US Patent Application: Non-Aqueous Electrolyte, Battery, Device

ChangeBridge: Patent Apps - Organic Chemistry (C07D)

Published March 26th, 2026

Detected March 26th, 2026

Summary

The USPTO has published a new patent application (US20260088357A1) for a non-aqueous electrolyte, secondary battery, and electric device. The application, filed by CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED, details specific chemical compositions for electrolytes, including cyclic sulfate compounds and organic base additives. This publication represents a new disclosure in the field of battery technology.

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What changed

This document is a publication of a United States patent application (US20260088357A1) filed by CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED. The application describes a non-aqueous electrolyte comprising specific additives, including cyclic sulfate compounds and organic base additives containing nitrogen atoms, intended for use in secondary batteries and electric devices. The filing date was December 1, 2025, and the publication date is March 26, 2026.

As this is a patent application publication, it does not impose new regulatory obligations or compliance deadlines on regulated entities. However, it represents a new disclosure of technology in the battery sector. Companies involved in battery manufacturing or the development of electric devices may wish to review this application for potential intellectual property insights or to understand emerging technological trends in the field.

Source document (simplified)

← USPTO Patent Applications

NON-AQUEOUS ELECTROLYTE, SECONDARY BATTERY AND ELECTRIC DEVICE

Application US20260088357A1 Kind: A1 Mar 26, 2026

Assignee

CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventors

Limei ZHANG, Peipei CHEN, Chang PENG, Jiao LIU, Lei HUANG

Abstract

A non-aqueous electrolyte, a secondary battery and an electric device are described. The non-aqueous electrolyte comprises additives; the additives comprise a first additive and a second additive; the first additive is any one or more cyclic sulfate compounds having a structure represented by general formula (I); the second additive is an organic base additive; the organic base additive comprises any one or more of groups consisting of 5-12 membered aromatic heterocyclic organic bases or 5-12 membered aliphatic heterocyclic organic bases; ring structures in the 5-12 membered aromatic heterocyclic organic bases and the 5-12 membered aliphatic heterocyclic organic bases contain nitrogen atoms.