POLYCARBONATE DIOL AND POLYURETHANE USING SAME
The present invention relates to a polycarbonate diol comprising a structural unit derived from a compound represented by the following formula (A) and a structural unit derived from a compound represented by the following formula (B), wherein the hydroxyl value is from 20 to 450 mg-KOH/g:[Chem. 1] ...
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Sprache: | eng ; fre ; ger |
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Zusammenfassung: | The present invention relates to a polycarbonate diol comprising a structural unit derived from a compound represented by the following formula (A) and a structural unit derived from a compound represented by the following formula (B), wherein the hydroxyl value is from 20 to 450 mg-KOH/g:[Chem. 1] HO-R1-OH (A) HO-R2-OH (B)whereinin formula (A), R1represents a substituted or unsubstituted divalent alkylene group having a carbon number of 3 to 5, andin formula (B), R2represents a substituted or unsubstituted divalent alkylene group having a carbon number of 8 to 20. |
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