Two specially tailored polypro-pylenes are said to provide a much-needed combination of stiffness,toughness,and clarity for rigid packaging.Newly available from Dow Chemicals' North American Plastics Business in Houston,Inspire 117 and 404 are said to fall outside the traditional PP homopolymer or copolymer categories.
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机译：据说两种专门定制的聚丙烯提供了刚性包装所需的刚度，韧性和透明度的完美组合。DowChemicals位于休斯敦的North America Plastics Business新推出的Inspire 117和404属于传统包装之外PP均聚物或共聚物类别。
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