High barrier low profile forming web

Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Adhesive outermost layer

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15624417, 1562726, 1562733, 428 367, 428515, 428516, 428518, 428520, 428910, B32B 102, B32B 3112, B32B 3130

Patent

active

049406345

ABSTRACT:
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 machine directions. A second extruded polymeric film including a layer of an oxygen barrier polymeric material may be laminated to the first film.

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