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Thermosealable cover for plastics or carton containers - comprises aluminium sheet coated with pref ethylene vinyl acetate polymers of different melt indices
Thermosealable cover for plastics or carton containers - comprises aluminium sheet coated with pref ethylene vinyl acetate polymers of different melt indices
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机译:用于塑料或纸箱容器的热封盖-包括铝板,上面涂有不同熔体指数的优选乙烯乙酸乙烯酯聚合物
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摘要
A thermosealable cover for plastics or paraffin coated carton containers used e.g. for packaging fluid foodstuffs such as yoghurt, is made of a thin aluminium sheet coated witha mixt. which is thermosealing at 120-130 degrees C and comprises a microcrystalline was modified by =2 chemically similar polymers of different melt index (m.i) one polymer pref. having an m.i of 15-30 (Brookfield, NF T51-210) and the other an m.i of 300-500. The cover s easy to fix, provides efficient and durable sealing, can be easily removed and can be used with conventional containers.
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