Seasoning a forged iron pan / cast iron pan - Is there any research about the process?
Try this link
Is there a difference in the ease of seasoning cast iron, forged iron, and carbon steel?

and the article it links to "that explains the science behind seasoning".  

Another https://www.eatthis.com/season-cast-iron-tips/  "Unsaturated oils include canola and vegetable oil. They are chemically structured in a way that helps them polymerize to the metal, which helps create that non-stick surface on a cast-iron skillet."

And more on the science of it:
https://www.scienceofcooking.com/science-of-cast-iron-skillet-cooking.html