Method for dust-preventive treatment of material having dusting property
To provide a method for dusting preventive treatment of a dusting material using a dust-preventive treatment agent comprising the PTFE aqueous dispersion having lower potential for environmental concerns, which method is as effective as that known method and further has lower possibility of environm...
Gespeichert in:
Hauptverfasser: | , , , |
---|---|
Format: | Patent |
Sprache: | eng ; fre ; ger |
Schlagworte: | |
Online-Zugang: | Volltext bestellen |
Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
Zusammenfassung: | To provide a method for dusting preventive treatment of a dusting material using a dust-preventive treatment agent comprising the PTFE aqueous dispersion having lower potential for environmental concerns, which method is as effective as that known method and further has lower possibility of environmental concerns, and to provide the dust-preventive treated material obtained by treating the dusting material with the method. The method of dust-preventive treatment for a dusting material wherein the dust derived from dusting material is prevented by mixing a dust preventing treatment composition comprising an aqueous dispersion of polytetrafluoroethylene containing 50 ppm or less of a fluorine containing emulsifier with the dusting material and then by forming fibrils of polytetrafluoroethylene under conducting a compression/shear force to the mixture above at a temperature of about 20°C to 200°C, and the dust-preventive treated material obtained by treating the dusting material with the method. |
---|