Near-infrared analysis of polyols

Near-Infrared Spectroscopy Application Note NIR–7 Near-infrared analysis of polyols: process monitoring in a hostile environment During polymerization, real-time determination of hydroxyl and acid numbers of polyols provide important information about the molecular weight and the reaction end point. This Application…

Application Bulletin 414 Analysis of polymers using near-infrared spectroscopy Branch Plastics and polymers Keywords Near-infrared spectroscopy, polymer, monomer, polymerization, polypropylene, polyethylene, PET, polyuethane, polystyrene, resin, polyols, polyesters, polyolefin, hydroxyl number, hydroxyl value, acid value, density, melt flow index, melt flow…

INTERVIEW Polymer & Polyol Analysis Fast and reliable with NIR Spectroscopy The Metrohm near-infrared XDS RapidLiquid Analyzer is proven to be a valuable instrument for easy and reliable quality control of both the starting materials and intermediate products of polyols…

Metrohm White Paper Lean manufacturing of polyurethane, assisted by near-infrared (NIR) and Raman spectroscopy Alexander Kadenkin Chemical manufacturing such as polyurethane production is characterized by a cost intensive production process combined with a negative ecological impact. These adverse effects can…