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US 7,402,622 B1Granted
Powder injection molding composition
OwnerJohn Lombardiinventor
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Abstract
An powder injection molding composition is disclosed. The composition comprises caprolactam and a plurality of particles, where that plurality of particles is selected from a metal powder, a metal hydride powder, a ceramic powder, a ferrite powder, and mixtures thereof. The composition optionally further comprises a wax and polymeric material.
Claims2
A-powder injection molding composition, comprising:
- a plurality of particles selected from the group consisting of a metal powder, a metal hydride powder, a ceramic powder, a ferrite powder, and mixtures thereof;
- and
- a binder consisting essentially of caprolactam and a polymeric material selected from the group consisting of polyethylene-co-acrylic acid and polystyrene-co-α-methylstyrene, wherein said-caprolactam is present at a level of 15 weight percent to 25 weight percent of said powder injection molding composition.
Dependencies are inferred from the claim text.