1.1 Carbon-13 Nuclear Magnetic Resonance Spectroscopy (¹³C NMR) measures the primary hydroxyl content of ethylene oxide (EO)-propylene oxide (PO) polyether polyols used in preparing flexible polyurethane foams. This method is best suited for polyether polyols with primary hydroxyl contents of 10 to 90 %.

Product Details

Published:

03/01/2023

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7

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1 file , 320 KB

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2 files , 630 KB

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