Environment-friendly fluorine-free aluminum alloy surface treating agent
A technology of aluminum alloy surface and treatment agent, which is applied in the direction of anti-corrosion paint, coating, etc., can solve the problems of unimproved wear resistance, poor ability to adapt to the environment, and uneven conversion film layer, etc., to achieve low energy consumption, durability Strong salt spray and good coating adhesion
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[0019] An environment-friendly fluorine-free aluminum alloy surface treatment agent, which is composed of the following raw materials in parts by weight:
[0020] Sodium borate 2.3, zinc acetate 1.7, calcined gypsum powder 0.2, gluconolactone 0.8, resorcinol monobenzoate 0.1, N,N-diethylaniline 0.3, sodium methylene dinaphthalene sulfonate 2.4 , polyethylene glycol 400 3, potassium tungstate 0.8, tetradecanedioic acid 2.6, film-forming aid 2, silane coupling agent KH570 20, deionized water 150;
[0021] Described film-forming aid is made up of the raw material of following weight part:
[0022] Polyethylene glycol 1000 26, sodium fluorosilicate 1, calcium acetylacetonate 0.3, ammonium molybdate 0.5, dipotassium glycyrrhizinate 2, artemisia gum 2, polysorbate 80 2, silane coupling agent kh560 0.5, deionized water 80;
[0023] Sodium fluorosilicate, ammonium molybdate, and silane coupling agent kh560 were mixed and ball-milled evenly, and 30% of the weight of the above-mention...
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