METHOD AND MATERIAL FOR SOLDERING ALUMINIUM Russian patent published in 2001 - IPC

FIELD: manufacture of articles of aluminium alloys, namely for soldering ribs to soldered heat exchange tubes of heat exchangers. SUBSTANCE: material for soldering aluminium contains powder mixture for soldering aluminium, aliphatic alcohol and thermosoftening acryl copolymer capable to dissolving in aliphatic alcohol and to evaporation without decomposition at temperature increase during soldering. Aliphatic alcohol includes 1-8 atoms of oxygen. Above mentioned mixture is applied onto part surface for soldering. EFFECT: possibility for making reliable soldered joint without fouling caused by binder. 13 cl, 2 tbl, 2 dwg