CASE NO: 048
OBJECT: | Disperse four 20 kg. boxes of powdered polyacrylic resin powder (Carbomer, Carbopol) into water for 2.0% by weight gel. | PROBLEM: | Even with high shear mixer, mix time is two hours – with propeller mixers, mix time is 8 hours. | RESULTS: | Powder completely dispersed in 15 minutes. | AB MIXER: | D-6000 ARDE Dispershear | EQUIPMENT REPLACED | Vertical high shear rotor/stators. |
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