Multi-layer sheet comprising an ionomer layer
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United States of America Patent
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Issued Date -
Apr 7, 2005
app pub date -
Oct 7, 2004
filing date -
Oct 7, 2003
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A thermoformable multi-layer sheet is disclosed which comprises or is produced from (such as combining) a first co-extruded polymeric layer; a second co-extruded polymeric layer and/or a co-extruded polymeric adhesive layer; and optionally at least one additional co-extruded thermoformable layer. The first co-extruded polymeric layer can comprise an ionomer resin of ethylene. The second co-extruded polymeric layer can comprise an ionomer resin, an ethylene acid polymer, an ethylene copolymer, an ethylene acid terpolymer, or a metallocene catalyzed very low density polyethylene (m-VLDPE) and optionally, contains pigments, dyes, flakes, additives and any mixtures thereof. The co-extruded polymeric adhesive layer can be a metallocene-catalyzed very low density polyethylene.
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