Title:
【発明の名称】サリサイクリックカリックスアレーンおよび潤滑剤添加剤としてのそれらの使用
Document Type and Number:
Japanese Patent JP2001508084
Kind Code:
A
Abstract:
This invention relates to a cyclic compound comprising m units of formula (Ia)and n units of the formula (Ib)joined together to form a ring, wherein each Y is a divalent bridging group which may be the same or different in each unit; R0 is H or an alkyl group of 1 to 6 carbon atoms; R5 is H or an alkyl group of 1 to 60 carbon atoms; j is 1 or 2; R3 is hydrogen, a hydrocarbyl or a hetero-substituted hydorcarbyl group; either R1 is hydroxy and R2 and R4 are independently either hydrogen, hydrocarbyl or hetero-substituted hydrocarbyl, or R2 and R4 are hydroxyl and R1 is either hydrogen, hydrocarbyl or hetero-substituted hydrocarbyl; m is from 1 to 8; n is at least 3, and m +n is 4 to 20. This invention also relates to metal salts of the foregoing compound, especially overbased metal salts. The invention also relates to additive compositions, finished lubricating oil compositions and fuel compositions containing the foregoing compound or metal salt thereof. The invention also relates to a process for making the foregoing compound and salts thereof.
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Inventors:
Moreton, David John
Application Number:
JP52787699A
Publication Date:
June 19, 2001
Filing Date:
November 12, 1998
Export Citation:
Assignee:
Lubrizol Adibis Holdings (UK) Limited
International Classes:
C07C65/17; C07C69/00; C07C69/94; C10L1/14; C10L1/18; C10L1/188; C10L1/19; C10L1/198; C10L1/24; C10L10/00; C10L10/08; C10M129/54; C10M129/76; C10M145/18; C10M159/12; C10M159/22; C10M165/00; C10L1/16; C10L1/22; C10N10/02; C10N10/04; C10N30/04; C10N40/25; (IPC1-7): C07C65/17; C07C69/94; C10L1/18; C10M129/54; C10M159/22
Attorney, Agent or Firm:
Shusaku Yamamoto