How calculate the amount of isocyanate required to make PCL/PEG based PU?

07 October 2017 1 6K Report

Dear all, I am looking for a procedure to calculate the amount of isocyanate required to make PEG/PCL based PU may be from NMR through OH number. Please provide your suggestions.

Thanking you in advance.

Billa Narasimha Rao

Thank you Amin

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