Laminates

Claim 1

A TRANSPARENT LAMINATE HAVING A GOOD OPTICAL PROPERTIES, COMPRISED OF A TOUGH, HARD, SUBSTANTIALLY RIGID FIRST OUTER SKIN MADE FROM A POLYMER OF METHYLMETHACRYLATE WITH UNORIENTED MOLECULES THEREIN, AND A TOUGH, HARD, RIGID, STRETCHED AND MOLECULARLY ORIENTED SECOND OUTER SKIN MADE FROM A POLYMER OF METHYLEMETHACRYLATE MODIFIED WITH A SMALL AMOUNT OF CROSS-LINKING MONOMER, ADHERED TOGETHER IN SPACED APART RELATION BY MEANS OF A TOUGH, SUBSTANTIALLY NON-RIGID, DEFORMABLE, CASTABLE, THERMOSETTING RESINOUS INTERMEDIATE LAYER AT LEAST ABOUT ONE SIXTY-FOURTH INCH THICK MADE FROM THE CURED PRODUCT OF ABOUT 50 PERCENT BY WEIGHT OF STYRENE MIXED WITH ABOUT 50 PERCENT BY WEIGHT OF A POLYESTER MADE BY REACTING A MATERIAL FROM THE CLASS CONSISTING OF MALEIC ACID AND MALEIC ANHYDRIDE WITH A SATURATED DICARBOXYLIC ACID AND A DIOL, SAID SKINS HAVING GOOD ADHESION AT TEMPERATURES UP TO 300 TO 400 DEGREES F.