It was showed that leather dyeing can be carried out in CO 2SCF medium,which has some advantages such as saving dye,high dye exhaustion,level color and high fastness. This is a new non-pollution leather dying technology.

• 结果表明： CO2 超临界流体介质代替水作介质可用于皮革染色， 并且具有节约染料、上染率高、染料分散均匀、结合牢固等优点， 是一种新的无污染的染色技术。