In order to inhibit the oxidation and coking of the furfural used in lubricant furfural extraction, an antioxidant V1 was added.

• 为了抑制润滑油精制中糠醛溶剂的氧化和结焦现象，根据氧化原理，寻找了一种添加剂V-1以增强溶剂抗氧化和防结焦性能。