Plastic and nonmetallic article shaping or treating: processes – Random variegated coloring during molding – By extrusion
Patent
1975-06-04
1977-04-12
Pitlick, Harris A.
Plastic and nonmetallic article shaping or treating: processes
Random variegated coloring during molding
By extrusion
252 90, 252132, 252134, 252DIG16, 264102, 264148, 264245, 264320, B29F 312, C11D 1308, C11D 1318
Patent
active
040175731
ABSTRACT:
A process for making multicolored soap bars wherein a coloring agent is dispersed in a liquid oil vehicle and introduced into a base soap material before the base soap material is extruded in the form of a continuous log which is subsequently cut and pressed to form a multicolored soap bar.
REFERENCES:
patent: 3485905 (1969-12-01), Compa et al.
patent: 3598746 (1971-08-01), Kaniecki et al.
patent: 3676538 (1972-07-01), Patterson
patent: 3814698 (1974-06-01), Ferrara et al.
Martin, Modern Soap and Detergent Industry vol. II Technical Press Ltd. 1951 p. 19.
Rose - The Cond. Chem. Dict. vol. 7-1966 Reinhold Publ. Co. p. 704.
Colgate-Palmolive Company
Grill M. M.
Koch Kenneth A.
Pitlick Harris A.
Sylvester Herbert S.
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