Patent ID: 6391413
Filing Date: 2002-05-21
Classification: C08J,C08K,C08L,Y10T

Abstract:
An improved method for lapping a raw rubber bale wherein the improvement comprises lapping the raw rubber bale with a raw rubber lapping film consisting essentially of an ethyleneÂ·&agr;-olefin random copolymer which comprises ethylene units and &agr;-olefin units, each &agr;-olefin unit having 4 to 20 carbon atoms, the molar ratio of ethylene units to &agr;-olefin units being from 82/18 to 92/8, wherein said ethyleneÂ·&agr;-olefin random copolymer has an MFR, measured at 190Â° C. under a load of 2.16 kg, of 0.1 to 50 g/10 min.