Flame-retardant yarn or thread containing brominated ester of oleic or linoleic acid
AssigneeDixie Yarns, Inc.
InventorJefferson Lyle Claiborne
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Abstract
A flame-retardant yarn or thread containing a flame retardant lubricant, which is a brominated ester of oleic or linoleic acid, is disclosed. The esters are brominated at those portions of the ester having original ethylenic unsaturation and function both as a lubricant and a flame retardant.
Claims16
A flame-retardant yarn or thread, comprising a yarn or thread having applied thereto a flame-retardant lubricant which is a polybrominated ester selected from (1) compounds of the formula ##STR3## wherein ##STR4## is a dibrominated oleic or linoleic acid moiety and R.sub.2 is selected from the group consisting of unsubstituted, dibrominated, or tetrabrominated straight or branched chain saturated aliphatic groups having from 1 to about 20 carbon atoms;
- H -- (OR.sub.3).sub.x --
- wherein R.sub.3 is an alkylene group having 2 to 3 carbon atoms and x is a number from 1 to about 25 and
- glycerol sans a hydroxyl group;
- 2.
Dependencies are inferred from the claim text.