Process for the production of polyurethane resins

Details Process for the production of polyurethane resins Process for the production of polyurethane resins

C - Chemistry, Metallurgy

08

G

402/131, 402/132

C08G 18/65 (2006.01) C08G 18/10 (2006.01) C08G 18/83 (2006.01)

Patent

CA 1075397

ABSTRACT OF THE DISCLOSURE The instant invention is directed to a process for the production of polyurethane resins, comprising reacting an isocyanate and polyamines of the formula: Image in which represents an integer of between 2 and 10, represents an n-valent organic group such as can be obtained by the removal of n hydroxyl groups from a polyhydroxyl compound which has an average molecular weight of between about 200 and about 10,000 and which may contain urethane groups, represents an alkylene, cycloalkylene, arylene or aralkylene group having 2 to 15 carbon atoms and represents an alkylene, cycloalkylene, arylene or aralkylene group having from 2 to 15 carbon atoms and represents hydrogen or an alkyl or cycloalkyl group having from 1 to 9 carbon atoms or it represents an alkylene group which together with R2 and -NH- forms a 5-membered or 6-membered ring.

262098

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