METHOD FOR SEPARATING MIXTURE OF POLYMERIC PARTICLES

PCT No. PCT/EP92/01614 Sec. 371 Date Apr. 9, 1993 Sec. 102(e) Date Apr. 9, 1993 PCT Filed Jul. 4, 1992 PCT Pub. No. WO93/03852 PCT Pub. Date Mar. 4, 1993.Plastic mixtures, in particular those of a similar density such as polyethylene and polypropylene, are separated electrostatically, whereby prior...

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Hauptverfasser:	AKSEL KHOLLSHTAJN, INGO SHTAL, ULRIKH KLYAJNE-KLEFFMANN, IRING GAJSLER, ULRIKH NAJTTSEL
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G CHEMISTRY COMPOSITIONS BASED THEREON DISPOSAL OF SOLID WASTE GENERAL PROCESSES OF COMPOUNDING INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLIDMATERIALS OR FLUIDS MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROMSOLID MATERIALS OR FLUIDS MAKING GRANULES OR PREFORMS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS PREPARATION OR PRETREATMENT OF THE MATERIAL TO BESHAPED RECLAMATION OF CONTAMINED SOIL SOIL RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIALCONTAINING PLASTICS SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATICTABLES OR JIGS 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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Zusammenfassung:	PCT No. PCT/EP92/01614 Sec. 371 Date Apr. 9, 1993 Sec. 102(e) Date Apr. 9, 1993 PCT Filed Jul. 4, 1992 PCT Pub. No. WO93/03852 PCT Pub. Date Mar. 4, 1993.Plastic mixtures, in particular those of a similar density such as polyethylene and polypropylene, are separated electrostatically, whereby prior to charging, the mixture is subjected to a surface treatment.