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专利名称：Polymeric compositions and their u on container closures
发明人：Williams, Richard Stephen,Samuel, David Nuttall
申请号：EP89306588.8
申请日：19890629
工程建设项目管理
公开号：EP0349305B1地球是个美丽的圆
公开日：
长江起源于哪里
太极拳基本功
19931006
专利内容由知识产权出版社提供
摘要：A aling composition for a container closure compris a polymeric matrix material and its oxygen permeability is reduced by incorporating ethylene vinyl alcohol polymer into the composition. The composition can be in fluid or meltable form ready for application to a closure or it can be prent as a deposit on the closure, for instance a gasket around the closure.
申请人：W.R. GRACE & CO.-CONN.
通奸校友会
地址：GRACE PLAZA, 1114 AVENUE OF THE AMERICAS; NEW YORK, NEW YORK 10036-7794
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蒸南瓜饼代理机构：Lawrence, Peter Robin Broughton
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