Radiation stability of carboxymethylcellulose microgels cross-linked by copper ions

• Published in: Russian chemical bulletin Vol. 71; no. 11; pp. 2515 - 2518
• Main Authors: Orlova, M. A., Trofimova, T. P., Zolotova, A. S., Larenkov, A. A., Orlov, A. P., Borodkov, A. A., Spiridonov, V. V.
• Format: Journal Article
• Language: English
• Published: New York Springer US 01-11-2022; Springer Nature B.V
• Subjects: Brief Communications; Chemistry; Chemistry and Materials Science; Chemistry/Food Science; Copper; Crosslinking; Inorganic Chemistry; Microgels; Organic Chemistry; Radioisotopes; Stability; Cu isotope; carboxymethylcellulose; microgels; copper ions; ionizing radiation
• ISSN: 1066-5285; 1573-9171
• DOI: 10.1007/s11172-022-3681-1

Carboxymethylcellulose (CMC) complexes cross-linked with copper ions exhibit radiation stability, up to high doses of radiation (∼2000 Gy). A model estimate of the exit of copper ions from the CMC—Cu complexes, in which CMC can be a radionuclide (
67
Cu
2+
) carrier, showed that the dose load on the body does not increase for the calculated estimate of the real medical dose (∼750 Gy).