prov:value
| - Some typical thermoformable materials include acrylonitrile-butenate-styrene (ABS), polystyrenes, cellulose polymers, vinyl chloride polymers, polyamides, polycarbonates, polysulfones, olefin polymers such as polyethylene, polypropylene, polyethylene terephthalate glycol (PTG), methyl methacrylate-acrylonitrile, and the like. [0039] Applicants have found that using thermoform substrates for shield
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