Polybutene resin laminate

Details Polybutene resin laminate Polybutene resin laminate

B - Operations, Transporting

32

B

B32B 27/32 (2006.01)

Patent

CA 2063332

T-3179 (US) JOO:sl POLYBUTENE RESIN LAMINATE Abstract of the Disclosure A polybutene resin laminate comprising an intermediate layer (a) mainly comprising a butene-propylene copolymer (A) containing 15 to 40% by mole of propylene, said copolymer (A) having a melt flow rate in the range of from 0.1 to 30 g/10min.; and an upper surface layer (b1) and a lower surface layer (b2) disposed on both sides of said intermediate layer (a), said surface layers mainly comprising a polyolefin resin (B). The laminate has excellent transparency, stretchability, flexibility, smoothness, heat sealability and self-adhesion, and may be stretched without undergoing generation of wrinkles and decrease in transparency and fastening properties.

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