Lubricant for metal-powder compositions, metal-powder...

Details Lubricant for metal-powder compositions, metal-powder... Lubricant for metal-powder compositions, metal-powder...

C - Chemistry, Metallurgy

10

M

C10M 107/44 (2006.01) B22F 1/00 (2006.01)

Patent

CA 2191722

A lubricant for metallurgical powder compositions contains an oligomer of amide type, which has a weight-average molecular weight M w of 30,000 at the most. A metal-powder composition containing the lubricant, as well as a method for making sintered products by using the lubricant, are also disclosed. Further, the use of the lubricant in warm compaction is described.

Un lubrifiant pour des compositions à base de poudre métallurgique contient un oligomère du type amide, dont le poids moléculaire moyen en poids Mw ne dépasse pas 30 000. Une composition à base de poudre métallique contenant ce lubrifiant est également décrite, ainsi qu'un procédé de fabrication de produits frittés au moyen dudit lubrifiant. L'utilisation de ce lubrifiant dans un procédé de compactage à chaud est par ailleurs décrit.

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