| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a flow improver for biodiesel fuel oil having a stability improvement effect at low temperatures such as clogging point improvement effect and flow point improvement effect. <P>SOLUTION: The flow improver for biodiesel fuel oil comprises an α-olefin polymer with a weight average molecular weight of 50,000 to 500,000 that is obtained by polymerization of an α-olefin mixture (C), wherein the mole ratio (A)/(B) of a 10C α-olefin (A) and a 14 to 18C α-olefin (B) is (A)/(B)=10/90 to 60/40. <P>COPYRIGHT: (C)2012,JPO&INPIT |
