Adhesive composition comprising a polyalkyleneether-polyurethane elastomer and method of laminating there-with

Claim 1

A PROCESS COMPRISING COATING A POLYURETHANE ELEASTOMER BY APPLYING AN ADHESIVE COMPOSITION TO THE SURFACE THEREOF, SAID ELEASTOMER BEING DIISOCYANATE AND A CHAINALKYLENEETHER GLYCOL, AN ORGANIC DIISOCYANATE AND A CHAINEXTENDING AGENT SELECTED FROM THE GROUP CONSISTING OF WATER AND ORGANIC COMPOUNDS CONTAINING TWO FUNCTIONAL GROUPS IN THE MOLECULE TO WHICH ARE ATTACHED ACTIVE HYDROGEN ATOMS, SAID FUNCTIONAL GROUPS BEING CAPABLE OR REACTING WITH ISOCYANATE GROUPS, SAID ADHESIVE COMPOSITION COMPRISING (A) ABOUT 100 PARTS BY WEIGHT OF A POLYURETHANE ELASTOMER PREPARE FROM A POLYALKYLENEETHER GLYCOL HAVING A MOLECULAR WEIGHT OF FROM 750 TO 3000, A MOLAR EXCESS OF AN ORGANIC DIISOCYANATE AND A CHAINEXTENDING AGENT SELECTED FROM THE GROUP CONSISTING OF WATER AND ORGANIC COMPOUNDS CONTAINING TWO FUNCTIONAL GROUPS IN THE MOLECULE TO WHICH ARE ATTACHED ACTIVE HYDROGEN ATOMS, SAID FUNCTIONAL GROUPS BEING CAPABLE OF REACTING WITH ISOCYANATE GROUPS, (B) FROM ABOUT 20 TO 40 PARTS BY WEIGHT OF A REINFORCING AGENT SELECTED FROM THE GROUP CONSISTING OF CONDUCTIVE CHANNEL BLACK AND FLANE SILICA, (C) FROM 2 TO 10 PARTS BY WEIGHT OF AN ORGANIC DIISOCYANATE, AND (D) FROM 800 TO 3000 PARTS BY WEIGHT OF AN INERT VOLATIE ORGANIC SOLVENT HAVING A BOILING POINT BETWEEN ABOUT 50*C. AND 150*C., PLACING A SECOND POLYURETHANE ELASTOMER SURFACE SO COATED WITH SAID ADHESIVE COMPOSITION ADJACENT TO SAID FIRST SURFACE AN IN CONTACT THEREWITH.