The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 03, 2026

Filed:

Jul. 29, 2022
Applicant:

Shanghai Wearalab Co., Ltd., Shanghai, CN;

Inventors:

Yang Guo, Shanghai, CN;

Zhifu Liu, Shanghai, CN;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61K 49/00 (2006.01); C08J 3/075 (2006.01); C08K 5/1545 (2006.01); G06F 3/01 (2006.01);
U.S. Cl.
CPC ...
A61K 49/00 (2013.01); C08J 3/075 (2013.01); G06F 3/015 (2013.01); C08J 2333/26 (2013.01); C08K 5/1545 (2013.01);
Abstract

The present disclosure relates to an interface material for virtual reality interaction and a preparation method therefor. The interface material is composed of an ionic conductive self-adhesive hydrogel and an organic solvent. The preparation method includes: (1) preparing a prepolymer solution; (2) preparing a bioelectrical sensing pregel by ultraviolet (UV) curing; and (3) preparing an interface material for virtual reality interaction by solvent extraction. The preparation method of the present disclosure is simple and cost-effective, and can be used for large-scale production. The obtained gel interface material has excellent properties such as high stability, high sensitivity, non-invasiveness, and reusability, can be used for detection of bioelectrical signals such as electromyography (EMG) signals and electroencephalography (EEG) signals, and has important application value in the field of virtual reality interaction.


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