Accession Number:

AD0726590

Title:

Iron Pyrophosphate,

Descriptive Note:

Corporate Author:

FOREIGN TECHNOLOGY DIV WRIGHT-PATTERSON AFB OHIO

Personal Author(s):

• Trushinska,V. A.
• Konstant,Z. A.
• Burtnieks,U. A.
• Vaivad,A. Ya.

Report Date:

1971-03-19

Pagination or Media Count:

6.0

Abstract:

Iron pyrophosphate is prepared by autoclaving amorphous iron phosphate III, which was prepared by the reaction of 87 percent orthophosphoric acid and carbonyl iron powder, for 4 hours at 174.5 degrees. This product exhibits endothermal effects at 555 and 720 degrees and an exothermal effect at 645 degrees. The product was also studied by X-ray and IR analysis. Author

Descriptors:

• (*IRON COMPOUNDS
• SYNTHESIS(CHEMISTRY))
• (*PHOSPHATES
• SYNTHESIS(CHEMISTRY))
• THERMOCHEMISTRY
• X RAY DIFFRACTION
• INFRARED SPECTRA
• USSR

Subject Categories:

• Inorganic Chemistry

Distribution Statement:

APPROVED FOR PUBLIC RELEASE