Method for increasing oxidation stability of biodiesel, comprises adding at least a biphenyl compound (I) as primary antioxidant to the biodiesel to be stabilized in a quantity of 10-20000 ppm (w/w). Method for increasing oxidation stability of biodiesel, comprises adding at least a biphenyl compound of formula (I) as primary antioxidant to the biodiesel to be stabilized in a quantity of 10-20000 ppm (w/w). A : -(C(R 4)(R 5)) n- or S; n : 1-5; E : methyl, tert-butyl or cyclic compounds of formulae (a) and (b); R 1, R 4, R 5H or alkyl; and R 2H or methyl. An independent claim is included for an oxidation-stabilized biodiesel. [Image].
展开▼
机译：用于提高生物柴油的氧化稳定性的方法，包括将至少一种联苯化合物（I）作为主要抗氧化剂添加到待稳定的生物柴油中，其量为10-20000 ppm（w / w）。用于提高生物柴油的氧化稳定性的方法，包括将至少一种式（I）的联苯化合物作为主要抗氧化剂添加到待稳定的生物柴油中，其量为10-20000 ppm（w / w）。 A ：-( C（R 4）（R 5））n-或S; n：1-5; E：式（a）和（b）的甲基，叔丁基或环状化合物; R 1，R 4，R 5H或烷基; R 2H或甲基。氧化稳定的生物柴油包括独立权利要求。 [图片]。
展开▼
