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Dithiophosphoric Acid Monomers for Polymer Synthesis and Functionalization
This technology is a new polymer chemistry composed of –SH-P=S-function groups which can be made from elemental sulfur, white phosphorus, and cheap alcohols, providing a route for non-petroleum-based polymers from widely available raw materials. Functionalized polymers of a reaction product of a polymer including one or more olefins and a dithiophosphoric...
Published: 4/3/2023   |   Inventor(s): Dong-Chul Pyun, Jianhua Bao, Jon Njardarson
Keywords(s):  
Category(s): Technology Classifications > Energy, Cleantech & Environmental > Petrochemical, Technology Classifications > Materials > Chemicals, Technology Classifications > Materials > Polymers
Synthesis of New Polysulfide Materials derived from Sulfur Monochloride with for Optical Material Applications
This invention describes a range of low-cost polymer compositions and method of making for high index, high Abbe number consumer optics. This process improves upon the synthesis of thermoplastic and thermoset polymers, achieving both high molecular weight in linear thermoplastics and highly crosslinked thermosets. It was also found that these materials...
Published: 4/3/2023   |   Inventor(s): Dong-Chul Pyun, Robert Norwood, Jon Njardarson, Kyung-Seok Kang
Keywords(s):  
Category(s): Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Imaging & Optics > Materials & Fabrication > Optical, EO & MO, Technology Classifications > Materials > Chemicals, Technology Classifications > Materials > Polymers
Functionalization of Soluble Guayule Resins using Functional Dithiophosphoric Acids
Functionalized polymers of a reaction product of a polymer including one or more olefins and a dithiophosphoric acid compound can provide a wide range of olefinic polymers in bulk-neat conditions or in solution via eletrophilic addition processes. Such new compositions provide a wide range of new functional polymers via an inexpensive polymer production...
Published: 5/10/2023   |   Inventor(s): Dong-Chul Pyun, Jon Njardarson
Keywords(s):  
Category(s): Technology Classifications, Technology Classifications > Energy, Cleantech & Environmental > Low Carbon, Technology Classifications > Materials > Chemicals, Technology Classifications > Materials > Polymers, Technology Classifications > Materials > Processing, Technology Classifications > Materials > Biomaterials
Functionalization of Soluble Polydienes and Polyisoprenes using Dithiophosphoric Acids
Researchers at the University of Arizona have found that functionalized polymers of a reaction product of a polymer including one or more olefins and a dithiophosphoric acid compound can provide a wide range of olefinic polymers in bulk-neat conditions or in solution via eletrophilic addition processes. Suitable olefins include polybutadienes, polyisoprenes,...
Published: 4/3/2023   |   Inventor(s): Dong-Chul Pyun, Jon Njardarson
Keywords(s):  
Category(s): Technology Classifications > Imaging & Optics > Materials & Fabrication > Optical, EO & MO, Technology Classifications > Materials > Chemicals, Technology Classifications > Materials > Coatings, Technology Classifications > Materials > Polymers
Thermal Paste
This technology is a novel high-heat transfer material composition, which is a cost-effective thermal paste for use in heat removal applications. Background: Thermal paste is a material used as an interface between a heat-producing electronic component or device (such as a microprocessor) and a heat dissipation device (heatsink). Thermal paste helps...
Published: 4/3/2023   |   Inventor(s): Jacob Bernal
Keywords(s):  
Category(s): Technology Classifications > Engineering & Physical Sciences > Electronics > Computer Hardware, Technology Classifications > Engineering & Physical Sciences > Transportation & Automotive > Battery and Wireless Power Transfer, Technology Classifications > Materials > Chemicals
Low Cost Flame Retardant Polymers from Low Cost Olefinic Comonomers
This technology is an approach to using sulfenyl-halide polymerization with olefinic comonomers to prepare a new class of intrinsically flame-retardant polymers for the production of a wide range of thermoplastics, thermoplastic elastomers, and thermoset materials. Materials prepared with this technology have afforded a V0 UL-94V flame retardancy rating...
Published: 4/3/2023   |   Inventor(s): Dong-Chul Pyun, Robert Norwood, Jon Njardarson, Richard Glass, Taeheon Lee, Chisom Olikagu, Kyung-Seok Kang
Keywords(s):  
Category(s): Technology Classifications > Materials > Chemicals, Technology Classifications > Materials > Coatings, Technology Classifications > Materials > Polymers
New Polysulfide Materials derived from Sulfur Monochloride for Flame Retardant Polymers
This technology is an approach to using sulfenyl-halide polymerization with olefinic comonomers to prepare a new class of intrinsically flame-retardant polymers for the production of a wide range of thermoplastics, thermoplastic elastomers, and thermoset materials. Materials prepared with this technology have afforded a V0 UL-94V flame retardancy rating...
Published: 4/3/2023   |   Inventor(s): Dong-Chul Pyun, Kyung-Seok Kang
Keywords(s):  
Category(s): Technology Classifications > Materials > Chemicals, Technology Classifications > Materials > Coatings, Technology Classifications > Materials > Polymers
Intracellular Delivery of Small Molecule Reactive Ligands for Bioconjugation
A protected small molecule probe is delivered intracellularly and subsequently releases an aryl diazonium ion for use as a bioconjugation agent or drug delivery agent. This technology enables a novel chemical probe for observing intact biological cells. It builds on previous IP developed by Jewett laboratory for protection, as a class of chemistry enabling...
Published: 4/3/2023   |   Inventor(s): John Jewett, Natasha Cornejo, Bismark Amofah, Lindsay Guzman, W Mudiyanselage Anjalee Wijetunge, Indraneel Ghosh, Danielle Johnson, Abigail Shepard
Keywords(s):  
Category(s): Technology Classifications > Materials > Chemicals, Technology Classifications > Research Tools > Reagents
Consumer Optics with Low Cost Polymers
This invention describes a range of low-cost polymer compositions and method of making for high index, high Abbie number consumer optics. Background: The consumer eyewear global market estimated at greater than $100 billion. Current optical polymer technology revolves around well-established thermoplastic or thermoset polymers, including polycarbonates...
Published: 4/3/2023   |   Inventor(s): Dong-Chul Pyun, Robert Norwood, Jon Njardarson, Richard Glass, Taeheon Lee, Chisom Olikagu, Kyung-Seok Kang
Keywords(s):  
Category(s): Technology Classifications > Materials > Chemicals, Technology Classifications > Materials > Polymers, Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Imaging & Optics > Ophthalmology, Technology Classifications > Imaging & Optics > Optical Fab / Metrology
Natural Rubber Vulcanization using Chalcogenide Hybrid Inorganic/Organic Polymers
A new high sulfur content polymer has been developed for tire vulcanization. This polymer may improve chemical compatibility, mixing, and result in more efficient crosslinking. Background: Sulfur, the traditional vulcanizing agent for tire rubber, is largely insoluble in rubber precursors and requires high temperatures to form crosslinks. Even with...
Published: 4/3/2023   |   Inventor(s): Dong-Chul Pyun, Taeheon Lee, Kyle Carothers
Keywords(s):  
Category(s): Technology Classifications > Materials > Polymers, Technology Classifications > Materials > Chemicals
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