2010全国生物材料大会论文集之 (993).pdf

Cooperative Processing of Electroplating Wastewater
with Pickling Waste Liquor to Synthesize Ferrite by
Microwave Hydrothermal Process
Dan , Chun-Yan Meia, Jun Houa, Guang-Ren Li-Hua Yaoc, Hong-Ming Jind
a
Qian Shanghai EG ponent Co.,
College of Environmental Engineeringa, College of Materials Science and Engineering
Institute of Circular Economyb Shanghai Universityd
Shanghai University Shanghai, . China
Shanghai, . China

Abstract—Pickling waste liquor was added into electroplating resource recycling because these methods need high cost and
wastewater as a raw material and NaOH was used as a cause secondly pollution.
precipitant. Reacting pH (pH 7-11), volume ratio of
One direction of resource recycling of pickling waste liquor
electroplating wastewater(V1) to pickling waste liquor (V2)
is to separate acid and metal ions to recycle acid and obtain
(V1:V2=2:1-20:1), and reaction time (5-30min) were studied by
microwave hydrothermal process to synthesize ferrite. Treatment metal salt. Another recycling direction is to produce ferrite.
effect was determined by analyzing supernatant with Inductively Ferrite is a kind of nonmetal ic material with extensive
Coupled Plasma Atom Emission Spectrometer(ICP-AES). use in radar, communication and navigation field. It was
Stability of synthesized ferrite was studied by