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

• Main Authors: YOSIZATO; AKIHIKO, FURUBEPPU; SATOSHI
• Format: Patent
• Language: English
• Published: 09.05.1995
• Edition: 6
• Subjects: ACYCLIC OR CARBOCYCLIC COMPOUNDS; CHEMISTRY; COMPOSITIONS BASED THEREON; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; METALLURGY; ORGANIC CHEMISTRY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP

A diaminourea compound having the formula (I); (I) wherein R1 and R2 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 C1-C4 alkyl-substituted phenylene group, a C1-C4 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. A diaminourea compound having the formula (I); (I) wherein R1 and R2 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 C1-C4 alkyl-substituted phenylene group, a C1-C4 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.