汽油中MMT的添加

Adding MMT into of gasoline

1999年 12月 2 8日 ,国家技术监督局批准颁布了《车用无铅汽油》GB17939- 1999国家标准 ,并定于 2 0 0 3年 4月 1日在全国范围内开始执行。该标准对汽油中烯烃含量给出了严格的标准 ,即烯烃含量不大于 35 % (V/V) ,同时对铅、铁、锰等金属元素的含量规定如下 :金属元素铅、铁、锰等含量不大于 18mg·L-1。

Practical standard of low olefin gasoline would be put into effect in 2003 all over the country, the content of olefin of FCC gasoline can meet the standard ,but octane number of gasoline was decreased.In this paper proper,a kind of way was introduced to increase octane number by adding MMT properly,and the changes of quality of gasoline were analyzed and explored after adding MMT.