Polyol composition comprising anhydrosugar alcohols and anhydrosugar alcohol polymer

The present invention relates to a polyol composition comprising anhydrosugar alcohols and an anhydrosugar alcohol polymer and, more specifically, to a polyol composition comprising a monoanhydrosugar alcohol, a dianhydrosugar alcohol, and a polymer of a monoanhydrosugar alcohol and/or a dianhydrosu...

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Bibliographische Detailangaben
Hauptverfasser: Yoo, Seung Hyun, Im, Jun Seop, Jeon, Won Hyun, Song, Gwang Seok, Lee, Jae Hoon, Ryu, Hoon, Noh, Jae Guk
Format: Patent
Sprache:eng
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Zusammenfassung:The present invention relates to a polyol composition comprising anhydrosugar alcohols and an anhydrosugar alcohol polymer and, more specifically, to a polyol composition comprising a monoanhydrosugar alcohol, a dianhydrosugar alcohol, and a polymer of a monoanhydrosugar alcohol and/or a dianhydrosugar alcohol, the polyol composition being usable in various fields since the physical property conditions of the composition, such as number average molecular weight (Mn), polydispersity index (PDI) and hydroxyl value, satisfy specific levels, and, particularly, being capable of remarkably improving the physical properties of a polyurethane, such as tensile strength and elongation, when used as a polyurethane chain extender.