Verfahren zur Herstellung von Ureidomethylphosphonsaeurehalogeniden

摘要

1288096 Flame-proofing fabrics BADISCHE ANILIN & SODA FABRIK AG 22 Dec 1969 [28 Dec 1968] 62283/69 Heading DIP [Also in Division C2] A cellulose fabric is given a flameproof finish by impregnating it with an aqueous ammonia solution containing a cycloureido-N, N'- dimethyl phosphonyl chloride of the formula: wherein R 1 and R 2 together with the ureido group form a heterocyclic ring, squeezing the fabric to a specified liquor pickup and then drying.