Method and apparatus for the conversion of polypropylene twine i

Details Method and apparatus for the conversion of polypropylene twine i Method and apparatus for the conversion of polypropylene twine i

1998-12-24

2000-11-21

Rosenbaum, Mark

Solid material comminution or disintegration

Processes

With solidifying, consolidating or shaping

241 15, 241 38, 2411014, B02C 1912

Patent

active

061490814

ABSTRACT:
A method and apparatus is provided for the processing of polypropylene fiber from polypropylene twine. The material may be produced from feedstock after its first instance of usage. The feedstock may have residual contamination resultant from its first instance of usage. The method is provided to collect feedstock in skeins, sever the skeins into bundles, wash, disinfect and pH neutralize the surface of the feedstock, cut to length and reduce the feedstock to a fibrous clean, dry state suitable for use as a reinforcement or additive to composite material.

REFERENCES:
patent: 5271805 (1993-12-01), Stockel et al.

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