Powder metallurgy lubricants, compositions, and methods for...

Details Powder metallurgy lubricants, compositions, and methods for... Powder metallurgy lubricants, compositions, and methods for...

2006-10-24

2006-10-24

Mai, Ngoclan T. (Department: 1742)

Specialized metallurgical processes, compositions for use therei

Compositions

Loose particulate mixture containing metal particles

C419S066000

Reexamination Certificate

active

07125435

ABSTRACT:
The present invention relates to improved metallurgical powder compositions that incorporate solid lubricants, methods for preparing and using the same, and methods of making compacted parts. The solid lubricants contain functionalized polyalkylene lubricants substituted with functional groups selected from the group consisting of a phosphate group, phosphite group, hypophosphate, hypophosphite, polyphosphate, thiophosphate, dithiophosphate, thiocarbamate, dithiocarbamate, borate, thiosulfate, sulfate group, or sulfonate group.

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