Normal-temperature composite oil removing adsorbent for selenium-enriched metal plating pretreatment and making method of normal-temperature composite oil removing adsorbent
A technology of metal electroplating and oil adsorption, applied in the field of degreaser, can solve problems such as unsatisfactory, interference with cleaning effect, and reduced defoaming ability, and achieve the effect of strong degreasing ability and cost reduction
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[0015] A room temperature composite degreasing adsorbent for pretreatment of selenium-rich metal electroplating, containing the following parts by weight of raw materials per liter: isomeric alcohol polyoxyethylene ether 2.5, FMES2.9, coconut oil fatty acid diethanolamide 1.9, sodium hydroxide 0.5 , Sodium citrate 3.3, coconut oil 2, potassium ferrate 0.5, oxalic acid 0.4, aluminum silicate fiber 1.2, attapulgite 3, selenium-enriched wheat straw 6, guar gum 1, sweet potato starch 2, appropriate amount of water.
[0016] The manufacturing method of the normal temperature composite degreasing adsorbent for pretreatment of selenium-rich metal electroplating includes the following steps:
[0017] (1) Roast the attapulgite at 825-915°C for 3-5 hours, add 3-5% potassium ferrate solution at 120-150°C, soak and grind for 10-12 hours, cool to room temperature and add coconut oil Fatty acid diethanolamide is stirred for 40-50 minutes to obtain modified attapulgite;
[0018] (2) Add 90℃-98℃ bo...
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