prov:value
| - Earlier patents and published applications describe various aspects of polyethylene compositions that contain mixtures of different types of polyethylenes, including Sakurai et al., U.S. Pat. No. 4,336,352 which involves blends of different ethylene polymers; Whaley, U.S. Pat. No. 6,359,072, which involves films formed from blends of polyethylene resins; Debras et al., U.S. Pat. No. 6,566,450, rel
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