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Patent Searching and Data


Title:
WEAR RESISTANT COATINGS FOR TOOL DIES
Document Type and Number:
WIPO Patent Application WO/2010/024902
Kind Code:
A3
Abstract:
A tool (100) die for forming a green ceramic body. The tool die has a wear resistant coating (120) that is deposited on a substrate (110) and has an outer or free surface having a morphology that provides a mean roughness in a range from about 0.03 μm up to about 0.8 μm Rq. In one embodiment, the wear resistant coating(220) has multiple alternating layers (222, 224, 226) of fine grained and coarse grained materials. Methods of making the tool die and wear resistant coating are also provided.

Inventors:
VAIDYANATHAN KRISHNA K (US)
Application Number:
PCT/US2009/004873
Publication Date:
May 06, 2010
Filing Date:
August 27, 2009
Export Citation:
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Assignee:
CORNING INC (US)
VAIDYANATHAN KRISHNA K (US)
International Classes:
B28B3/20; C23C16/30; C23C28/04; C23C30/00
Foreign References:
EP1649994A22006-04-26
US20030064126A12003-04-03
EP1471165A22004-10-27
US5766782A1998-06-16
US6165600A2000-12-26
Attorney, Agent or Firm:
SANTANDREA, Robert, P. (Intellectual Property DepartmentSP-TI-3-, Corning NY, US)
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