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Medical Nonwoven Fabric In Medicine To Carry Out Fast

Yiwu Guanghong Non-Woven Co.,Ltd | Updated: Aug 30, 2017

Nonwovens are a medical device, divided into several types, the following is the medical non-woven.

Medical non-woven fabrics refers to the chemical treatment of fat removal of cotton, easy to absorb liquid than ordinary cotton, is hygienic products, but also used to make nitrocellulose. Also known as cotton. From the original cotton by removing inclusions, degreasing, bleaching, washing, drying, finishing processing made. Absorbent cotton should be odorless, tasteless, no stains, with good water absorption, fiber soft and slender, white and flexible, easy to layer, no acid, alkali and other harmful impurities, the quality should be in line with the Ministry of Health to develop technical standards. Absorbent cotton is made by degreasing process, because the surface does not contain fat, have a good hydrophilic, soaked in 75% alcohol can be used for disinfection of cotton balls.

Medical nonwovens

Production of raw materials and methods

Raw materials of the most advanced cotton, caustic soda (NaOH, industrial), water.

Method to tear the cotton, pick out the impurities can be seen, such as small stones, dead leaves and so on. Wash cotton with water until the effluent is clear. The cotton installed in the enamel pot, add water to just can be submerged, and then add the equivalent of the water to the pot of 2% to 5% of the NaOH, add a small simmer for 10 minutes. Cooling, rinse with plenty of water, about to wash while rubbing about 10 minutes. Wash the washed cotton paper on the clean paper.

Note that the alkali (NaOH) is highly corrosive, must wear gloves and plastic around the waist, should be washed on the skin should be immediately washed. Cook the time not too long, so as not to reduce the degree of polymerization, affecting the esterification. When dry, pay attention to dust

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