Plastic and nonmetallic article shaping or treating: processes – Mechanical shaping or molding to form or reform shaped article – Plural sequential shaping or molding steps on same workpiece
Patent
1986-09-02
1987-08-04
Derrington, James
Plastic and nonmetallic article shaping or treating: processes
Mechanical shaping or molding to form or reform shaped article
Plural sequential shaping or molding steps on same workpiece
264301, 264304, 128132R, 428 35, B29C 1300
Patent
active
046844902
ABSTRACT:
A process of making a polyurethane condom which comprises providing an organic solvent solution of a polyurethane, dipping a condom form or mold into the polyurethane solution, raising the form from solution and allowing the resultant deposited film to cure at elevated temperatures, thereby forming the condom.
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McGary, Jr. Charles W.
Taller Robert A.
Derrington James
Deseret Medical Inc.
Grindle Robert P.
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