Title:
POLISHING TOOL AND A COMPOSITION FOR PRODUCING SAID TOOL
Document Type and Number:
WIPO Patent Application WO/2002/034469
Kind Code:
A1
Abstract:
The invention can be used in various industries for machining miniature and large sized articles made of sapphire, quartz, ceramic, semiconductor and other hard-to-treat materials, including two-side machined pieces without preglueing. The inventive tool comprises a chuck provided with abrasive elements in the form of pellets fixed thereto. Abrasive filler is arranged between said elements. The density and abrasive grit of said abrasive filler range correspondingly from 0.2 to 0.8 and from 0.01 to 0.5 with respect to the density and abrasive grit of the elements. The inventive composition consists of epoxy resin, diamond-containing abrasive, a hardener, a filler and polyhydride siloxane. The polyhydride siloxane is used in order to form pores when reacting with the hardener during the production of the tool. Said invention makes it possible to produce the tool having a high cutting performance which ensures a high surface finish.
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Inventors:
KONDRATENKO VLADIMIR STEPANOVI (RU)
Application Number:
PCT/RU2001/000424
Publication Date:
May 02, 2002
Filing Date:
October 17, 2001
Export Citation:
Assignee:
KONDRATENKO VLADIMIR STEPANOVI (RU)
International Classes:
B24D7/14; B24D3/28; B24D3/34; B24D7/00; B24D7/06; B24D13/14; (IPC1-7): B24D7/06; B24D3/28
Domestic Patent References:
| WO1998035788A1 | 1998-08-20 |
Foreign References:
| EP0855249A1 | 1998-07-29 | |||
| SU1613308A1 | 1990-12-15 | |||
| SU975374A1 | 1982-11-23 |
Other References:
See also references of EP 1338385A4
Attorney, Agent or Firm:
OBSCHESTVO S OGRANICHENNOI OTVETSTVENNOSTIJU 'PATENT-GARANT' (LIMITED) (6-4-5 Moscow, 4, RU)
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