TRANSPARENT HEAT-SEALING FILM

摘要

A HEAT-SEALING FILM HAVING A HAZE OF NOT MORE THAN 30 % AND HAVING A SEALANT LAYER MADE OF A RESIN COMPOSITION WHICH COMPRISES FROM 50 TO 100 WT % OF THE TOTAL OF THE FOLLOWING COMPONENTS (A) TO (C) : (A) FROM 5 TO 50 WT % OF A BLOCK COPOLYMER OF FROM 50 TO 95 WT % OF A STYRENE-TYPE HYDROCARBON AND FROM 5 TO 50 WT % OF A CONJUGATED DIENE-TYPE HYDROCARBON, (B) FROM 5 TO 50 WT % OF AN ETHYLENE/α-OLEFIN RANDOM COPOLYMER , AND (C) FROM 5 TO 70 WT % OF A BLOCK COPOLYMER OF FROM 10 TO 50 WT % OF A STYRENE-TYPE HYDROCARBON AND FROM 50 TO 90 WT % OF A CONJUGATED DIENE-TYPE HYDROCARBON , AND (D) FROM 0 TO 50 WT % OF AN IMPACT-RESISTANT POLYSTYRENE .