Flexible, flat substrates having an abrasive surface
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United States of America Patent
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Apr 18, 2017
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app pub date -
Jan 22, 2008
filing date -
Jan 24, 2007
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Abstract
Flexible, sheet-like substrates having an abrasive surface, which are obtainable by applying an aqueous solution or dispersion of at least one precondensate of a heat-curable resin to the top and/or bottom of a flexible, sheet-like substrate in an amount of at least 5 to 90% by weight, based on the uncoated, dry substrate, crosslinking the precondensate and drying the treated substrate.
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