(CN106995263) 1. A plating sludge processing method, characterized in: preparing method comprises the following steps: The (1) polyvinyl alcohol particles dissolve in hot water at 95 °C, PVA solution was prepared, to be used after cooling down; As the curing of the adsorbent sludge and mineral powder plating was taken (2), placed in a granulator by mixing and stirring while spraying an appropriate amount as to produce a (1) PVA aqueous solution, stirred for 2-30min into a composite plating sludge particles; The resulting composite plating sludge particles in the (3) step (2) 80-120 °C was dried for 6-12h, / mineral powder composite material to give a plating sludge. 2. A plating sludge processing method according to claim 1, characterized in: step (1), PVA solution has a concentration of 5 - 15 wt. %. 3. A plating sludge processing method according to claim 1, characterized in: step (2), plating sludge and mineral powder mass ratio of 0.4-3. 4. A plating sludge processing method according to claim 1, characterized in: step (1), a concentration of 8 - 10 wt.% PVA solution. 5. A plating sludge processing method according to claim 1, characterized in; step (2), mineral powder is bentonite, zeolite, diatomaceous earth, attapulgite and the like nonmetallic mine halioysite and the one or several. 6. A plating sludge processing method according to claim 1, characterized in; step (2), plating sludge and mineral powder mass ratio of 0.45-2. 7. A plating sludge processing method according to claim 1, characterized in; step (2), plating sludge with mineral powder mixture was mixed with PVA as the curing of an aqueous solution of the sorbent mass ratio of 2 - 6:1. 8. A plating sludge processing method according to claim 1, characterized in; step (3), composite plating sludge particles a drying temperature is 90 - 110 °C. 9. A plating sludge processing method according to claim 1, characterized in; step (3), composite plating sludge particles a drying time of 8 - 10h. 10. Claim 1-9 sludge particles prepared in accordance with one method of the composite application, characterized in; sludge particles as a filler in the composite material is applied to the composite.
最新评论
暂无评论。