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专利名称：Multilayer films, their methods of
production, and articles made therefrom
发明人：David R. Weisinger申请号：US13309670申请日：20111202公开号：US093388B2公开日：20170509
摘要：This invention relates to a film including (i) at least one sealing layer, includinggreater than 50.0 wt. %, based on the total weight of the sealing layer, of a modifier, themodifier including a copolymer of propylene derived units and one or more comonomersselected from the group consisting of Cand Cto Calpha-olefin derived units, wherein thecomonomer content is in the range of about 2.0 to 25.0 wt. %; and (ii) at least one corelayer, including a polymer having a propylene derived unit content of greater than 90 wt.%, based on the weight of the polymer; and wherein the film has a seal initiationtemperature of 105° C. or less; and wherein when a seal is formed, the sealed film has ahermeticity of 65% or more. The invention also relates to methods to produce such films,articles including such films, and the use of such films to form heat sealed articles.
申请人：David R. Weisinger
地址：Houston TX US
国籍：US
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