abstract |
The present invention relates to a self-restoring polyurethane-based polymer obtained by the polymerization of an aromatic disulfide diol-containing composition represented by the chemical formula (1) below, an alicyclic polyisocyanate, and a polyol. [Chemical formula (1)] HO-Ar1-S-S-Ar2-OH, wherein Ar1 and Ar2 are each independently substituted or unsubstituted C6-C30 arylene group. |