Concentrates with high molecular weight dispersants and their pr

Details Concentrates with high molecular weight dispersants and their pr Concentrates with high molecular weight dispersants and their pr

1999-04-09

2000-10-31

McAvoy, Ellen M.

Solid anti-friction devices, materials therefor, lubricant or se

Lubricants or separants for moving solid surfaces and...

Organic compound containing boron

508287, 508296, 508372, 508373, 508375, 508391, 508518, 508574, C10M16500

Patent

active

061402796

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.

REFERENCES:
patent: 3234131 (1966-02-01), Morway
patent: 3714042 (1973-01-01), Greenough
patent: 4867890 (1989-09-01), Colclough et al.
patent: 4938880 (1990-07-01), Waddoups et al.
patent: 4981603 (1991-01-01), Demange
"Small angle neutron scattering studies on non-aqueous dispersions of calcium carbonate," I. Markovic, R.H. Ottewill, D.J. Cebula, I. Field and J.F. Marsh, Colloid & Polymer Science, vol. 262; No. 8, pp. 648-656 (1984).
"Alternative approach to blending," Isabel P. MacDonald, Exxon Chemical Limited memorandum with one attachment, (fifteen pages total), Feb. 12, 1996.

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