Process for coating a substrate with a powder paint composition
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United States of America Patent
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Jan 29, 2002
Issued Date -
N/A
app pub date -
Feb 25, 2000
filing date -
Nov 16, 1994
priority date (Note) -
Expired
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Abstract
The invention relates to a process for coating a substrate with a powder paint composition. The powder paint particles are first charged by friction or induction in the presence of magnetic or nonmagnetic particles, are next transported and are then applied to the substrate or applied to a transfer medium and subsequently transferred to the substrate, by means of an electric field between the substrate respectively the transfer medium and the means of transport whereafter the ponder paint composition is cured or fused to obtain a powder coating.
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