Curing agent for epoxy resin comprising polyol composition prepared by adding alkylene oxide to anhydrosugar alcohol composition crosslinked with epoxy compound modified with rubber and epoxy resin composition comprising the same and cured product thereof
YOO SEUNG HYUN, RYU HOON, SONG GWANG SEOK, CHANG MIN JUNG, NOH JAE GUK
Year of Publication 09.06.2023
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Year of Publication 09.06.2023
Patent
Curing agent for epoxy resin comprising polyol composition prepared by adding alkylene oxide to anhydrosugar alcohol composition crosslinked with epoxy compound and epoxy resin composition comprising the same and cured product thereof
YOO SEUNG HYUN, RYU HOON, SONG GWANG SEOK, CHANG MIN JUNG, NOH JAE GUK
Year of Publication 09.06.2023
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Year of Publication 09.06.2023
Patent
Composition of chain-extended polyol with lactone-based compound capable of providing adhesive with improved adhesion strength and good economy and a method for preparing the same and a polyurethane pepolymer a chain-extended polyurethane and an adhesive prepared by using the polyol composition
YOO SEUNG HYUN, RYU HOON, SONG GWANG SEOK, CHANG MIN JUNG, NOH JAE GUK
Year of Publication 08.06.2023
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Year of Publication 08.06.2023
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Composition of chain-extended polyol with diester of dicarboxylic acid capable of providing adhesive with improved adhesion strength and good economy and a method for preparing the same and a polyurethane pepolymer a chain-extended polyurethane and an adhesive prepared by using the polyol composition
YOO SEUNG HYUN, RYU HOON, CHANG MIN JUNG, SONG GWANG SEOK, NOH JAE GUK
Year of Publication 08.06.2023
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Year of Publication 08.06.2023
Patent
Chain-extended polyol composition capable of providing adhesive with improved adhesion strength and good economy and a method for preparing the same and a polyurethane pepolymer a chain-extended polyurethane and an adhesive prepared by using the polyol composition
YOO SEUNG HYUN, RYU HOON, SONG GWANG SEOK, CHANG MIN JUNG, NOH JAE GUK
Year of Publication 08.06.2023
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Year of Publication 08.06.2023
Patent
An isocyanate prepolymer composition an end-capped isocyanate prepolymer composition using the prepolymer composition and an adhesion promoter for epoxy resin comprising the same and an epoxy resin composition comprising the adhesion promoter and an adhesive comprising the same
IM JUN SEOP, YOO SEUNG HYUN, SONG GWANG SEOK, CHANG MIN JUNG, NOH JAE GUK
Year of Publication 23.05.2023
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Year of Publication 23.05.2023
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Battery for electric vehicle with variable output
SEO DONG HYUN, KIM YOUNG KUN, KIM GWANG SEOK, PARK SEONG JEONG, CHO JAE ICK
Year of Publication 03.05.2023
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Year of Publication 03.05.2023
Patent
A polyol composition prepared by adding alkylene oxide to anhydrosugar alcohol composition crosslinked with epoxy compound modified with rubber and a method for preparing the same and a polyurethane pepolymer a chain-extended polyurethane and an adhesive prepared by using the polyol composition
YOO SEUNG HYUN, RYU HOON, SONG GWANG SEOK, CHANG MIN JUNG, NOH JAE GUK
Year of Publication 24.03.2023
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Year of Publication 24.03.2023
Patent