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Dithiophosphoric Acid Monomers for Polymer Synthesis and Functionalization
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: 1/24/2023   |   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 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: 1/24/2023   |   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...
Published: 1/24/2023   |   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
­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...
Published: 1/13/2023   |   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
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: 7/15/2022   |   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...
Published: 9/6/2022   |   Inventor(s): Dong-Chul Pyun, Kyung Seok Kang
Keywords(s):  
Category(s): Technology Classifications > Materials > Chemicals, Technology Classifications > Materials > Coatings, Technology Classifications > Materials > Polymers
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: 7/15/2022   |   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: 7/15/2022   |   Inventor(s): Dong-Chul Pyun, Taeheon Lee, Kyle Carothers
Keywords(s):  
Category(s): Technology Classifications > Materials > Polymers, Technology Classifications > Materials > Chemicals
SmartPrint Polymer Material and Design for the Connection of Separate Optical Chips
This technology is a further development of interconnect polymer waveguides for photonics packaging and integration. Here, a flexible optical substrate is attached and aligned to individual photonic chip components to form an optical waveguide. The waveguide comprises a refractive index contrast (RIC) polymer directly patterned using a photolithography...
Published: 7/15/2022   |   Inventor(s): Linan Jiang, Dong-Chul Pyun, Robert Norwood, Tristan Kleine, Julie Frish, Thomas Koch, Stanley Pau, Roland Himmelhuber, Abhinav Nishant, Kyungjo Kim, Sasaan Showghi
Keywords(s):  
Category(s): Technology Classifications > Engineering & Physical Sciences > Electronics > Assembly and Packaging, Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Engineering & Physical Sciences > Semiconductors, Technology Classifications > Imaging & Optics > Fiber Optics, Technology Classifications > Imaging & Optics > Materials & Fabrication > Optical, EO & MO, Technology Classifications > Imaging & Optics > Telecommunications > Electro-Optic Devices, Technology Classifications > Materials > Polymers, Technology Classifications > Software & Information Technology > Communications & Networking, Technology Classifications > Software & Information Technology > Web & Internet, Technology Classifications > Engineering & Physical Sciences > Communications & Networking > Optical, Technology Classifications > Engineering & Physical Sciences > Electronics > Computer Hardware, Technology Classifications > Engineering & Physical Sciences > Electronics > Digital Circuits
Novel High Refractive Index and Abbie Value Polymers for Advanced Lower Cost Optical Eyewear
Copolymerization of chalcogenide halides with widely available unsaturated monomers is used to create advanced polymer materials for consumer plastic optics, consumer eye wear, and smart phone plastic optics. Background: Sulfenyl chlorides are a widely known but largely ignored class of sulfur compounds that are highly reactive toward nucleophiles...
Published: 7/15/2022   |   Inventor(s): Dong-Chul Pyun, Robert Norwood, Jon Njardarson, Richard Glass, Taeheon Lee, Chisom Olikagu, Kyle Carothers
Keywords(s):  
Category(s): Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Imaging & Optics, Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Imaging & Optics > Materials & Fabrication > Optical, EO & MO, Technology Classifications > Imaging & Optics > Ophthalmology, Technology Classifications > Materials > Polymers
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