Michael Wilhelm

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Questions related from Michael Wilhelm

Why is the characteristic strong band at 2280 cm^-1 in FTIR of deblocked HDCL (=HDI) missing?

Hi all, I am currently investigating the deblocking behavior of hexamethylenedicarbamoylcaprolactam (HDCL) to hexamethylene-1,6-diisocyanate (HDI) by temperature. The graph shows the absorption as...

14 April 2023 6,389 0 View

DSC: What happens to my monomer (epsilon-caprolactam) at 180°C at cooling?

Hi all, I have a question regarding my results of a DSC measurement of epsilon-caprolactam (see picture attached). Regarding to the technical datasheet, the melting point matches quite good the...

01 September 2018 5,293 4 View