Reinforced plastics with porous resin fragments

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

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Details

521134, 525199, 525200, C08L 2720, C08L 2718, C08L 2712

Patent

active

044542496

ABSTRACT:
Reinforced easily moldable plastics are provided wherein particles of stretched porous polymer are incorporated into a plastic molding resin material to improve its physical properties without detracting from moldability. Particles or fragments of porous stretched forms of polyethylene, polypropylene, or polytetrafluoroethylene, are incorporated into a matrix of polytetrafluoroethylene polyvinylidene fluoride, or a copolymer of tetrafluoroethylene with perfluoroalkyl vinyl ether, hexafluoropropylene, ethylene, or trifluorochloroethylene.

REFERENCES:
patent: 2998397 (1961-08-01), Riesing
patent: 3005795 (1961-10-01), Busse et al.
patent: 3019206 (1962-01-01), Robb
patent: 3294871 (1966-12-01), Schmitt et al.
patent: 4334037 (1982-06-01), Allen
patent: 4379858 (1983-04-01), Suzuki
patent: 4387168 (1983-06-01), Morita

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