Shoe reinforcing method

Details Shoe reinforcing method Shoe reinforcing method

1975-06-20

1976-04-20

Lawson, Patrick D.

Boot and shoe making

Processes

Miscellaneous parts

A43D 0000

Patent

active

039508641

ABSTRACT:
This invention relates to a method for stiffening and reinforcing shoes and to a material for use in that method. The material comprises a mixture of a thermoplastic resin having a melt flow rate of at least 1 gram in 10 minutes at a temperature of 100.degree. C. and a pressure of 250 psi with 5 to 25 per cent by weight of the total composition of short (i.e. 1/32 to 1/2 inch) fibers, preferably chopped or milled glass fibers. Minor proportions of non-fibrous fillers may be added.

REFERENCES:
patent: 2447681 (1948-08-01), Beckwith et al.
patent: 3053292 (1962-05-01), Heaton et al.
patent: 3602931 (1971-09-01), MacArthur

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