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US 4,396,676 AGranted
Roving
AssigneeOwens-Corning Fiberglas Corporation
InventorsRobert C. Brannon, Leonard J. Adzima, Timothy W. Ramey
Life of this patent
Estimating the term…
Abstract
Cocoa amine acetate and a polyamide condensate, in combination as a lubricant in a glass size, result in glass strands exhibiting less fuzz than does glass sized with a size containing either of the two components, individually.
Claims6
Glass strands having their surface in contact with residue formed by removing water from an aqueous size composition comprising a polyester and a lubricant system comprising cocoa amine acetate and a polyamide condensate comprising polyethyleneimine.
Dependencies are inferred from the claim text.