Pressure sensitive adhesive tape in which the adhesive

Claim 1

PERMANENTLY TACKY AND PRESSURE-SENSITIVE ADHESIVE TAPE, THE ADHESIVE COATING OF WHICH REMAINS RUBBERY EVEN WHEN EXPOSED TO 200*F. FOR 10 DAYS, CHARACTERIZED BY HAVING AN ADHESIVE COATING COMPRISING A MIXTURE OF (1) 15-75 PARTS BY WEIGHT OF SYNTHETIC RUBBER WHICH IS BANDABLE IN A RUBBER MILL AND HAS A SECOND ORDER TRANSITION TEMPERATURE BELOW -20*C. AND A MOONEY VISCOSITY OF NOT MORE THAN 100, AND (2) CORRESPONDINGLY 75-25 PARTS OF A POLYMER OF MONOMER COMPRISING ACRYLIC ACID ESTER OF NONTERTIARY ALKYL ALCOHOL, THE MOLECULES OF WHICH ALKYL ALCOHOL HAVE 1-14 CARBON ATOMS, THE AVERAGE BEING 5-12 CARBON ATOMS, AT LEAST A MAJOR PROPORTION OF SAID MOLECULES HAVING A STRAIGHT CARBON-TO-CARBON CHAIN OF AT LEAST FOUR CARBON ATOMS TERMINATING AT THE HYDROXY OXYGEN ATOM, SAID CHAIN INCLUDING AT LEAST ONE-HALF THE TOTAL NUMBER OF CARBON ATOMS IN THE ALCOHOL MOLECULE.