Binder for improved glass fiber mats

D - Textiles – Paper – 04 – H

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D04H 1/58 (2006.01) C08L 61/24 (2006.01) D04H 1/00 (2006.01) D04H 1/42 (2006.01) D21F 7/08 (2006.01)

Patent

CA 2002089

FDN-1640 BINDER FOR IMPROVED GLASS FIBER MATS ABSTRACT A glass fiber mat having improved strength and fiber wettability is provided by incorporation of a critical amount of between 1% and 6% by weight (solids) of a carboxylated styrene-butadiene latex having a pH between about 5 and about 8.5, a glass transition temperature (Tg) less than 25°C. and a surface tension less than 50 dynes/cm, and 94% and 99% by weight (solids) of a ures-formaldehyde resin solution having a pH of from about 6.5 to about 8.5. 1285p

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