Isocyanates derived from dienes and process and their...

Details Isocyanates derived from dienes and process and their... Isocyanates derived from dienes and process and their...

C - Chemistry, Metallurgy

07

C

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C07C 265/00 (2006.01) C07C 271/10 (2006.01) C07C 271/12 (2006.01) C07C 271/20 (2006.01) C07D 239/10 (2006.01) C08G 18/73 (2006.01) C08G 18/81 (2006.01)

Patent

CA 1317949

29,718 ISOCYANATES DERIVED FROM DIENES AND PROCESS FOR THEIR PREPARATION ABSTRACT A process is disclosed for the preparation of novel wholly aliphatic mono- and diisocyanates by thermal frac- turing diurethanes that have been prepared by acid-catalyzed addition of alkyl carbamates to olefinic compounds, especi- ally dienes. The compounds can be modified or used per se to produce curable compositions, e.g., with polyols.

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