Search Results - polymer+chemistry

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Nanoparticulate Apatite-Coated-Calcite/Limestone Filter Materials for Removing Contaminants From Contaminated Water

Docket# 14-3027-1Fluorosis, a disease caused by chronic excessive ingestion of fluoride (F-) primarily through drinking contaminated groundwater, is a major health challenge particularly in developing countries. Excess fluoride may produce several health problems such as dental fluorosis, skeletal fluorosis and various neurological manifestations. Several...
Published: 12/21/2022   |   Inventor(s): Satish Myneni, Peter Jaffe
Keywords(s): Chemistry, civil engineering, earth science, green tech, polymer chemistry, wastewater management, water
Category(s): Ceramics/Material Sciences

Process for Large-Scale Free-Form 3D Printing

Process for Large-Scale Free-Form 3D Printing Princeton Docket # 14-3040 Large-scale 3D printers have constraints which include being slow for mass production, not cost-effective, and limited in available printing materials. Researchers in the School of Architecture at Princeton University have developed a technique for increasing the viability...
Published: 12/21/2022   |   Inventor(s): Ryan Johns, Nicholas Foley, Axel Kilian
Keywords(s): 3D Printing, polymer chemistry
Category(s): Ceramics/Material Sciences

Transition Metal Catalysts for Olefin Polymerization

Transition Metal Catalysts for Olefin Polymerization Princeton Docket # 14-3038 Presently, only free radical copolymerizations of ethylene and polar industrial monomers (e.g, vinyl acetate or acrylic acid) at high temperatures and very high pressures have been commercialized. This existing technology, however, inherently lacks precise control over...
Published: 9/6/2022   |   Inventor(s): Bradley Carrow, Wei Zhang
Keywords(s): catalyst, Chemistry, polymer chemistry
Category(s): Chemistry