POLYCARBONATE DIOL COMPOSITION AND METHOD FOR PRODUCING SAME

A polycarbonate diol composition including a polycarbonate diol having a specific repeating unit and a terminal hydroxyl group, wherein the repeating unit represented by formula (A) includes the repeating unit of formula (B), a proportion of the repeating unit represented by formula (B) with respect...

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Bibliographische Detailangaben
Hauptverfasser:	MASUBUCHI, Tetsuo, YABUKI, Hayato, TSUKIMORI, Yasuyuki
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
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Beschreibung
Zusammenfassung:	A polycarbonate diol composition including a polycarbonate diol having a specific repeating unit and a terminal hydroxyl group, wherein the repeating unit represented by formula (A) includes the repeating unit of formula (B), a proportion of the repeating unit represented by formula (B) with respect to the total repeating unit represented by formula (A) is 84.0% by mass or more and 99.4% by mass or less, a number-average molecular weight is 300 or more and 20,000 or less, and a ratio of a primary terminal OH is 95% or more.