| abstract |
The invention discloses a kind of preparation methods of fire retardant nonwoven fabric, mainly by 150-180 parts of PP resin, 12-15 parts of nanometric magnesium hydroxide, 2-5 parts of silica, 12-15 parts of ultra high molecular weight polyethylene fiber, 5-8 parts of decabromodiphenylethane, 1-2 parts of silane coupling agent, 0.5-1 parts of melamine mixing, it is stirred 2-5 minutes in high-speed mixer, obtains mixture.The present invention has many advantages, such as that method is simple, good flame retardation effect, can also prepare non-woven fabrics master batch, for produce non-woven fabrics have the characteristics that it is fire-retardant so that non-woven fabrics can satisfy more diverse use demand. |