C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
400/7402, 260/24
C07D 251/34 (2006.01) C08G 18/79 (2006.01)
Patent
CA 1180333
ABSTRACT OF THE DISCLOSURE The present invention relates to a process for the preparation of novel isocyanato-isocyanurates by the catalytic trimerization of a mixture of hexamethylene diisocyanate and l-isocyanato-3,3,5-trimethyl-5-isocyana- tomethyl-cyclohexane in a mole ratio of about 1:4 to 4:1, and to the products produced therefrom. The present invention also relates to the use of these products, optionally in blocked form, as the isocyanate component in ?olyurethane lacquers.
384664
Breidenbach Peter
Josef Pedain
Mennicken Gerhard
Rock Manfred
Aktiengesellschaft Bayer
Marcoux & Sher Swabey Mitchell Houle
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