Preparation of polyethylene films

Details Preparation of polyethylene films Preparation of polyethylene films

2006-07-18

2006-07-18

Lu, Caixia (Department: 1713)

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

C428S523000, C526S348000, C526S352000

Reexamination Certificate

active

07078081

ABSTRACT:
An essentially transparent, high density polyethylene film is disclosed. The film has a haze of 20% or less, a gloss of 40% or greater, and density within the range of 0.935 to 0.948 g/cc. The film is made by a high-stalk blown extrusion process and then uniaxially oriented in the machine direction.

REFERENCES:
patent: 6458910 (2002-10-01), Firdaus et al.

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