Determination of additives in polymer pellets by near-infrared spectroscopy
Applications | | MetrohmInstrumentation
NIR Spectroscopy
IndustriesMaterials Testing
ManufacturerMetrohm
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Analysis of polymers using near-infrared spectroscopy
|Metrohm|Guides
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…
Key words
nir, nirindicate, indicateequivalent, equivalentspectroscopy, spectroscopysummary, summarysampling, samplingxds, xdsrecommended, recommendedmonitor, monitornirs, nirsresults, resultspolymer, polymerinfrared, infraredused, usednear
Near-infrared analysis of polyols: process monitoring in a hostile environment
|Metrohm|Applications
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…
Key words
polyol, polyolpolyols, polyolsnir, nirhydroxyl, hydroxylprocess, processbatch, batchovertone, overtonespectroscopy, spectroscopymlr, mlrproduction, productionmonitoring, monitoringendpoints, endpointsreal, realanhydroguide, anhydroguideovercooking
Analysis of copolymer levels in polymer pellets by near-infrared spectroscopy
|Metrohm|Applications
Near-Infrared Spectroscopy Application Note NIR–3 Analysis of copolymer levels in polymer pellets by near-infrared spectroscopy This Application Note describes the determination of copolymer levels in polyethylene (PE) and polyvinylacetate (PVA) pellets using NIRS. Without any sample preparation and within less…
Key words
nir, nircopolymer, copolymerinfrared, infraredpelletized, pelletizedinverts, invertsdescription, descriptionnear, nearspectroscopy, spectroscopyrapidcontent, rapidcontentmath, mathpellet, pelletscattered, scatteredmethod, methodxds, xdspellets
Analysis of chemicals using near-infrared spectroscopy
|Metrohm|Guides
Application Bulletin 409 Analysis of chemicals using near-infrared spectroscopy Branch Chemicals Keywords Near-infrared spectroscopy, chemicals, process monitoring, chemical reaction, moisture determination, hydrocarbon, acid, resin, solvent. No. 5: Qualitatively differentiating aqueous solutions of aluminum chlorhydroxide and AIC136H20, and solids aluminum zirconium…
Key words
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