So finally for peace of mind if nothing else I have bitten the bullet and of course my fears over facing this issue have been greatly exaggerated. I’ve gone to a Gestiones who was recommended in my experience again and again.
Polyisobutenyl succinic anhydride (PIBSA) is lubricant additive intermediate which can further react to provide functional and performance products used in the oil, fuel, lubes, mining, coatings, personal care, pigments, dyes and polymers sectors.
Human blood plasma is nature's raw material for dozens of life-saving treatments and medications. By extracting the active ingredients and disinfection, people get related preparations from blood plasma, which is called Plasma Fractionation.
Petroleum resin is a kind of oligomer with molecular weight between 300-3000. Petroleum resins are produced from petroleum based feedstock aliphatic (C5), aromatic (C9), DCPD (dicyclopentadiene) or mixtures of these.