How to use organosilicon defoamer in textile printing and dyeing
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How to use organosilicon defoamer in textile printing and dyeing
Textile printing and dyeing
Sizing process: water-emulsion organosilicon defoamer, such as BD-304 (or organosilicon polyether), adding 0.2-0.25g/L in sizing tank
Chemical fiber oil: chemical fiber oil agent added 0.02-0.04% water emulsion defoamer. Silicone polyether silicone oil should be included in the formulation of chemical fiber oil.
Desizing and refining: Polyether-containing organosilicon, such as BD-3055, is selected.
Bleaching: Strong acidity, organosilicon defoamer.
Dyeing: silicone emulsion defoamer. Jet dyeing is best done with polyether organosilicon, high temperature defoaming, low temperature water-soluble and non-staining fabrics.
From Silicone Public