON
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Method of producing styren polymers using high speed catalytic disp...
Publication number
20060247398
Publication date
Nov 2, 2006
Mooho Hong
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...