| abstract |
Disclosed is a film coated with a surfactant or a balance of surfactant. The film comprises or is made of an ethylene copolymer or a modified ethylene copolymer or their ionomers and tackifiers. The ethylene copolymer is a copolymer or terpolymer or tetrapolymer containing repeating units derived from ethylene and from about 5 to about 50 weight percent of a polar monomer. The tackifier can comprise para-coumarone-indene resin, terpene resin, butadiene styrene resin, polybutadiene resin, hydrocarbon resin, rosin or a combination of two or more thereof. The monomer can be vinyl alkanoic acid, acrylic acid, alkyl acrylic acid or alkyl acrylate or a combination of two or more thereof. |