Abstract Fundamental Reactions and Resin Structure Classification of Alkyd Resins Oil Length‐Resin Property Relationship Alkyd Ingredients The Concept of Functionality and Gelation Microgel Formation and Molecular Weight Distribution Principles for the Designing of Alkyd Resins Chemical Procedures for Alkyd Resin Synthesis Alkyd Resin Production Processes Safety and Environmental Precautions Modification of Alkyd Resins by Blending With Other Polymers Chemically Modified Alkyd Resins High Solids Alkyds Water‐Reducible Alkyds Economic Aspects