Polyurethane forming compsns - for upholstery or coating foams
Реферат: Compsns. comprise >=1 polyfunctional polyisocyanate e.g. diphenylmethane diisocyanate) a cpd. reactive therewith (e.g. a polyol) and 4-chloro-m-phenylene diamine (I) as chain extender. Use of (I) eliminates the conventional potentially carcinogenic methylene-bis-o-chloraniline.
POLYURETHANE FORMING COMPOSITIONS
Номер патента: DE2326066A1. Автор: Charles Walter Dipl Chem King. Владелец: Clifford Covering Co Ltd. Дата публикации: 1973-12-13.