Diaminourea compound and process for production thereof and high heat resistant polyurethaneurea and process for production thereof

摘要

A diaminourea compound having the formula (I); ##STR1## wherein R.sub. 1 and R.sub.2 are independently a straight or branched alkylene group having 2 to 8 carbon atoms, an alicyclic alkylene group having 6 to 15 carbon atoms, a phenylene group, a C.sub.1 -C.sub.4 alkyl- substituted phenylene group, a C.sub.1 -C.sub.4 mono- or di-alkylene substituted phenylene group, or a methanediphenylene group, and a production process thereof as well as a high heat resistant polyurethaneurea derived therefrom and a production process thereof.