Microbial resistant kraft facing for fiberglass insulation

An insulation product that contains a Kraft paper facing treated with a combination of antimicrobial agents that imparts improved microbial resistance to the Kraft paper is provided. A preferred anti-microbial composition includes (1-[[2-(2,4-dichloropheyl)-4-propyl-1,3-diololan-2-yl]-methyl]-1H-1,2...

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Bibliographische Detailangaben
Hauptverfasser: BULLOCK KATHLEEN M, GUIGLEY KEVIN S, CLINE HARRY B
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:An insulation product that contains a Kraft paper facing treated with a combination of antimicrobial agents that imparts improved microbial resistance to the Kraft paper is provided. A preferred anti-microbial composition includes (1-[[2-(2,4-dichloropheyl)-4-propyl-1,3-diololan-2-yl]-methyl]-1H-1,2,4-triazole, alpha-(2-(4-chlorphenyl)ethyl)-alpha-(1-1-dimethylethyl)-1H-1,2,4-triazole-1-ethanol, and alkyl dimethylbenzyl ammonium saccharinate. The anti-microbial agents may each be present in the anti-microbial composition in an amount of from 50 to 1000 ppm. A biocide such as 2-(4-thiazolyl)benzimidazole may be added to the anti-microbial composition to impart additional microbial resistance. The Kraft paper may be adhered to the insulation by anti-microbially treated asphalt. The anti-microbial agent may be added to the asphalt in an amount of from 200-3000 ppm prior to applying the asphalt to the Kraft paper. In at least one exemplary embodiment, 2-n-octyl-4-isothiazolin-3-one is added to the asphalt. The insulation product formed is substantially free of bacteria, fungi, and molds.