Nylon-MXD6 dissolves in strong acids like concentrated sulfuric acid and formic acid. It also dissolves in phenols like met cresol. However, it is quite stable against many other chemicals.
Table 4 shows the chemical resistance of injection molded products of Nylon-MXD6 (Note: dumb-bell specimen).
|Chemicals||Weight Change(%)||Retained Tensile Strength (%)|
|30% Acetic Acid||0.7||89|
|30% Sulfuric Acid||0.9||92|
|10% Hydrochloric Acid||0.8||88|
|10% Nitric Acid||0.8||85|
|10% Aqueous ammonia||0.7||87|
Immersed for 7 days at 20℃.
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