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US 3,979,545 AGranted
Synthetic fiber impregnated with flame retardant compositions containing halogen containing amides
AssigneeNational Distillers and Chemical Corporation
InventorsHarry Braus, Jay R. Woltermann
Life of this patent
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Abstract
The flame resistance of synthetic fibers and solid polymers are improved by treatment with a halogen containing amide having the formula ##EQU1## wherein R is lower alkoxy; lower alkoxy carbonyl; ##EQU2## X is chlorine or bromine; m is 0 or 1; n is 1-6; and y is 1-13.
Claims4
A synthetic fiber of improved flame resistance which comprises said synthetic fiber impregnated with an effective flame resistant amount of a halogen containing amide of the formula ##EQU14## wherein R is lower alkoxy, lower alkoxy carbonyl, ##EQU15## X is chlorine or bromine;
- m is 0 or 1;
- n is 1-6;
- and y is 1-13.
Dependencies are inferred from the claim text.