Invention Application
WO99052999A1 CONCENTRATES WITH HIGH MOLECULAR WEIGHT DISPERSANTS AND THEIR PREPARATION
审中-公开
具有高分子量分布的浓度及其制备
- Patent Title: CONCENTRATES WITH HIGH MOLECULAR WEIGHT DISPERSANTS AND THEIR PREPARATION
- Patent Title (English): Concentrates with high molecular weight dispersants and their preparation
- Patent Title (中): 具有高分子量分布的浓度及其制备
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Application No.: PCT/US1999/007794Application Date: 1999-04-09
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Publication No.: WO99052999A1Publication Date: 1999-10-21
- Main IPC: C10M171/06
- IPC: C10M171/06 ; C10L1/14 ; C10L1/16 ; C10L1/18 ; C10L1/22 ; C10L1/24 ; C10L1/26 ; C10L1/30 ; C10M129/93 ; C10M133/54 ; C10M143/06 ; C10M159/20 ; C10M163/00 ; C10M171/00 ; C10M177/00
Abstract:
Concentrates for lubricating oil compositions are prepared by mixing at elevated temperature: (i) at least one high molecular weight ashless dispersant; (ii) at least one oil-soluble overbased metal detergent; and (iii) at least one other concentrate additive provided that the additive is first mixed with the detergent or the dispersant.
Information query
IPC分类:
