Patent · US Active

Hydroxyethylhydrazinium nitrate-acetone formulations and methods of making hydroxyethylhydrazinium nitrate-acetone formulations

US9481840B2 · kind B2 · utility

2Cited by

2References

18Claims

0Family size

Assignees

Inventors

James E. Smith · Huntsville, US
Gregory E. Ogden · Tucson, US
Clinton J. Brown · Huntsville, US
Paul M. Frisby · Huntsville, US
Sahar A. Torabzadeh · Harvest, US

Key dates

Filing date	Apr 9, 2010
Grant date	Nov 1, 2016
Priority date	—
Expiry date	Jul 20, 2034

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC06B47/00
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Embodiments of the present disclosure include one-step synthesis to prepare a hypergolic green Fuel (HGF) propellant from 2-Hydroxyethylhydrazine (HEH) via a “one-step synthesis method”. In addition, embodiments of the present disclosure include fully nitrated HGF and partially nitrated HGF and formulations containing Hydroxyethylhydrazinium Nitrate (HEHN) and acetone, where the HEHN is produced independently.

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