USPTO Patent for Dry Binder, Electrode, and Rechargeable Lithium Battery

ChangeBridge: Patent Apps - Batteries (H01M)

Detected March 27th, 2026

Summary

The USPTO has published a patent application (US20260088295A1) for a dry binder, an electrode, and a rechargeable lithium battery. The invention involves a dry binder created through a crosslinking reaction of a polyamide-based polymer with a novolac epoxy crosslinking agent.

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What changed

The United States Patent and Trademark Office (USPTO) has published patent application US20260088295A1, detailing a novel dry binder, an electrode incorporating this binder, and a rechargeable lithium battery. The core innovation lies in a dry binder formed by crosslinking a polyamide-based polymer with a novolac epoxy crosslinking agent. This application was filed on September 17, 2025.

This patent publication is primarily informational for manufacturers in the battery and materials science sectors. While it does not impose immediate compliance obligations, it signifies a new development in battery technology that may influence future product design, research, and intellectual property strategies. Companies involved in rechargeable lithium battery manufacturing or component supply should be aware of this patented technology for competitive and innovation insights.

Source document (simplified)

← USPTO Patent Applications

DRY BINDER, AND ELECTRODE AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME

Application US20260088295A1 Kind: A1 Mar 26, 2026

Inventors

Kyubuem CHOI, Kyunghwa JUNG

Abstract

A dry binder, an electrode for a rechargeable lithium battery including the dry binder, a rechargeable lithium battery including the electrode, and a method for manufacturing the electrode are disclosed. The dry binder may include a crosslinking reaction product in which a polyamide-based polymer is crosslinked by an epoxy crosslinking agent, wherein the epoxy crosslinking agent is a novolac epoxy crosslinking agent.