Organic electronic element and compound for improved hole transport

ChangeBridge: Patent Apps - Organic Chemistry (C07D)

Detected March 26th, 2026

Summary

The USPTO has published a new patent application, US20260090270A1, filed by TOSOH CORPORATION. The application describes an organic electronic element and a compound designed to improve hole transport ability, potentially enhancing performance in electronic devices.

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What changed

This document is a publication of a new patent application (US20260090270A1) from the USPTO, assigned to TOSOH CORPORATION. The application details an organic electronic element and a specific compound intended to improve hole transport capabilities. The invention involves an organic layer, potentially including a hole transport layer and a hole transport promoting layer, which contains a compound with a particular partial structure (formula 1) or a mixture of a hole transport material and this compound.

This publication does not impose immediate regulatory obligations on companies. However, it represents a new development in the field of organic electronics and materials science. Companies involved in the manufacturing or research of organic electronic elements, particularly those utilizing hole transport layers, should be aware of this patent filing for potential intellectual property considerations, licensing opportunities, or competitive landscape analysis.

Source document (simplified)

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ORGANIC ELECTRONIC ELEMENT AND COMPOUND

Application US20260090270A1 Kind: A1 Mar 26, 2026

Assignee

TOSOH CORPORATION

Inventors

Hirokazu SHINYA, Nobumichi ARAI, Takeshi OKADA, Eriko OHTA

Abstract

Provided is an organic electronic element that has an improved hole transport ability and a compound that is used in the organic electronic element and that can improve the hole transport ability thereof. The organic electronic element includes a first electrode, a second electrode and an organic layer disposed between the first electrode and the second electrode. The organic layer includes a hole transport layer and a hole transport promoting layer containing a compound having a partial structure represented by the following formula (1), or includes a layer comprising a mixture of a hole transport material and the compound having the partial structure represented by formula (1), and the organic electronic element includes a light-receiving layer: (wherein * represents a bond, and formula (1) forms a cyclic imide structure).