A quantitative study of the allophanate formation reaction in PIR foams by FT-IR spectroscopy
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DOI: 10.1177/0021955x221141544
Abstract: The method for determining the concentrations of the main functional groups in rigid polyisocyanurate (PIR) foams was developed using ATR-FTIR spectroscopy. On the example of a series of rigid PIR foams of isocyanate indexes (II)… read more here.
Keywords: pir foams; spectroscopy; study allophanate; quantitative study ... See more keywords