1. TMPTO has excellent lubrication performance, high viscosity index, good fire resistance and the biodegradation rate is more than90%. 2. Trimethylolpropane trioleate CAS 57675-44-2 is a ideal base oil for 46 # and 68 # synthetic ester type fire resistance hydraulic oil; 3. Trimethylolpropane trioleate CAS 57675-44-2 can be used for the deployment of environmental protection requirements of hydraulic oil, chain saw oil and water yacht engine oil; 4. TMPTO used as oiliness agent in cold rolling liquid of steel plate, drawing oil of steel tube, cutting oil, release agent and widely used in other metal working fluid. 5. TMPTO can also be used as intermediate of textile leather auxiliaries and spinning oil. 6. TMPTO is used as an intermediate of textile leather additives and textile oil.