RESIN COMPOSITION FOR CLEANING PLASTICS-PROCESSING MACHINE
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United States of America Patent
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Issued Date -
Jan 5, 2012
app pub date -
Dec 25, 2009
filing date -
Mar 10, 2009
priority date (Note) -
Abandoned
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Abstract
The present invention presents a resin composition for cleaning a plastics-processing machine, containing a tracer substance and a thermoplastic resins, wherewith the plastics-processing machine is cleaned. After the plastics-processing machine finishing with processing of a resin is cleaned with the resin composition, the resin composition remaining in the processing machine is discharged with a subsequent resin. The residue of the said resin composition is checked by detecting fluorescence on the surface of a molding after the molding containing the subsequent resin is obtained in the discharging process of the said resin composition remaining in the processing machine.
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