Phenolic moulding composition waste matter treating and processing method

Phenolic moulding composition waste matter treating and processing method

  • CN 1,278,836 C
  • Filed: 05/16/2003
  • Issued: 10/11/2006
  • Est. Priority Date: 05/16/2003
  • Status: Active Grant
First Claim
Patent Images

1. , Phenolic Moulding Compound Offal Treatment Processing Method is characterized in that processing step is as follows:

  • 1), the broken refinement of discarded object that will produce phenolaldehyde moulding compound, fineness is 60~

    200 orders;

    2), the phenolaldehyde moulding compound discarded object after the broken refinement is mixed ratio≤

    35% of phenolaldehyde moulding compound discarded object and phenolaldehyde moulding compound raw material with the phenolaldehyde moulding compound raw material;

    3), with compound heating, roller temperature is 75~

    140 ℃

    , the bag roll temperature is 60~

    100 ℃

    , heating roller temperature is 120~

    150 ℃

    , roller spacing≤

    6.0mm;

    4), cool off after the plastic emitting;

    5), granulation.

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