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Durable against acid , alkali and oil , etc

PA9T fiber

Chemical resistance of PA9T fiber

PA9T fiber has both acid resistance and alkaline resistance at high levels. Also, it has excellent oil resistance and provides stable performance under various environments.

Fiber strength retention (%)

  10% sulfuric acid 10% sodium hydroxide 5% potassium permanganate
+ 30% potassium hydroxide
Temperature 70deg C 70deg C 50deg C 80deg C
Time 10hr 50hr 100hr 60hr 1hr 1hr
PA9T fiber 99 96 96 100 97 48
Nylon6 74 23 0(Dissolved) 100 - -
Nylon66 77 29 0(Dissolved) 100 13 0(Dissolved)
Polyester 100 99 99 0(Dissolved) - -
PPS fiber 100 100 100 100 - -
  10% sodium hypochlorite 99.8% benzene Gasoline Engine oil
Temperature 70deg C 23deg C 120deg C 120deg C
Time 1hr 100hr 168 168
PA9T fiber 93 97 95 97
Nylon6 38 100 - -
Nylon66 40 100 70 78
Polyester 97 99 - -
PPS fiber 86 84 87 99

※Measured by Kuraray

Applications making use of chemical resistance of PA9T fiber

Applications of specialty paper Secondary battery separator

For inquiries concerning this fiber and high performance paper, please contact the following: