Title:
SORTING EQUIPMENT OF WASTE PLASTICS AND SORTING METHOD OF WASTE PLASTICS
Document Type and Number:
Japanese Patent JP2023017263
Kind Code:
A
Abstract:
To provide sorting equipment which sorts waste plastics by material with high accuracy.SOLUTION: Sorting equipment of waste plastics includes: a surface treatment part which treats surfaces of a waste plastic pieces including black waste plastic pieces; an irradiation part which irradiates the surface-treated waste plastic pieces with light; a reflection spectrum detection part which receives reflected light of the irradiated light and detects a spectrum of the reflected light; a determination part which determines the material of the waste plastic pieces on the basis of the spectrum of the reflected light; and a sorting part which sorts at least the black waste plastic pieces by material on the basis of the result of determination.SELECTED DRAWING: Figure 1
Inventors:
OISHI SHOJI
KONO KAISHI
KONO KAISHI
Application Number:
JP2021121388A
Publication Date:
February 07, 2023
Filing Date:
July 26, 2021
Export Citation:
Assignee:
DAIO SEISHI KK
International Classes:
B07C5/342; B29B17/00; G01N21/3563
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Tadahiko Ito