Organic aluminum salt flame retardant containing phosphorus is white powder with high hydrophobicity, high temperature resistance and non-migration. Through special surface treatment, it is easy to disperse. It is mainly applied to TPE and epoxy resin, and has excellent flame retardant efficiency with nitrogenous flame retardants. 8004 is surface treated specially, especially can be applied to TPE and epoxy resin system. It can be used with nitrogenous flame retardants, to reach higher flame retardant property.