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）的下游产品，一种用途广泛、具有广阔的市场前景的精细化工产品。

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

叠合产物(二异丁)可以加作为汽油的优良调合组分,也可以分离出二异丁作为重的精细化工原料。

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、氟化镧、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工艺。