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Yun Ju Chang
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Daejeon, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Thermoplastic polyether ester elastomer comprising anhydrosugar alc...
Patent number
10,995,212
Issue date
May 4, 2021
Samyang Corporation
Min Sun Lee
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polysiloxane-polycarbonate copolymer and method of manufacturing th...
Patent number
9,062,164
Issue date
Jun 23, 2015
Samyang Corporation
Jae Hyun Kim
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyester resin and toner comprising same
Patent number
8,461,288
Issue date
Jun 11, 2013
Samyang Corporation
Ui Gab Joung
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
BIODEGRADABLE COPOLYMER POLYESTER RESIN COMPRISING ANHYDROSUGAR ALC...
Publication number
20240166801
Publication date
May 23, 2024
SAMYANG CORPORATION
Min Sun LEE
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYSILOXANE-POLYCARBONATE COPOLYMER USING HYDROXY-TERMINATED POLYS...
Publication number
20230295381
Publication date
Sep 21, 2023
SAMYANG CORPORATION
Yun Ju CHANG
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
THERMOPLASTIC POLYETHER ESTER ELASTOMER COMPRISING ANHYDROSUGAR ALC...
Publication number
20200071518
Publication date
Mar 5, 2020
SAMYANG CORPORATION
Min Sun LEE
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYSILOXANE-POLYCARBONATE COPOLYMER AND METHOD OF MANUFACTURING TH...
Publication number
20140249280
Publication date
Sep 4, 2014
SAMYANG CORPORATION
Jae Hyun Kim
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYESTER RESIN AND TONER COMPRISING SAME
Publication number
20120214960
Publication date
Aug 23, 2012
Ui Gab Joung
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...