P - tert - octylphenol (shorten by PTOP), the alkylation product of phenol with diisobutylene(shorten by DIB), has been largely applying in varied fields such as rubbers, oil additives and so on.

对叔辛基酚（PTOP）作为二异丁（DIB）的下游品，是一种用途广泛、具有广阔的市场前景的精细品。

The polymerised product (mainly diisobutylene ) can be hydrogenated to be used as gasoline blending agent replacing MTBE, or separated as fine chemical feedstock.

叠合物(主要是二异丁)可以加氢饱和作为汽油的合组分,也可以分离出二异丁作为重要的精细原料。

The effects of polyisobutene, LaF3, MCA, dialkyldithioaminoformaite on properties of lithium-calcium base grease have been discussed in this paper.

考察了聚异丁、氟镧、三聚氰胺氰尿酸复合物(MCA)、硫代氨基甲酸盐对锂-钙基脂性能的影响。

The synthetic technique of new type high molecular ashless dispersant of polybutene (PBP) and dimaleic anhydride was described.

介绍了新型高分子聚异丁双马来酸酐无灰分散剂的合成艺。