Ethyl Paraloid B72 Methacrylate Copolymer. A durable and non-yellowing acrylic polymer, used for consolidating wall-paintings (1-5%) fragile timber etc. (5-20%). Also used as a fixative when diluted with a solvent to secure markings on artifacts and as an adhesive (50% +) for a variety of substrates. Soluble in acetone, tolulene and isopropanol.