| abstract |
ALUMINUM OR ITS ALLOY IS ACTIVATED BY HEATING ALUMINUM OR ITS ALLOY AT 70 -200*C. IN THE PRESENCE OF AN ACTIVATING AGENT COMPRISING (1) A COMPOUND REPRESENTED BY THE GENERAL FORMULA R2AIX, WHEREIN R REPRESENTS AN ALKYL, ARYL, ARALKYL OR ALKARYL GROUP AND X REPRESENTS A HYDROGEN ATOM, AN ALKYL, ARYL, ARALKYL,ALKARYL, ALKOXY, AROXY, ARALKOXY OR ALKAROXY GROUP OF A HALOGEN ATOM. (2) A METAL OF GROUPS IA AND IIA OF THE PERIODIC TABLE OR ITS COMPOUND, AND (3) METALLIC COOPER OR ITS COMPOUND. |