Used as a flux in soldering processes to remove oxides from metal surfaces and improve solder flow. Commonly found in adhesives, tapes, and labels for enhancing tack and adhesion. Employed in the production of varnishes, inks, and coatings to improve film formation and durability. Utilized in rubber compounding to increase tack and processing efficiency. Applied in paper sizing to improve water resistance and surface properties. Also used in some cosmetics and personal care products as a viscosity modifier or adhesive agent.