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Polyurethane Coatings: A Brief Overview

From JPCL, August 2013

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by Michael Praw, BASF Corporation

This article is the sixth installment of JPCL’s 2013 series on generic coatings types. The author gives a brief overview of polyurethanes, including their basic chemistry, their main properties, and some of their current uses as high-performance protective coatings....
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Tagged categories: Polyurethane

Comment from Gordon Kuljian, (9/12/2013, 11:32 AM)

Furthermore, I quote from the referenced article "A urethane is the result of the reaction between an isocyanate and an alcohol, and is also known as a carbamate. A polyurethane (PUR) is the reaction of a polyisocyanate and a polyol, forming a thermoset polymer. If an amine is used instead of a polyol, then a polyurea is formed instead of a polyurethane. Figure 1 shows the reactions." So the correct answer should be false.


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