Self-cleaning surfaces of objects and process for producing same
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United States of America Patent
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Dec 9, 2003
Issued Date -
N/A
app pub date -
Jan 29, 1997
filing date -
Jul 29, 1994
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Abstract
The self-cleaning surfaces of objects have an artificial surface structure of elevations and depressions wherein the distances between said elevations are in the range of from 5 to 200 .mu.m, and the heights of said elevations are in the range of from 5 to 100 .mu.m, and at least said elevations consist of hydrophobic polymers or permanently hydrophobized materials, and said elevations cannot be detached by water or by water containing detergents.
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