Because the UV absorber is chemically bound, it does not migrate to the surface. Heatwave enables 2-stage heat-set blow molding at different temperature conditions. It does not affect cycle times when used in existing injection molding tooling. It meets applicable FDA regulations for hot-fill containers.
Eastman Chemical Company: Hot-fill polymer
Eastman Chemical (Kingsport, TN) has developed Heatwave™ Polymer CF746 for hot-fill PET beverage applications. The new resin provides an additional feature of ultra-violet protection.
Jun 30th, 2001
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