COMPOSITION AND METHOD FOR TREATING A POROUS ARTICLE AND USE THEREOF
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United States of America Patent
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Issued Date -
Jan 23, 2003
app pub date -
Jun 4, 1999
filing date -
Dec 6, 1996
priority date (Note) -
Abandoned
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Abstract
A method for treating a porous article by efficiently performing macromolecularization in a porous article using an enzyme having a polyphenol oxidizing activity in an alkaline pH region, a phenolic compound and/or an aromatic amine compound, a composition for use in the treatment method, and treated products from the porous article obtained by the treatment method which are given or increased in strength, wear resistance, weatherability, rust-preventing properties, flame resistance, antibacterial properties, antiseptic properties, sterilizing properties, insect-repellent properties, insecticidal properties, antiviral properties, organism-repellent properties, adhesiveness, chemical agent-slow-releasing properties, coloring properties, dimension stability, crack resistance, deodorizing properties, deoxidizing properties, humidity controlling properties, moisture conditioning properties, water repellency, surface smoothness, bioaffinity, ion exchangeability, formaldehyde absorbing properties, chemical agent elution preventing properties, or properties preventing the migration of inorganic compounds onto the surface of the porous article.
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