Buffer treated polyurethane foam end wrap

Details Buffer treated polyurethane foam end wrap Buffer treated polyurethane foam end wrap

1975-04-02

1976-05-11

McNeill, G. E.

Toilet

Nail device

Compound tools

424 71, A45D 700

Patent

active

039555860

ABSTRACT:
A superior end wrap comprising an open-celled polyurethane foam of specified porosity and thickness which foam has been treated with a buffer solution and a permanent waving process using said buffer treated end wraps.

REFERENCES:
patent: 2990832 (1961-07-01), McDonough
patent: 3345993 (1967-10-01), Haefele
patent: 3465759 (1969-09-01), Haefele

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