Polyurethane casein coating composition

Details Polyurethane casein coating composition Polyurethane casein coating composition

1974-02-25

1976-03-09

Schain, Howard E.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

260 6, 260 75, 427390, 428473, B32B 2740, B32B 904, C08L 8902

Patent

active

039432521

ABSTRACT:
Compositions suitable for coating leather or textile materials are provided which compositions are the reaction product of (a) solubilized casein (b) water-dispersible polyurethane and (c) formaldehyde.

REFERENCES:
patent: 3461103 (1969-08-01), Keberle et al.
patent: 3479310 (1969-11-01), Dieterich et al.
patent: 3491050 (1970-01-01), Kerberle et al.
Chem. Absts., Vol. 69:3733b, (1968) "Leather Finishing Solutions," Farbwerke Hoechst.
Chem. Absts., Vol. 72:4349e, (1970) "Modified Casein--Leather Finishing," Toshev et al.
Chem. Absts., Vol. 72:4348d, (1970) "Effect--Leathers," Titov et al.
Chem. Abstr., Vol. 68:4028s, (1968) "Crosslinked Polyurethanes--Coating--Materials," Heydkamp et al.
Chem. Absts., Vol. 68:70188v, "The Penetration--Casein--Leather--Fatliquor," Landmann.

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