Process for flameproofing organic fiber material
AssigneeCiba-Geigy Corporation
InventorsHermann Nachbur, Arthur Maeder
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Abstract
Process for flameproofing organic material, which comprises applying to said material a preparation containing a phosphate of the formula ##STR1## wherein X is phenyl or substituted phenyl, R.sub.1 and R.sub.2 each is bromoalkylene, then drying the material and subjecting it to heat treatment.
Claims15
A process for flameproofing organic fiber material, which comprises applying to said material a preparation which contains a phosphate of the formula ##STR25## ##STR26## ##STR27## wherein each of R.sub.1 and R.sub.2 is bromoalkyl with 2 to 6 carbon atoms and X.sub.o is unsubstituted phenyl, phenyl which is substituted in ortho- or para-position by phenyl, monoalkylphenyl or dialkylphenyl with 1 to 9 carbon atoms in each alkyl moiety;
- drying the material and subjecting it to a heat treatment at 175.degree. to 220.degree. C. for about 10 to 200 seconds.
Dependencies are inferred from the claim text.