Research review on pour point depressant for waxy crode in China

This paper introduces the present application situation, as well as research results and various types of pour point depressant in our country, makes a comprehensive review on its mechanism and provides good suggestion for future research: 1) strengthen the mechanism research; 2) develop new applicable ones in a wider range, such as low temperature pour point depressant; 3) combine its research with oil transferring technique.