COOLING AGENT COMPOSITION AND PREPARATIVE METHOD THEREOF

摘要

Cooling agent composition containing N-ethyl menthane carboxamide and preparative method thereof are provided. The said composition is composed of 30%-80%wt menthol and 20%-70%wt N-ethyl menthane carboxamide, and its freezing point is lower than 25?. The preparative method of the said composition comprises the following steps: 1) adding the menthol and N-ethyl menthane carboxamide into the vessel in proportion; 2) agitating the mixture in the vessel at the room temperature until a clarification and clearing mixture is obtained. The cooling agent composition in the invention is liquid at the common temperature, and can use with other adjuvants without heating to melt.