It is shown that the substances with concentrated aromatic carbonyls and aromatic C-C double bonds are of great importance for emulsifiability and emulsion stability.

• 沥青质、胶质都含有乳化活性物质，具有乳化性质，其中含羰基(脂肪羰基和芳香羰基)、芳香碳碳双键的化合物对乳化性能和乳状液的稳定性起重要作用。