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Daejeon, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Method for preparing hydrogenated bisphenol A
Patent number
11,834,395
Issue date
Dec 5, 2023
Korea Kumho Petrochemical Co., Ltd.
Kee Yoon Roh
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Epoxy reactive diluent and manufacturing method therefor
Patent number
11,434,215
Issue date
Sep 6, 2022
Korea Kumho Petrochemical Co., Ltd.
Kee Yoon Roh
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Additive composition and method of preparing the same
Patent number
11,242,442
Issue date
Feb 8, 2022
Korea Kumho Petrochemical Co., Ltd.
Kee Yoon Roh
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Heavy-duty epoxy coating composition including styrenated phenol an...
Patent number
10,533,112
Issue date
Jan 14, 2020
Korea Kumho Petrochemical Co., Ltd.
Kee Yoon Roh
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Styrenated phenol useful as curing agent or plasticizing agent for...
Patent number
9,771,310
Issue date
Sep 26, 2017
Korea Kumho Petrochemical Co., Ltd.
Kee Yoon Roh
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Styrenated phenol compound and a method of preparing the same
Patent number
9,469,587
Issue date
Oct 18, 2016
Korea Kumho Petrochemical Co., Ltd.
Kee Yoon Roh
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Styrenated phenol compound and method of preparing the same
Patent number
9,464,037
Issue date
Oct 11, 2016
Korea Kumho Petrochemical Co., Ltd.
Kee Yoon Roh
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF PREPARING A THIOMETHYLPHENOL DERIVATIVE
Publication number
20230130731
Publication date
Apr 27, 2023
KOREA KUMHO PETROCHEMICAL CO., LTD.
Kee Yoon ROH
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PREPARING PHTHALONITRILE-BASED COMPOUND
Publication number
20230096729
Publication date
Mar 30, 2023
KOREA KUMHO PETROCHEMICAL CO., LTD.
Kee Yoon ROH
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PREPARING HYDROGENATED BISPHENOL A
Publication number
20230084194
Publication date
Mar 16, 2023
KOREA KUMHO PETROCHEMICAL CO., LTD.
Kee Yoon ROH
C07 - ORGANIC CHEMISTRY
Information
Patent Application
EPOXY REACTIVE DILUENT AND MANUFACTURING METHOD THEREFOR
Publication number
20220235020
Publication date
Jul 28, 2022
KOREA KUMHO PETROCHEMICAL CO., LTD.
Kee Yoon ROH
C07 - ORGANIC CHEMISTRY
Information
Patent Application
EPOXY REACTIVE DILUENT AND MANUFACTURING METHOD THEREFOR
Publication number
20210163435
Publication date
Jun 3, 2021
KOREA KUMHO PETROCHEMICAL CO., LTD.
Kee Yoon ROH
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ADDITIVE COMPOSITION AND METHOD OF PREPARING THE SAME
Publication number
20200115525
Publication date
Apr 16, 2020
KOREA KUMHO PETROCHEMICAL CO., LTD.
Kee Yoon ROH
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
HEAVY-DUTY EPOXY COATING COMPOSITION INCLUDING STYRENATED PHENOL AN...
Publication number
20170096578
Publication date
Apr 6, 2017
KOREA KUMHO PETROCHEMICAL CO., LTD.
Kee Yoon ROH
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
STYRENATED PHENOL USEFUL AS CURING AGENT OR PLASTICIZING AGENT FOR...
Publication number
20160207859
Publication date
Jul 21, 2016
KOREA KUMHO PETROCHEMICAL CO., LTD.
Kee Yoon ROH
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Styrenated Phenol Compound and Method of Preparing the Same
Publication number
20160046562
Publication date
Feb 18, 2016
KOREA KUMHO PETROCHEMICAL CO., LTD.
Kee Yoon Roh
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
STYRENATED PHENOL COMPOUND AND A METHOD OF PREPARING THE SAME
Publication number
20150376098
Publication date
Dec 31, 2015
KOREA KUMHO PETROCHEMICAL CO., LTD.
Kee Yoon ROH
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...