| 摘要 |
An insulating, restorative composition for wire on which polyethylene insulation has degraded, comprises an admixture of an aliphatic or cycloaliphatic polyisocyanate containing at least two isocyanate groups, a monofunctional alcohol having a molecular weight in the range of 200 to 1,500, and a tri- or tetra-functional aliphatic or cycloaliphatic polyol having a molecular weight in the range of 100 to 900. |
