Search Results - jaeheon+lee

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Modified Green Tea Polyphenol EGCG and EGCG-ester Inhibit Endospores

Modified Green Tea Polyphenol EGCG and EGCG-ester Inhibit EndosporesResearchers at Augusta University have invented skin-friendly compositions and methods for killing, inactivating, or otherwise reducing the bacterial endospores by using an effective amount of the green tea EGCG or its derivatives. EGCG research shows clear application for a hand sanitizer...

Published: 4/21/2023 | Updated: 1/15/2021 | Inventor(s): Stephen Hsu, Lee Lee, Tin-Chun Chu

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Category(s): Therapeutics

Li and Co Extraction using Glycine and Sodium Metabisulfide

This invention is an environmentally friendly organic acid with a reducing agent that can extract lithium and cobalt from spent lithium-ion batteries (LIB). This invention has lower environmental impact and has improved efficiency. Background: Lithium-ion batteries (LIB) have provided a means to move electronics from stationary to portable. Lithium...

Published: 8/1/2024 | Updated: 6/24/2020 | Inventor(s): Jaeheon Lee, Jiajia Wu

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Category(s): Technology Classifications > Energy, Cleantech & Environmental > Manufacturing, Technology Classifications > Energy, Cleantech & Environmental

Producing Environmentally Benign Materials from Mine Tailings using Hydrocarbon Polymerization

This invention is a way of making mine tailings more environmentally-friendly and efficient. The method stabilizes the mine tailings by creating a solid product of easily removable heavy metals that, in the event of failure, can devastate the surrounding environment if still present. This technology can be used in the nano-composite fabrication of hydrophobic,...

Published: 8/1/2024 | Updated: 5/17/2018 | Inventor(s): Jaeheon Lee

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Category(s): Technology Classifications > Engineering & Physical Sciences > Industrial & Manufacturing > Mining, Technology Classifications > Materials > Processing, Technology Classifications > Materials > Metals

Copper Leaching from its Ores and Concentrates Using Methane Sulfonic Acid (MSA)

The use of methanesulfonic acid (MSA) as an anti-scaling agent in the mining industry has previously been recognized, however the opportunity for MSA to leach precious metals has not been utilized. This invention incorporates the use of MSA during extractive metallurgy, to leach copper and gold simultaneously. The invention’s ability to leach...

Published: 9/27/2024 | Updated: 11/8/2017 | Inventor(s): Jaeheon Lee, Junmo Ahn

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Category(s): Technology Classifications > Engineering & Physical Sciences > Industrial & Manufacturing > Mining