C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
117/34, 400/7019
C09K 21/00 (2006.01) D06M 11/72 (2006.01) D06M 13/432 (2006.01) D06M 15/277 (2006.01)
Patent
CA 1336996
Aqueous compositions imparting semi durable flame retardant properties to cellulosic substrates contain an ammonium or organic quaternary ammonium condensed phosphate and a dispersion of a fluoropolymer and preferably a carbamic acid derivative such as urea. The substrate are impregnated and cured at 120-170°C.
609809
Black Robert William
Cole Robert
Albright & Wilson Limited
Sim & Mcburney
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