Patent ID: 6828009
Filing Date: 2004-12-07
Classification: B29C,B32B,C08J,Y10T

Abstract:
A plastic composite obtained by a process comprising:thermal adhesive bonding of at least two plastic parts which each independently comprise a base material coated with a plastic layer; wherein each of said plastic parts is heated on their surfaces coated with said plastic layer, thereby providing heated parts; wherein said heated parts are welded under pressure; thereby obtaining said plastic composite which comprises said at least two plastic parts which each independently comprise a base material coated with a plastic layer; wherein said plastic parts are in contact at said surfaces coated with said plastic layer; wherein a Vicat softening point of said plastic layer is 5 to 40Â° C. lower than that of said base material; and wherein said base material has a thickness of 1 of 200 mm and said plastic layer has a thickness of 5 to 400 &mgr;m; wherein said base material and said plastic layer each independently comprise at least one thermoplastic plastic; and wherein said thermoplastic plastic is selected from the group consisting of polymethyl methacrylate, a polyvinyl chloride, a cellulose ester, a polystryrene homopolymer, a polycarbonate, a polyester, a polyether, a polyketone, a polysulfone and a copolymer thereof.