Alkyd resin is a synthetic resin that is widely used in the production of industrial coatings and paints. However, there are several other terms that can be used to describe this type of resin. One common synonym for alkyd resin is alkyd varnish. Another term that is often used interchangeably with alkyd resin is synthetic resin, particularly when referring to similar types of resins that are used in various applications. Additionally, some manufacturers and suppliers may refer to alkyd resin by the specific brand names or formulations that they use, such as Glyptal or Sherwin-Williams Pro Industrial Pro-Cryl Universal Primer. Regardless of the synonym used, alkyd resin remains a versatile and essential material for coatings and paints in many different industries.