C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/605.8
C07C 87/38 (1985.01)
Patent
CA 1248552
ABSTRACT OF THE DISCLOSURE: This invention describes novel diamines of formu- lae: Image in which R is an alkyl radical having from 1 to 12 carbon atoms. The diamines of this invention are useful for the preparation of their corresponding diisocyanates for exam- ple, via phosgenation and subsequent thermal cleavage of the intermediately formed carbamic chloride. The diisocyanates are used for the preparation of plastics, preferably polyurethanes, and crop protection agents.
529628
Hahn Erwin
Neumann Peter
Basf Aktiengesellschaft
Robic Robic & Associes/associates
LandOfFree
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