Laminated rubber articles and process of producing the same

Claim 1

AN ARTICLE OF MANUFACTURE COMPRISING A LAMINATED STRUCTURE, ONE OF THE LAMINAE COMPRISING A RUBBER SELECTED FROM THE GROUP CONSISTING OF NATURAL RUBBER AND RUBBERY SYNTHETIC PLOYMERS OF CONJUGATED DIENES, A SECOND LAMINA COMPRISING A SYNTHETIC SOLID RUBBERY HYDROCARBON POLYMER OF A MAJOR PROPORTION OF AN ALIPHATIC ISOOLSEFIN HAVING 4 TO 7, INCLUSIVE, CARBON ATOMS WITH A MINOR PROPORTION OF A CONJEGATED DIOLEFIN HAVING 4 TO 8, INCLUSIVE, CARBON ATOMS PER MOLECULE, AND A THIRD,INTERPOSED, LAMINA COMPRISING A MIXTURE OF SAID SYNTHETIC SOLID RUBBERY HYDROCARBON POLYMER AND A HYDROGENATED PRODUCT OF A RUBBERY POLYMER SELECTED FROM THE GROUP CONSISTING OF HOMOPOLYMERS OF BUTADIENE AND COPOLYMERS OF BUTADIENE DWITH NOT OVER 30 PERCENT BY WEIGHT OF STYRENE, THE RESIDUAL UNSATURATION OF SAID HYDROGENATED PRODUCT BEING NOT OVER 50 PERCENET OF THE ORIGINAL UNSATURATION OF SSID POLYMER SAID MIXTURE HAVING BEEN MADE FROM UNCURED COMPONENTS.