TY - JOUR TI - Purification and characterization of a natural brazilian clay blend PY - 2012 AU - Silva-Valenzuela, Maria das Graças da AU - Carvalho, Flavio Machado de Souza AU - Sayeg, Isaac Jamil AU - Sant'anna, Lucy Gomes AU - Valenzuela Díaz, Francisco Rolando T2 - Materials Science Forum SN - 0255-5476 DO - 10.4028/www.scientific.net/MSF.727-728.1439 UR - https://doi.org/10.4028/www.scientific.net/MSF.727-728.1439 PP - Durnten-Zurich VL - 727-728 SP - 1439-1443 ER -