Method for recovering PVC and urethane foam from automotive inte

Details Method for recovering PVC and urethane foam from automotive inte Method for recovering PVC and urethane foam from automotive inte

1990-08-03

1991-08-27

Rosenbaum, Mark

Solid material comminution or disintegration

Processes

With application of fluid or lubricant material

241 24, 241 791, 241DIG38, B02C 2318

Patent

active

050427253

ABSTRACT:
A method for recovering vinyl and urethane foam from composite plastic articles for recycling by granulating the article to form separated mixed components destaticizing the separate mixed components to prevent static during cling between foam particles and vinyl shell particles; and directing the destaticized particles through a vibrating fluidized bed to separate the vinyl shell particles and the foam particles.

REFERENCES:
patent: 3595486 (1971-07-01), Stephanoff
patent: 3895485 (1971-07-01), Dunbar
patent: 4362276 (1982-12-01), Morey
patent: 4570861 (1986-02-01), Zengraf et al.
patent: 4809854 (1989-03-01), Tomaszek

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