| 摘要 |
<p>A polymeric film comprising a first layer of polymeric material having on at least one surface thereof a second layer of polymeric material comprising, based upon the weight of the polymer in the second layer, (a) 0.05% to 2.0% by weight of silicone resin particles and/or calcined silicone resin particles having a volume distributed median particle diameter of 1.5 to 12.5 mu m, and (b) 0.005% to 1.0% by weight of china clay particles having a volume distributed median particle diameter of 0.1 to 2.0 mu m.</p> |
