| 摘要 |
<p>A skin covering for trims of automobiles having three layer structure comprising (a) a surface layer comrising a PVC having a mean degree of polymerization ( &upbar& P) of 2,000 or more (high polymerization PVC), (b) a foam layer comprising a blend of a crosslinking PVC and a PVC having a &upbar& P of less than 1,500 (low polymerization PVC) and a foaming agent, and (c) a back layer comprising a low polymerization PVC, said skin covering having excellent processability with the cloth by high frequency welding and excellent vacuum forming properties and being useful for the facing of trims of automobiles.</p> |
