Plastic drag reducing surfacing material

Details Plastic drag reducing surfacing material Plastic drag reducing surfacing material

1976-10-18

1978-06-06

Mitchell, David M.

Land vehicles

Skates

Runner type

260 17R, A63C 504

Patent

active

040932680

ABSTRACT:
A substrate, useful as the base layer on a snow ski is made, comprising a rigid plastic matrix and from about 5 wt.% to about 45 wt.% of a thermoplastic, water soluble polymer disposed within the plastic matrix; wherein the substrate provides a surface where the water soluble polymer will be leached out of the rigid plastic matrix upon contact with water; to provide a boundary lubricant film.

REFERENCES:
patent: 2494531 (1950-01-01), Dissel et al.
patent: 3416810 (1968-12-01), Kennedy
patent: 3707296 (1972-12-01), Palazzolo et al.
patent: 3785841 (1974-01-01), Beard
patent: 4018729 (1977-04-01), Faucher

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