Process for preparing aspartates

C - Chemistry – Metallurgy – 07 – C

Patent

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Details

C07C 251/08 (2006.01) C07C 219/06 (2006.01) C08G 18/38 (2006.01) C08G 18/79 (2006.01) C08G 63/685 (2006.01) C09D 175/04 (2006.01) C09D 175/06 (2006.01)

Patent

CA 2481728

The present invention relates to novel aspartates, their method of production and the use of these aspartates as reactive components for polyisocyanates in two-component polyurethane coating compositions and for preparing polyurethane prepolymers. The aspartaes are prepared by first reacting a di- or polyamine with an unsaturated ester and then reacting the resultant product with a ketone.

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