High barrier low profile forming web

B - Operations – Transporting – 32 – B

Patent

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154/140, 204/91.

B32B 27/08 (2006.01) B32B 27/16 (2006.01) B32B 27/28 (2006.01) B32B 31/30 (1990.01)

Patent

CA 1302857

64536-590 ABSTRACT OF THE DISCLOSURE A forming web comprises a first extruded polymeric film oriented to substantially the same extent in both the longitudinal and machine directions. Alternately, a high molecular weight crystalline polyolefin is blown at least to a blow-up ratio sufficient to orient the film to substantially the same extent in both the longitudinal and transverse directions. A second extruded polymeric film including a layer of an oxygen barrier polymeric material may be laminated to the first film.

523516

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