Fe-Cu-Pb合金液-液相分离及废旧电路板混合金属分级分离与回收

陈斌,何杰,孙小钧,赵九洲,江鸿翔,张丽丽,郝红日

Liquid-Liquid Phase Separation of Fe-Cu-Pb Alloy and Its Application in Metal Separation and Recycling of Waste Printed Circuit Boards

Bin CHEN,Jie HE,Xiaojun SUN,Jiuzhou ZHAO,Hongxiang JIANG,Lili ZHANG,Hongri HAO

表2 不同金属间的混合焓(ΔHA-B)[41]

Table 2 The enthalpy of mixing (ΔHA-B) between various metals[41]

Metal Fe Cu Pb Cr Co Ni Si Au Ag Zn Sn Bi In Cd Fe - - - - - - - - - - - - - - Cu 13 - - - - - - - - - - - - - Pb 29 15 - - - - - - - - - - - - Cr -1 12 28 - - - - - - - - - - - Co -1 6 17 -4 - - - - - - - - - - Ni -2 4 13 -7 0 - - - - - - - - - Si -35 -19 15 -37 -38 -40 - - - - - - - - Au 8 -9 2 0 7 7 -30 - - - - - - - Ag 28 2 3 27 19 15 -20 -6 - - - - - - Zn 4 1 5 5 -5 -9 -18 -16 -4 - - - - - Sn 11 7 2 10 0 -4 -11 -10 -3 1 - - - - Bi 26 15 0 24 14 10 -2 2 2 4 1 - - - In 19 10 -1 20 7 2 -10 -11 -2 3 0 -1 - - Cd 17 6 2 17 6 2 -13 -11 -2 1 0 1 0 -