Water-soluble lubricant for warm or hot metal forming

Details Water-soluble lubricant for warm or hot metal forming Water-soluble lubricant for warm or hot metal forming

2007-09-25

2007-09-25

Jagannathan, Vasu (Department: 1714)

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

Lubricants or separants for moving solid surfaces and...

Compound of indeterminate structure, prepared by reacting an...

C528S271000, C508S452000

Reexamination Certificate

active

10676250

ABSTRACT:
This invention relates to a water-soluble lubricant for warm or hot metal forming, comprising a high polymer compound which comprises an imide group, which has a weight-average molecular weight of from 1,000 to 1,000,000. The water-soluble lubricants of the invention possess exceptional lubricity for reducing friction between a die and a workpiece, have a minimal adverse effect on the operating environment, and can readily be treated in wastewater.

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