D DWC28 Joined Jul 31, 2003 Messages 208 Location Houston, TX Jul 5, 2016 #21 PAO 4 to 12 are oligimers of three to six decene monomers. They are all hydrogenated to remove double bonds, thus not olefins and no alpha double bonds.
PAO 4 to 12 are oligimers of three to six decene monomers. They are all hydrogenated to remove double bonds, thus not olefins and no alpha double bonds.