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Solvent-Free Silsesquioxane for 3D Printing Glass Optics
3D printing of glass has demonstrated potential in diverse fields, such as photonics, imaging, and microfluidics. Researchers at the University of Arizona have developed a solvent-free polymeric silsesquioxane (PSQ) resin for 3D printing glass objects with high precision through a two-photon polymerization (TPP) method. The PSQ resin exhibits reduced...
Published: 7/25/2024
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Inventor(s): Rongguang Liang, Piaoran Ye, Zhihan Hong, Douglas Loy
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Engineering & Physical Sciences > Industrial & Manufacturing, Technology Classifications > Imaging & Optics > Optical Fab / Metrology, Technology Classifications > Imaging & Optics > Materials & Fabrication
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Recovery and Separation of Metals from Aqueous Sources Utilizing Glycolipid Modified Hydrogels and Resins
This invention describes a methodology for using glycolipid-modified, reusable hydrogels to recover, concentrate, and separate toxic metals from aqueous solutions.
Background:
Heavy and toxic metal contamination poses a significant risk to human and environmental health in many commercial and environmental settings. Many commercial endeavors in fields...
Published: 5/1/2024
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Inventor(s): Douglas Loy, David Hogan, Raina Maier, Alicja Babst-Kostecka, SusanKaye Perez, Chett Boxley, Ryan Stolley
Keywords(s):
Category(s): Technology Classifications > Energy, Cleantech & Environmental, Technology Classifications > Energy, Cleantech & Environmental > Remediation > Water
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UV-Curable Thiol-ene System for Broadband Infrared Transparent Objects
This invention is a UV-curable Thiol-ene system that marks a significant advancement in the production of infrared (IR) transparent materials. This solution harnesses an original thiol-ene strategy, which employs a meticulously designed combination of multithiols and divinyl oligomers (DVO). These components are exclusively comprised of C, H, and S...
Published: 1/10/2024
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Inventor(s): Rongguang Liang, Piaoran Ye, Zhihan Hong, Douglas Loy
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Materials & Fabrication
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3D Printed Lightguide Array for Optical Imaging
This technology is a collection of transparent glass or polymer elements (a lightguide array) for routing light to an array of sensors for use in spectral imaging.
Background:
Spectral imaging combines traditional optical images with spectroscopy to capture the spectral properties at each part of an image. This technology is useful because it can...
Published: 6/27/2024
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Inventor(s): Rongguang Liang, Zhihan Hong, Piaoran Ye, Douglas Loy, Yuanyuan Sun
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Imaging & Optics > Displays
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Ambient Dried Aerogels based on Alkyl Sulfide Bridged Polysilsesquioxanes
Aerogel is a low-density solid material that is produced by removing the liquid component from a conventional gel. Ambient dried aerogels utilize calculated levels of temperature and pressure using certain chemicals to remove the liquids from the aerogel. This technology is a method of preparation of low density, porous aerogels without the use of supercritical...
Published: 8/1/2024
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Inventor(s): Douglas Loy, Kevin Frederick
Keywords(s):
Category(s): Technology Classifications > Materials > Polymers
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Optical Materials for Printing Glass Optics
This technology uses a liquid, solvent-free, silica precursor, and two-photon 3D printing process for high-precision glass micro-optics.
Background:
Inorganic glasses are widely used in industry due to their excellent optical, chemical, and thermal properties. Conventional grinding and polishing methods are the current standard for fabricating spherical,...
Published: 1/31/2024
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Inventor(s): Rongguang Liang, Douglas Loy, Piaoran Ye, Zhihan Hong
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics
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Photo-Curable Liquid Acrylate and Methacrylate Modified Silsesquioxane Oligomers with Built In Radical Initiators for Additive Manufacturing
This invention is a new photochemically curable resin with photo initiators for radical curing. This invention allows for faster curing rates using high and controlled concentrations of initiators. The invention also improves upon currently available resins, as this invention reduces the chances of resin chemical leaching and solves plasticization issues....
Published: 8/1/2024
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Inventor(s): Douglas Loy, Rongguang Liang, Alyssa Ellsworth, Zhihan Hong
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences, Technology Classifications > Engineering & Physical Sciences > Industrial & Manufacturing, Technology Classifications > Materials, Technology Classifications > Materials > Polymers
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3D Printing Using Tholins or Other Extraterrestrial Polymers
This technology will utilize non-earthbound resources as a polymer for use in 3D printing materials. This technology utilizes a polymer derived from Tholins.
Background:
It is costly and impractical to transport large amounts of material for construction and repair during space exploration and travel. 3D printing utilizing materials found in space...
Published: 8/1/2024
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Inventor(s): Douglas Loy
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences, Technology Classifications > Engineering & Physical Sciences > Industrial & Manufacturing, Technology Classifications > Materials > Polymers
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3D Printing of Glass Structures Using Laser Patterning of Precondensed, Liquid Silica and Organically Modified Silica Polymers
This technology allows for 3D printers to print optical structures that have a glassy texture. The technology takes liquid polymer silica and transforms it into the desired optical structure, with minimal shrinkage.
Background:
The 3D printer market has had an increasing demand and growth over the past few years. With the wide variety that the market...
Published: 1/31/2024
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Inventor(s): Douglas Loy, Rongguang Liang
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Industrial & Manufacturing, Technology Classifications > Materials > Ceramics, Technology Classifications > Materials > Polymers
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Photochemically Stable, Non-Leaching, Bridged Polysilsesquioxane Based Sunscreens
This technology is a non-toxic, long-lasting sun protection based on nanoparticles of bridged polysilsesquioxanes.
Background:
UV radiation (100 – 400 nm) represents ~10% of electromagnetic radiation (sunlight) that reaches the Earth's surface, and can be separated into three main types: UVC (100 – 290 nm), which has the shortest...
Published: 8/1/2024
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Inventor(s): Douglas Loy, Stephanie Tolbert
Keywords(s):
Category(s): Technology Classifications > Healthcare Portfolios > Dermatology, Technology Classifications > Materials > Nanomaterials, Technology Classifications > Materials > Polymers
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