Polyhydroxybenzene - formaldehyde adhesive and process of preparing and employing same

Claim 1

IN THE METHOD OF BONDING TWO MEMBERS WITH A RESINOUS ADHESIVE APPLIED TO MEETING SURFACES OF THE MEMBERS, THE STEPS COMPRISING APPLYING TO THE MEETING SURFACES OF BOTH OF THE MEMBERS A LAYER OF THE RESINOUS REACTION PRODUCT OF 1 MOLE OF RESORCINOL AND FROM 0.5 TO 0.8 MOLE OF PARAFORMALDEHYDE PARTIALLY REACTED UNDER SUBSTANTIALLY ANHYDROUS CONDITIONS TO A SOLVENT SOLUBLE THERMOPLASTIC STAGE IN METHANOL IN AN AMOUNT EQUAL TO AT LEAST 25% OF THE WEIGHT OF THE ENTIRE REACTION MIXTURE IN THE PRESENCE OF AN AKLKALINE CATALYST IN AN AMOUNT EQUAL TO FROM 0.01% TO 1% OF THE WEIGHT OF THE RESORCINOL, INCLUDING IN THE LAYER OF REACTION PRODUCT ON ONE MEETING SURFACE SUFFICIENT ALDEHYDE SELECTED FROM THE GROUP CONSISTING OF FORMALDEHYDE AND PLYMERS OF FORMALDEHYDE TO SUPPLY A TOTAL OF FROM 0.9 TO 1.5 MOLES OF ALDEHYDE PER MOLE OF RESORCINOL IN BOTH LAYERS OF THE REACTION PRODUCT, AND INCLUDING IN THE OTHER LAYER OF REACTION PRODUCT SUFFICIENT HYDROXIDE SELECTED FROM THE GROUP CONSISTING OF ALKALI MERTAL AND ALKALINE EARTH METAL HYDROXIDES TO PROVIDE FROM 0.2% TO 10% THEREOF BASED ON THE WEIGHT OF THE REACTION PRODUCT IN THE LAYER, AND BRINGING THE ALKALI CONTAINING AND ADDED FORMALDEHYDE CONTAINING LAYERS INTO CONTACT WITH EACH OTHER WHEREBY THEY BECOME MUTALLY REACTIVE TO PRODUCE A THERMOSET RESINOUS PRODUCT.