A METHOD OF MODIFYING BETA STUCCO USING DIETHYLENE-TRIAMINE-PENTAACETIC ACID

摘要

A method for preparing a modified beta-stucco from calcined natural rockgypsum that includes preparing a solutionof liquid diethylene-triamine-pentaacetic acid in water, applying the solutiononto beta-stucco while hot from the calciner, forming awetted beta-stucco, and allowing the wetted stucco to dry and heal, formingthe modified beta-stucco.