Flame inhibitor composition and use thereof

D - Textiles – Paper – 21 – H

Patent

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Details

D21H 17/66 (2006.01) C09K 21/04 (2006.01) D06B 1/04 (2006.01) D06M 11/71 (2006.01) D06M 11/72 (2006.01) D21H 21/34 (2006.01)

Patent

CA 2239800

A flame retardant composition for treating a high pulp content nonwoven web is provided. The flame retardant composition includes soluble solids formed from inorganic salts, such as ammonium polyphosphate and sulfur. The TGA range of such soluble solids is from about 175 °C to about 370 °C. The flame retardant composition may be continuously and uniformly applied to the high pulp content nonwoven web by a non-compressive process.

L'invention porte sur une composition ignifuge destinée à traiter un voile non tissé à forte teneur en pulpe. Ladite composition comporte des solides solubles à base de sels minéraux tels que le polyphosphate et le sulfure d'ammonium. L'ATG desdits solides solubles s'étend d'environ 175 à environ 370 DEG C. La composition peut s'appliquer de manière continue et uniforme au voile à l'aide d'un procédé non compressif.

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