Quenching oil compositions

Details Quenching oil compositions Quenching oil compositions

2008-04-15

2008-04-15

McAvoy, Ellen M. (Department: 1797)

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

Lubricants or separants for moving solid surfaces and...

Organic oxygen compound

C508S287000, C508S390000, C508S391000, C508S460000, C508S465000, C508S518000, C508S539000, C508S551000, C508S578000, C508S586000, C508S591000

Reexamination Certificate

active

07358217

ABSTRACT:
Quenching oil compositions comprising (1) an oil having kinematic viscosity (ASTM Test Method D-445) at 40° C. ranging from about 4 to about 45 mm2sec−1 (about 40 to about 210 Saybolt Universal Seconds (SUS)) and having a saturated content from about 80% to about 100%; and (2) an alkali metal salt of saligenin derivative and optionally, further comprising at least one of (3) an aliphatic polyolefin having Mn ranging from about 300 to about 10,000; (4) at least one member selected from the group consisting of metal salts of hydrocarbyl substituted phenols, salicylic acids, carboxylic acids, and sulfonic acids; and (5) at least one member selected from the group consisting of hydrocarbyl substituted succinic esters, amides, ester-amides, imides, amine salts, acid-esters, acid-amides ester-amine salts, amide-amine-salts and acid-amine salts, and methods of heat treating metals comprising employing said quenching oils.

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Corresponding International Publication No. WO 03/052146 A1 and Search Report; International Publication Date: Jun. 26, 2003.

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