Abstract

Methods for disaggregating nanodiamond clusters, for example, by using sonication to break apart nanodiamond aggregates in an aqueous slurry having an alkaline pH. Compositions, such as aqueous nanodiamond dispersions and dry particulate compositions can be produced using these methods.

Department(s)

Chemistry

Comments

Docket Number: 18MST036-UTL

Filing Date: 02/11/2022

Issue Date: 12/30/2025, FY26

References Cited

U.S. Patent Documents:

2010/0069567 A1 3/2010 Petrov et al.

2013/0121909 A1 5/2013 Petrov et. Al.

2015/0038593 A1 2/2015 Gogotsi et al.

2016/0068398 A1 3/2016 Myllymaki et al.

2017/0355604 A1* 12/2017 Kwon...............B02C 19/18

2018/0134563 A1 5/2018 Mochalin et al.

Foreign Patent Documents:

CN 107840332 A 3/2018

JP S50105590 A 8/1975

JP 2006273704 A 10/2006

Prior Publication Data:

US 2022/0324713 A1 October 13, 2022

Patent Application Number

17/634,883

Patent Number

US 12,509,351 B2

Document Type

Patent

Document Version

Citation

File Type

text

Language(s)

English

Rights

© 2026 The Curators of the University of Missouri; Daicel Corporation, All rights reserved

Additional Rights Information

Assignees: The Curators of the University of Missouri, Columbia, MO (US); Daicel Corporation, Osaka (JP)

Publication Date

30 December, 2025

Included in

Chemistry Commons

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