LAWRENCE G RESAVAGE
Engineers in Bethel Park, PA
License number
Pennsylvania PE030967E
Category
Engineers
Type
Professional Engineer
Address
Address
Bethel Park, PA 15102
Professional information
Plastic Material
US Patent:
2008009, Apr 17, 2008
Filed:
Jun 13, 2007
Appl. No.:
11/762434
Inventors:
Wilfried Ensinger - Nufringen, DE
Lawrence Resavage - Bethel Park PA, US
Lawrence Resavage - Bethel Park PA, US
Assignee:
ENSINGER KUNSTSTOFFTECHNOLOGIE GBR - Nufringen
International Classification:
B32B 3/02, B29C 47/00, B32B 33/00, B32B 7/12, C08K 3/14
US Classification:
428066400, 264625000, 428339000, 428343000, 524413000
Abstract:
In order to make a plastic material available for the production of tribologically stressed components, in particular, retaining rings for holding semiconductor wafers in chemical mechanical polishing devices, retaining rings produced therefrom, with which noticeably longer service lives of the retaining rings can be obtained, as well as a process for their production, it is disclosed that the plastic material comprises a plastic matrix and particulate TiC embedded therein.