Patent · US Expired

Compositions with nano-particle size diamond powder and methods of using same for transferring heat between a heat source and a heat sink

US6858157B2 · kind B2 · utility

17Cited by
3References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 17, 2003
Grant dateFeb 22, 2005
Priority date
Expiry dateApr 17, 2023

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K5/10
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A heat transfer composition and methods for using same to transfer heat in a transformer. In one embodiment, a heat transfer composition has soy-based oil, an additive comprising a nano-particle size diamond powder characterized by a first mass, and a chemical agent characterized by a second mass, wherein the ratio of the second mass to the first mass is greater than one.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.