1. First put a certain proportion of fluorescent whitening agent in the multifunctional plasticizer to dissolve, we use 100 kg of new material here, add about 20 grams of fluorescent whitening agent, about 300 grams of plasticizer, this is based on The ratio of the old material, the more the old material, the greater the amount added
2. After fully blending the whitening agent and plasticizer, put it into the mixer and mix it with the materials.
3. Feeding can be done in various ways, air pumping, screw feeding
-The amount of fluorescent whitening must be well controlled, not too much, the general range is 100-500 g/ton
-The whitening agent and plasticizer must be stirred evenly