| 9 wt% Acrylic Acid. Nucrel® 3990 is an ethylene-acrylic acid copolymer resin available for use in conventional extrusion coating, coextrusion coating, and extrusion laminating equipment designed to process polyethylene resins. Features/Benefits: Excellent adhesion to unprimed foil, paper, and metallized film. Provides substrate protection for improved structure reliability and barrier integrity. Can be extruded at low temperatures for insurance against off-tastes, off-odors, and taste/odor complaints. Low seal initiation temperature allows higher speed packaging. Good hot tack, sealability through contamination, and heat seal strength provide strong, reliable heat seals. Typical Applications: Foil-containing shampoo, toothpaste, towelette, condiment and miscellaneous nonfood pouches and sachets. Snack structures. Other foil, metallized film, or paper coatings as a heat seal or tie layer. Information provided by DuPont Packaging Polymers. This former DuPont product line is now a Dow product line. |
