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Novel self-healing commodity copolymers based on 2-ethylhexyl acrylate
NU2023-240
INVENTORS
John Torkelson*
Tong Wang
SHORT DESCRIPTION
This invention describes a new class of random copolymers that exhibit autonomous self-healing behavior at room temperature. The copolymers, derived entirely from commodity comonomers including 2-ethylhexyl acrylate, fully recover their material properties after damage.
BACKGROUND
The...
Published: 11/6/2025
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Inventor(s):
Keywords(s): Materials, Polymer, Smart/Functional materials
Category(s): Physical Sciences > Materials and Industrial Processes
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Covalent Adaptable Networks with Associative Siloxane Exchange Enabled by Amide-Based Internal Catalysis
NU2025-056
INVENTORS
John Torkelson*
Tapas Debsharma
Nathan Purwanto
Tong Wang
SHORT DESCRIPTION
A technology that introduces internally catalyzed siloxane dynamic chemistry in covalent adaptable networks (CANs) through amide-based catalysis to produce recyclable and reprocessable polymers with maintained cross-link density at elevated temperatures.
BACKGROUND
Replacing...
Published: 11/6/2025
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Inventor(s):
Keywords(s): Materials, Polymer, Polymer Recycling and Reprocessing
Category(s): Physical Sciences > Materials and Industrial Processes
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Sterilizable and Reusable Ultraviolet-Resistant Graphene-Polyurethane Elastomer Composites
NU 2022-136
INVENTORS
Mark Hersam*
Lidia Kuo
Benjamin Luijten
Ana Carolina Mazarin De Moraes
Shay Goff Wallace
SHORT DESCRIPTION
Development of a graphene-polyurethane elastomer composite that is resistant to UVGI irradiation, enabling the sterilization and reuse of personal protective equipment (PPE).
BACKGROUND
The...
Published: 11/6/2025
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Inventor(s):
Keywords(s): Cleantech, COVID-19, Graphene, Materials, Nanomaterials, Polymer, Sustainability
Category(s): Physical Sciences > Materials and Industrial Processes
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Efficient Polyester Hydrogenolytic Deconstruction via Tandem Catalysis
NU 2021-150
INVENTORS
Tobin Marks*
Yosi Kratish
SHORT DESCRIPTION
A solvent-free tandem catalytic process to selectively depolymerize common polyester plastics into their monomeric components, using air and moisture-stable catalysts.
BACKGROUND
A mechanism-based tandem catalytic approach enables the selective depolymerization of commodity...
Published: 11/6/2025
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Inventor(s):
Keywords(s): Catalyst, Cleantech, Materials, Polymer, Polymer Recycling and Reprocessing, Sustainability
Category(s): Physical Sciences > Materials and Industrial Processes
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Method and Apparatus for Microfiber Capture
NU 2024-046
INVENTORS
Kyoo-Chul Park*
Chloe Ho
Leyun Feng
SHORT DESCRIPTION
An innovative microfiber capture device featuring a cage-like structure with multiple branches that efficiently collects microfibers from water.
BACKGROUND
Microfibers, a prevalent form of microplastic, challenge existing water treatment methods due to labor-intensive...
Published: 11/6/2025
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Inventor(s):
Keywords(s): 3D Printing/Additive Manufacturing, Cleantech, Manufacturing/Processing, Polymer, Polymer Recycling and Reprocessing
Category(s): Physical Sciences > Energy & Sustainability
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Customized Filtration System for the Collection and Removal of Microplastics
NU 2019-203
INVENTORS
Kyoo-Chul Park*
Allison O'Donnell
Christian Machado
Youhua Jiang
SHORT DESCRIPTION
A cylindrical filtration system employing flexible, liquid-precoated wires to capture and remove emulsified microplastics and other solid particles from carrier liquids.
BACKGROUND
Effective separation of small solid particles, such...
Published: 11/6/2025
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Inventor(s):
Keywords(s): Cleantech, Polymer, Polymer Recycling and Reprocessing
Category(s): Physical Sciences > Energy & Sustainability
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Dissolvable Coating for Blended Fibers Textile Recycling
NU 2025-066
INVENTORS
Cecile Chazot*
Eleanor Grosvenor
Malachi Cohen
Gabrielle Wood
SHORT DESCRIPTION
This technology describes a method for mixed textile manufacturing, particularly elastane-based materials, with a biopolymer component that can be selectively dissolved for textile recycling.
Figure 1: Core-spun sheath...
Published: 11/6/2025
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Inventor(s):
Keywords(s): Adhesive, Cleantech, Manufacturing/Processing, Polymer, Polymer Recycling and Reprocessing, Sustainable Materials
Category(s): Physical Sciences > Materials and Industrial Processes, Physical Sciences > Energy & Sustainability
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Methods for incorporating dynamic bonds into existing polymers
Methods for incorporating dynamic bonds into existing polymers
NU 2023-117
INVENTORS
Julia Kalow*
Daniel Hart
Joseph Accardo
SHORT DESCRIPTION
This invention presents a method for incorporating dynamic bonds into unsaturated polymers commonly found in synthetic rubbers. The approach enables the chemical modification of waste rubber creating...
Published: 11/6/2025
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Inventor(s):
Keywords(s): Cleantech, Environment, Polymer, Sustainable Materials
Category(s): Physical Sciences > Materials and Industrial Processes, Physical Sciences > Energy & Sustainability
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Styrene Functionalized Cyclodextrin Monomers and Polymer for Water Remediation
Styrene Functionalized Cyclodextrin Monomers and Polymer for Water Remediation
NU 2021-229
INVENTORS
Damian Helbling*
William Dichtel*
Brittany Bac-An Trang
Max Klemes
Mohamed Ibrahim
Ri Wang
Zhi-wei Lin
SHORT DESCRIPTION
This invention discloses styrene functionalized beta-cyclodextrin monomers and their mesoporous polymeric networks,...
Published: 11/6/2025
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Inventor(s):
Keywords(s): Chemicals, Cleantech, Ecosystems and Resilience, Environment, Health & Safety, Materials, Polymer, Remediation
Category(s): Physical Sciences > Materials and Industrial Processes
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A Catalyst for Photocatalytic Conversion of Acetylene to Ethylene
NU 2022-223
INVENTORS
Aaron E. Stone
Francesca Arcudi
Luka Dordevic
Emily A. Weiss
Joseph T. Hupp*
Samuel Stupp
SHORT DESCRIPTION
A new and improved catalyst that enables the photocatalytic conversion of acetylene to ethylene.
BACKGROUND
Ethylene (C2H4) holds a pivotal role as an intermediate in 50–60% of global plastics...
Published: 11/6/2025
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Inventor(s):
Keywords(s): Catalyst, Manufacturing/Processing, Metals, Polymer
Category(s): Physical Sciences > Materials and Industrial Processes
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