DEVICE AND METHOD FOR DISSOLVING RESIN COMPOSITE

PROBLEM TO BE SOLVED: To remove urethane resin from resin composite including the urethane resin and polypropylene resin by dissolving the urethane resin and recover the polypropylene resin containing no urethane resin efficiently at a low cost, thereby improving economical efficiency and productivi...

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Bibliographische Detailangaben
Hauptverfasser:	ORIE MASARU, SATO HIROMI, KURITANI HIROYUKI
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G CHEMISTRY CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATERTREATMENT OR WASTE MANAGEMENT COMPOSITIONS BASED THEREON GENERAL PROCESSES OF COMPOUNDING GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS MAKING GRANULES OR PREFORMS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS PREPARATION OR PRETREATMENT OF THE MATERIAL TO BESHAPED RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIALCONTAINING PLASTICS TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL WORKING-UP
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To remove urethane resin from resin composite including the urethane resin and polypropylene resin by dissolving the urethane resin and recover the polypropylene resin containing no urethane resin efficiently at a low cost, thereby improving economical efficiency and productivity.SOLUTION: A dissolution device 1 includes: an injection means 2 for injecting the resin composite including the polypropylene resin and the urethane resin; a dissolution tank 3 storing therein treatment liquid 11 for dissolving the urethane resin in the injected resin composite; and a separation recovery means 4 for separating the insoluble polypropylene resin from the treatment liquid 11 having the urethane resin dissolved therein and discharged from the dissolution tank 3 and recovering the polypropylene resin.