用于涡轮发动机油的一种特殊结构的分散剂，能明显提高涡轮油的高温清净性。
A dispersant with particular structure used in turbo oils can obviously improves the high temperature cleanliness.
用高温煤焦油中的萘油馏分作为原料合成了水煤浆分散剂。
A fraction of naphthalene oil from coal tar at high temperature was used as raw material to synthesize a new type of dispersing agent for coal water slurry (CWS).
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