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Patent Searching and Data


Title:
RESIN PIECE SELECTION METHOD AND RECYCLED PLASTIC PRODUCTION METHOD
Document Type and Number:
WIPO Patent Application WO/2021/033347
Kind Code:
A1
Abstract:
A resin piece selection method comprising: (S10) a step for preparing multiple resin pieces; and (S20) a first selection step for selecting, from among the multiple resin pieces and on the basis of the colors of the multiple resin pieces observed when visible light is shone on the multiple resin pieces, high purity resin pieces having a base polymer of a first resin the purity of which is at least a previously determined first threshold value.

Inventors:
KAMEI DAISUKE (JP)
Application Number:
JP2020/003408
Publication Date:
February 25, 2021
Filing Date:
January 30, 2020
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
B07C5/342
Foreign References:
JP6098881B22017-03-22
JP2000288481A2000-10-17
JPS5438809B11979-11-24
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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