Shimokaji & Associates, P.C.
Burning-free and non-cyanide method for recycling waste printed circuit board
A burning-free and non-cyanide method for recycling waste printed circuit board is provided, comprising the following steps: desoldering to separate lead and tin; crashing and electrostatic selecting to respectively extract stibium, aluminum, copper, nickel, silver, gold, platinum and palladium. The method can realize the maximization of recycling of valuable metal resources, can thoroughly separate the metal lead and tin for recycling, and meanwhile increase the recycling rate of the metal palladium.
GEM CO., LTD.
Y B B H H C B C Y C Y B H Y Y H Y
Y02W B02C B02C H05K H05K C22B B09B C22B Y02W C22B Y10T B09B H05K Y02P Y02P H05K Y10T
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Kaihua
Xu