The disclosure relates to a coating composition for forming a coating film on a granular fertilizer in order to delay the release of plant nutrient elements therefrom. The coating composition includes an oil-modified alkyd resin and an unsaturated oil containing a conjugated double bond. The granular fertilizer can be coated with the coating composition without using an organic solvent.
本发明涉及一种涂层组合物,用于在颗粒肥料上形成一层涂膜,以延迟植物营养元素的释放。涂层组合物包括油改性醇酸
树脂和含有共轭双键的不饱和油。粒状肥料可以在不使用有机溶剂的情况下涂上该涂料组合物。