发明授权
US6138929A Process for removing paint from polymeric material 失效
从聚合材料中除去油漆的方法

Process for removing paint from polymeric material
摘要:
Coated polymeric material is sized and fed into an extruder. The material is cooled to maintain the temperature of the polymeric material below its melt index. The shearing action of the extruder separates the coating material from the polymeric material. The discharge from the extruder is polymeric material and coating material. These materials are separated and recovered.
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