Desizing

As desizing or desizing the removal of the protective film of the warp threads of a woven fabric is known in the textile industry.

Before the weaving process is to strengthen the warp threads, a protective film, the so-called sizing applied. When sizing starch, higher alcohols, polyvinyl acetates, polyacrylates or cellulose derivatives. These are removed before further processing.

• Hydrolytically: with acids
• Oxidation: with persulfate
• Enzymatically: when starch sizes
• Thermally: with glass fibers
• Mechanical: the case of water -soluble finishing by washing with hot water

The aim of the Entschlichtenverfahrens one hand the removal of the harsh handle and the other hand a better wetting and Durchfärbeverhalten the tissue.

Thermally or enzymatically desized stärkebeschlichtete be fiberglass cloth, in order to subsequently apply a Silanfinish so that chemically bond in the following resins, in the glass.

• Method (textile processing)