abstract |
A PRESSURE-SENSITVE ADHESIVE COMPOSITION HAVING INSTANT ROOM TEMPERATURE TACK, GOOD COLD FLOW RESISTANCE AND GOOD SHEAR STRENGTH WHICH COMPRISES AS A FIRST COMPONENT A MODIFIED OR UNMODIFIED ROSIN OR ROSIN ESTER, AS A SECOND COMPONENT A RESINOUS RUBBERY BLOCK COPOLYMER OF STYRENE AND BUTADIENE ORISOPRENE, AND AS A THIRD COMPONENT A POLYTERPENE RESIN. |