| abstract |
The present invention relates to the composition manufactured suitable for heat seal and membrane structure.The salable flexible membrane of heat includes：Layer (A), it includes plastic body or elastomer (" PBPE ") and low density polyethylene (LDPE) based on propylene；The layer (B) adjacent with layer (A), it includes at least 50 weight % polymer based on ethene of the layer (B)；And outermost layer (C), it includes the material that fusing point is more than 140 DEG C.Percentage by weight is with the gross weight meter of equivalent layer.The salable flexible membrane of heat is used to manufacture the flexible container (10) with one or more heat seals (12).Heat seal (12) can be crisp heat seal, hard heat seal or its combination. |