Title: Shoe soles and method for manufacturing the same

Abstract: A method of manufacturing non-yellowing polyurethane shoe soles which comprises coating a non-yellowing polyurethane composition on the inner surface of a mould for shaping soles, subsequently casting a foamable polyurethane composition into the mould, and curing the compositions, whereby a non-yellowing polyurethane outer layer and a foamed polyurethane sole base are formed and integrally united together to give the shoe sole; and non-yellowing shoe soles thus obtained.

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Inventors: Namba, Junji (Suita, JP)
Kageyama, Shizuo (Akashi, JP)

Application Number: 834303
Filing Date: 1977-09-19
Publication_date: 1979-05-01
Assignee: Nihon Soflan Chemical & Engineering Co. Ltd. (Osaka, JP)
Primary Class(es): 36/30R 12/146B, 36/32R, 264/46.6
Other Classes:
US Patent Ref:

3596381	Aug, 1971	Fukuoka	36/32.
4020569	May, 1977	Fukuoka	36/30.

Other Refs:
Primary Examiner: Lawson, Patrick D.
Assistant Examiner:
Attorney: Blanchard, Flynn, Thiel, Boutell & Tanis