Near-infrared analysis of polyols
Applications | | MetrohmInstrumentation
NIR Spectroscopy
IndustriesEnergy & Chemicals
ManufacturerMetrohm
Key wordshydroxyl, polyols, number, nir, polyol, end, xds, oxides, nirs, secondary, primary, groups, infrared, amines, moisture, transmission, ethylene, overtone, near, numbers, absorptions, spectroscopy, polyurethanes, foss, analyzer, optiprobe, isocyanate, rapidliquid, produced, nondestructive, increasing, methyl, better, rating, substitution, polymerization, molecular, description, ratio, backbone, substituted, gram, uniquely, sample, propylene, quantitate, appears, equation, producing, derivatives
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nirs, nirspolyol, polyolrapidliquid, rapidliquidwanhua, wanhuaanalyzer, analyzerinfrared, infraredxds, xdsnear, nearpolymer, polymerpolyols, polyolslaboratories, laboratoriesimplementation, implementationverification, verificationmetrohm, metrohmyou
Lean manufacturing of polyurethane, assisted by near-infrared (NIR) and Raman spectroscopy
2018|Metrohm|Technical notes
Metrohm White PaperLean manufacturing of polyurethane,assisted by near-infrared (NIR) andRaman spectroscopyAlexander KadenkinChemical manufacturing such as polyurethane production is characterized by a cost intensive production process combined with a negative ecologicalimpact. These adverse effects can be significantlyimproved by using vibrational spectroscopy....
Key words
nir, nirmetrohm, metrohmspectroscopy, spectroscopypaper, paperwhite, whitequality, qualityproduction, productionmanufacturing, manufacturingonline, onlinepolyols, polyolslean, leandnt, dntacid, acidpolyurethane, polyurethanemdi
Analysis of polymers using near-infrared spectroscopy
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Application Bulletin 414Analysis of polymers using near-infrared spectroscopyBranchPlastics and polymersKeywordsNear-infraredspectroscopy,polymer,monomer,polymerization,polypropylene,polyethylene,PET,polyuethane, polystyrene, resin, polyols, polyesters,polyolefin, hydroxyl number, hydroxyl value, acid value,density, melt flow index, melt flow rate, viscosity, additive,carboxyl end group, carboxyl number.SummaryThis Application Bulletin presents some examples of NIRapplications and...
Key words
nir, nirindicate, indicateequivalent, equivalentsummary, summarysampling, samplingspectroscopy, spectroscopymonitor, monitorxds, xdsrecommended, recommendednirs, nirsresults, resultspolymer, polymerinfrared, infraredused, usednear
Near-infrared analysis of polyols: process monitoring in a hostile environment
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Near-Infrared Spectroscopy Application Note NIR–7Near-infrared analysis ofpolyols: process monitoring in ahostile environmentDuring polymerization, real-time determination of hydroxyl and acidnumbers of polyols provide important information about the molecularweight and the reaction end point. This Application Note sheds light onthe practical aspects...
Key words
polyol, polyolpolyols, polyolsnir, nirhydroxyl, hydroxylprocess, processbatch, batchovertone, overtonespectroscopy, spectroscopymlr, mlrproduction, productionmonitoring, monitoringendpoints, endpointsreal, realanhydroguide, anhydroguideovercooking