Water base fingerprint-resisting paint for galvanized plate and preparation method thereof
A fingerprint-resistant, galvanized sheet technology, applied in the direction of coating, etc., can solve the problems of long-term storage, complicated operation, etc., and achieve the effect of long shelf life, simple preparation process, and not easy to delaminate
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Embodiment 1
[0036] A water-based anti-fingerprint coating for galvanized sheets, the weight percentage of each raw material is shown in Table 1.
[0037] Table 1
[0038] components
name
Weight (g)
% by weight
Remark
water-based resin
solid acrylic resin
20
20
Molecular weight 10000
Inorganic salt
Potassium hexafluorozirconate
0.3
0.3
Silica sol
Silica sol
5
5
Particle size 50nm
Auxiliary A
Organic Phosphonate Polymers
Albritect CP-30
15.7
15.7
[0039] Auxiliary B
HEDP (Hydroxyethylene Diphosphonic Acid)
4
4
water
distilled water
55
55
ES≤8μs / cm
[0040] Above-mentioned a kind of preparation method for the water base anti-fingerprint paint of galvanized sheet, it comprises the steps:
[0041] 1), raw material selection: select each raw material according to Table 1;
[0042]...
Embodiment 2
[0044] A water-based anti-fingerprint coating for galvanized sheets, the weight percentage of each raw material is shown in Table 2.
[0045] Table 2
[0046] components
[0047] Above-mentioned a kind of preparation method for the water base anti-fingerprint paint of galvanized sheet, it comprises the steps:
[0048] 1), raw material selection: select each raw material according to Table 2;
[0049] 2), first add solid acrylic resin and silica sol into the reaction tank, at 60°C, add water with 50% of the total amount of water and stir for 7 minutes; then, keep the temperature at 60°C, add organic phosphonate polymer Albritect CP- 30 (French Rhodia company product) and hydroxyethylene diphosphonic acid (HEDP, molecular formula C 2 h 8 o 7 P 2 ), after stirring for 1 hour, cool to room temperature; add ammonium hexafluorozirconate and remaining water, and react for 30 minutes to obtain a water-based anti-fingerprint coating (coating No. 2) for galvanized panels....
Embodiment 3
[0056] A water-based anti-fingerprint coating for galvanized sheets, which consists of solid acrylic resin (its molecular weight is 8000), ammonium fluorotitanate, silica sol (particle size is 20nm), organic phosphonate polymer Albritect CP-30 , 2-hydroxyphosphonoacetic acid (HPAA) and distilled water raw materials, the weight percentage of each raw material is: solid acrylic resin 15%, ammonium fluorotitanate 0.3%, silica sol 5%, Albritect CP-3010%, 2 - Hydroxyphosphonoacetic acid (HPAA) 4%, distilled water 65.7%.
[0057] Above-mentioned a kind of preparation method for the water base anti-fingerprint paint of galvanized sheet, it comprises the steps:
[0058] 1), selection of raw materials: select each raw material according to the above ratio;
[0059] 2), first add solid acrylic resin and silica sol into the reaction tank, at 60-65°C, add distilled water with 30% of the total amount of distilled water and stir for 5 minutes; then, keep the temperature at 60°C, add the or...
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