<p>The invention relates to a flotation agent for phosphate ore, comprising a fatty acid as collector and at least one sarcosinate of the formula (I) as co-collector
wherein R is a C 7 to C 21 alkyl or alkenyl group, which sarcosinate may be present in the form of a cation derived therefrom caused by protonation of the nitrogen atom.</p>
申请公布号
EP2895272(A1)
申请公布日期
2015.07.22
申请号
EP20130755958
申请日期
2013.08.20
申请人
CLARIANT INTERNATIONAL LTD.;CLARIANT S.A.
发明人
DA SILVA, WAGNER CLAUDIO;PEDAIN, KLAUS ULRICH;BARTALINI, NILSON MAR;DUARTE, ZAIRE GUIMARAES;SPECK CASSOLA, MONICA;ARIAS MEDINA, JORGE ANTONIO;OLIVEIRA FILHO, ANTONIO PEDRO
