Patent ID: 8820666
Filing Date: 2014-09-02
Classification: B02C,B29B,B29K,B29L,B32B,Y02W,Y10T

Abstract:
1. A method for processing a supply of post consumer scrap linear low density polyethylene film or low density polyethylene film into near-virgin quality blown film product, comprising: tearing the supply of film in a shredder, wherein surface area of the film is exposed, including delaminating the film; washing the torn film in a water bath with a detergent having a surfactant and agitating the film in the bath, wherein contaminates are removed from the film; grinding the film and washing the ground film in a rotating friction washer, wherein additional contaminates are removed from the film; washing the film in a postwash sink float water bath, with the film subjected to mechanical and hydraulic agitation; drying the ground film; and compacting the dry ground film, without addition of water, into granulated objects of near-virgin quality blown film product.