Process for reducing residual isocyanate
Assignee3M Innovative Properties Company
InventorsJiangdong Tong, Ashok Sengupta
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Abstract
The invention provides a process for reducing the amount of monomeric polyisocyanate in a composition comprising a polymer or oligomer bearing isocyanate groups, the method comprising reacting the composition with a quenching agent, the quenching agent comprising an arylalkyl alcohol and an alkoxysilane bearing a secondary amino group.
Claims7
A process for reducing the amount of monomeric polyisocyanate in a composition comprising a polymer or oligomer bearing isocyanate groups, the method comprising reacting the composition with a quenching agent, the quenching agent comprising an arylalkyl alcohol and an alkoxysilane bearing one secondary amino group.
Dependencies are inferred from the claim text.