Patent Number: 7,820,068

Title: Chemical assisted lapping and polishing of metals

Abstract: Compositions for lapping gears and methods for preparing the same are described. These compositions contain a salt of polyaspartic acid and may contain additional components that are useful for lapping gears. Also provided are processes for using the compositions described herein.

Inventors: Wang; Qi (Birdsboro, PA), Schuster; Donald L. (Springfield, OH)

Assignee: Houghton Technical Corp.

International Classification: C09K 13/00 (20060101)

Expiration Date: 2018-10-26 0:00:00