Polimeros Sinteticos AMBERYL 650 is a modified Gum Rosin. Soluble in Aliphatic and Aromatic hydrocarbon solvents, Ketones, esters and ethyl alcohol, insoluble in Ethylene glycol and water. Compatible with EVA (Ethylene and Vinyl-Acetate Copolymer), natural and synthetic rubbers and other polymers. Amberyl 650 resin is recommended in adhesives formulation and also in alcohol based printing inks.
**Insoluble: Turbid in all proportions with solvent; Slight soluble: Crystalline until a ratio 3:1 (Solvent: Resin); partially soluble: Crystalline until a ratio 9:1 (Solvent: Resin) and completely soluble: Crystalline in a ratio equal or higher tan 10:1 (Solvent: Resin).
FDA: AMBERYL 650 RESIN meets the requirements of the Code of Federal Regulations, TITLE 21 under the following sections when used according to the regulations and the limitations that may apply: 175.105 Adhesives.