Binder for improved glass fiber mats

Details Binder for improved glass fiber mats Binder for improved glass fiber mats

1988-12-12

1990-04-17

Cannon, James C.

Paper making and fiber liberation

Processes and products

Mineral fiber

162166, 162169, 428290, 428291, 4283073, 4283115, 428436, 428441, 428489, B32B 1702, D04H 164, D21H 340, D21H 352

Patent

active

049177648

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.degree. C. and a surface tension less than 50 dynes/cm, and 94% and 99% by weight (solids) of a urea-formaldehyde resin solution having a pH of from about 6.5 to about 8.5.

REFERENCES:
patent: 4258098 (1981-03-01), Bondoc

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