Sulphurized alkaline earth metal hydrocarbyl phenates, their pro

Solid anti-friction devices – materials therefor – lubricant or se – Lubricants or separants for moving solid surfaces and... – Organic -co- compound

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508574, C10M15922

Patent

active

060907606

ABSTRACT:
An additive concentrate suitable for incorporation into a finished lubricating oil composition is disclosed. The additive concentrate comprises: (a) a lubricating oil; (b) a lubricating oil soluble sulphurized alkaline earth metal hydrocarbyl phenate modified by incorporation of from greater than 2 to 35% by weight based on the weight of the composition of either (i) at least one carboxylic acid having formula (I), ##STR1## wherein R is C.sub.10 to C.sub.24 alkyl or alkenyl group and R.sup.1 is either hydrogen, a C.sub.1 to C.sub.4 alkyl group or a --CH.sub.2 --COOH group, or an anhydride, acid chloride or ester thereof or (ii) a di- or polycarboxylic acid containing from 36 to 100 carbon atoms or an anhydride, acid chloride or ester thereof, the composition having a TBN greater than 300. A process for making the foregoing additive concentrate is disclosed. A finished lubricating oil composition containing the foregoing additive concentrate is also disclosed.

REFERENCES:
patent: 2695910 (1954-11-01), Asseff et al.
patent: 3125521 (1964-03-01), Detweiler et al.
patent: 3310490 (1967-03-01), Nixon
patent: 3372116 (1968-03-01), Meinhardt
patent: 3410798 (1968-11-01), Cohen
patent: 3493516 (1970-02-01), Allphin et al.
patent: 3544463 (1970-12-01), Koft, Jr.
patent: 3714042 (1973-01-01), Greenough
patent: 3773664 (1973-11-01), Lesuer
patent: 4049560 (1977-09-01), Dominey
patent: 4328111 (1982-05-01), Watson et al.
patent: 4744921 (1988-05-01), Liston
patent: 5069804 (1991-12-01), Marsh et al.
patent: 5162085 (1992-11-01), Cane et al.
patent: 5223163 (1993-06-01), Coolbaugh
patent: 5281345 (1994-01-01), Crawford et al.
patent: 5320763 (1994-06-01), Campbell
patent: 5330665 (1994-07-01), Cane et al.
patent: 5397484 (1995-03-01), Cane et al.
patent: 5433871 (1995-07-01), O'Connor et al.
patent: 5437803 (1995-08-01), Cane et al.
patent: 5441652 (1995-08-01), O'Connor et al.
patent: 5602084 (1997-02-01), Moreton
patent: 5674821 (1997-10-01), Cook et al.
patent: 5714443 (1998-02-01), Cane et al.
patent: 5716914 (1998-02-01), Cane et al.
T. Hori et al., Bulletin of The Japan Petroleum Institute, vol. 16, No. 1, May 1974, "Study on Over-Based Sulfurized Calcium Phenate Homologs (Part 1)".

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