Parylene D, the 3rd member in the sequence, is made in the same raw content as Parylene N, modified from the substitution of chlorine atoms for two of the aromatic hydrogens. Parylene D is similar in properties to Parylene C Along with the added skill to withstand a bit better https://edgargczwt.bloguetechno.com/not-known-facts-about-dlc-coating-62723864