Thickener compositions for water-based hydraulic and metalworkin

Compositions – Heat-exchange – low-freezing or pour point – or high boiling... – Organic components

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252 79, 524539, 525440, C09K 500

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046363262

ABSTRACT:
Thickener compositions, hydraulic fluid and metalworking fluid concentrates, aqueous concentrates and water-based hydraulic fluid and metalworking fluid or lubricant compositions are thickened to an oil-like viscosity by a low solids combination of thickeners. The combination of thickeners consists of at least one polyurethane and at least one dimer ester.

REFERENCES:
patent: 4312768 (1982-01-01), Nassry et al.
patent: 4317740 (1982-03-01), Eisenhard
patent: 4368133 (1983-01-01), Forsberg
patent: 4395351 (1983-07-01), Camp
patent: 4426485 (1984-01-01), Hoy et al.
Webb & Holodnik article in Journal of American Society of Lubrication Engineers entitled: Statistical Evaluation of the Falex Tapping Torque Test, vol. 36, pp. 513-529, 9/80.

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