Brass polish cream having stable viscosity
A technique for rubbing copper paste and viscosity, which is applied in the field of rubbing copper paste to achieve the effect of simple and convenient operation.
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[0020] Preparation of thickener solution A:
[0021]
Total amount / g
Component (a)
Dosage / g
50% component (b)
Dosage / g
Thickener A1
0.5
0.25
0.125
Thickener A2
2
Methylcellulose
1.8
0.1
Thickener A3
3
2.7
1.5
[0022] Preparation method: first add the measured thickener component (a) and 50% component (b) into water, heat to 60°C, and stir at 800-1000rpm for 10-20min to obtain a stable and uniform thickener. Solvent solution A is set aside.
[0023]
Embodiment
[0024] Embodiment preparation method:
[0025] (1) Under stirring at 800-1000rpm, add abrasive, silica sol, silica sol stabilizer, organic solvent and essence to thickener solution A in turn, stir at room temperature to obtain mixture B. Every time you add a raw material, you must ensure that it is evenly mixed before adding another raw material.
[0026] (3) Under the condition of stirring at 800-1000rpm, add the remaining 50% component (b) thickener solution to the mixture B to fine-tune the viscosity, and obtain the product.
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