Patent ID: 9303151
Filing Date: 2016-04-05
CPC Classification: B01J,B29B,C08K,C08L

Claim Text:
1. A process for producing a pelletized stabilizer mixture for halogen-containing plastics, comprising the following steps: (a) heating, at a temperature from 40 to a maximum of 100° C. in an extruder or kneader, a stabilizer mixture comprising  where at least 1% by weight of the entire stabilizer mixture, based on the total amount of the mixture, has a melting point below 100° C., (b) forcing the material through a pelletizing die, (c) carrying out die-face pelletization under water, (d) transporting the pelletized stabilizer mixture away in a stream of water, (e) extracting the pelletized stabilizer mixture from the water, and (f) drying the pelletized stabilizer mixture.