Diester Synthetic AEON CL Air Compressor Oil AEON CL is a PAO (polyalphaolefin)/Diester synthetic blend tested and proven to provide optimum operating and service-life results. AEON CL combines the elements of synthetic and restructured hydrocarbon oil. AEON CL is a unique additive package designed to provide oxidative stability and viscosity stability. 8,000 hour PAO synthetic lubricant Contains antiwear additive High flash point improves safety margin Rust and corrosion inhibited