Water-based silver powder metal paint formulation and production process

Step 1: Pulp
Sequenty No
Raw Material Name
Added amount
Producer
1
Deionized Water
10
2
Solvent BCS
8 .5
.5 U.S. dow
3
pH
regulator SV-95
0.05
U.S.
4
dispersant SV -255
1
U.S. Soviet
low-speed stirring (600 reels), in turn 2-4 into 1, mixed evenly; reduced stirring speed to lower (300
);
5 aluminum powder W-301
12
U.S. Paister
add 5 at low speed stirring (300 ret).
Total
:
31.55
and gently stir until even, then leave to use for a while. A larger stirring speed will make aluminum powder micro flakes bend and deform, affecting the effect of the plate
the
.
second step: paint
sequenty number
raw material name
addition
producer
1
water-based resin SV-512
46
U.S.
2
PH
regulator SV-95
0.3
U.S. Suvi
3
amino resin Cymel-327
3.5
U.S. Cynant
4
Deionized water
15
in the medium-speed stirring (1000 rpm) state, in turn 2-4 to 1; adjust the speed to high-speed stirring (1600 rpm);
5
substrate moisturizer SV-327
0.2
U.S. Suvi
6
desulgerator SV-410
0.3
U.S.
1
, at high speed mixing , in turn, slowly add 5, 6, and continue to spread at high speed for 10 minutes;
2, plate inspection without shrink holes, reduce the stirring speed to low speed stirring (600
7
silver powder
31.55
homemade
8
p H
regulator SV-95
0.1
U.S. Suvi
9
deionized water
3.05
low-speed stirring (600 rpm) state, add 7;
Total
:
100
Again, after the need for high-speed dispersion of additives dispersed completely, reduce the speed and add silver powder to prevent the effects of high-speed stirring on silver powder. The product thickens with pH regulators and adjusts to standard viscosity.
water to a suitable spray viscosity, after 10 minutes of silence, 140 degrees C heat baking 0.5h can be.
product performance:
viscosity:
75-80ku/25
degrees C
board effect:
silver powder is well lined, hairless flowers
storage stable:
ambloin for one month, paint liquid in good condition