Cement formation by microbial poly(γ-glutamic acid) and fluoroalumino-silicate glass

• Published in: Materials letters Vol. 59; no. 24-25; pp. 3188 - 3191
• Main Authors: Ledezma-Pérez, A.S., Romero-García, J., Vargas-Gutiérrez, G., Arias-Marín, E.
• Format: Journal Article
• Language: English
• Published: Elsevier B.V 01.10.2005
• Subjects: Acid-base cements; Composite materials; Glass ionomer cements; Mechanical properties; Poly(γ-glutamic acid); Mechanical properties; Glass ionomer cements; Composite materials; Acid-base cements; Poly(γ-glutamic acid)

The feasibility of using microbial poly(γ-glutamic acid) (γ-PGA) in cement formation was analyzed. FT–IR and elemental analyses by energy-dispersive spectroscopy (EDS), indicate that calcium and aluminum carboxylates are formed after the reaction of γ-PGA with fluoroalumino-silicate glass powder. Th...