VECTRAN™ fiber is resistant to organic solvents, some acids of >90% concentration, and bases of <30% concentration. Chemical resistance is important in protective apparel use, garment care, and upkeep. The superior bleach resistance of VECTRAN™ (shown below at two concentrations) and dimensional and chemical stability simplify garment care.
Tenacity retention: VECTRAN™ HT vs. aramid
Chemical resistance of VECTRAN™ fiber
Fiber Strength Retention (%) | |||||||
---|---|---|---|---|---|---|---|
Reagent | Formula | Concentration (%) | Temperature (°C) | Time (hours) | VECTRAN™ HT | VECTRAN™ UM | Aramid (reg.) |
Acids | |||||||
Hydrochloric Acid | HCI | 1 | 50 | 100 | 100 | 96 | 93 |
1 | 50 | 10,000 | 84 | – | 16 | ||
10 | 70 | 1 | 96 | – | 73 | ||
10 | 70 | 10 | 93 | – | 26 | ||
Sulfuric Acid | H2SO4 | 1 | 50 | 100 | 99 | 99 | 98 |
1 | 50 | 1,000 | 93 | – | 88 | ||
1 | 50 | 10,000 | 85 | – | 28 | ||
10 | 20 | 100 | 100 | – | 94 | ||
10 | 20 | 10,000 | 90 | – | 69 | ||
10 | 50 | 100 | 98 | – | 86 | ||
10 | 50 | 10,000 | 82 | – | 12 | ||
10 | 70 | 10 | 94 | – | 79 | ||
10 | 70 | 100 | 93 | – | 19 | ||
10 | 100 | 10 | 96 | – | 40 | ||
Nitric Acid | NHO3 | 1 | 50 | 100 | 99 | 100 | 83 |
1 | 50 | 1,000 | 97 | – | 29 | ||
1 | 50 | 10,000 | 86 | – | 14 | ||
10 | 70 | 1 | 95 | – | 60 | ||
10 | 70 | 100 | 92 | – | 5 | ||
Phosphoric Acid | 10 | 70 | 100 | 93 | – | 46 | |
10 | 100 | 100 | 91 | – | 20 | ||
Formic Acid | 90 | 20 | 100 | 96 | – | 93 | |
90 | 70 | 100 | 93 | – | 42 | ||
Acetic Acid | 40 | 70 | 100 | 94 | – | 37 | |
40 | 100 | 100 | 90 | – | 22 | ||
Alkalis | |||||||
Sodium Hydroxide | NaOH | 10 | 20 | 100 | 97 | – | 68 |
(Caustic Soda) | 10 | 70 | 20 | 66 | – | 21 | |
Calcium Hydroxide | Ca(OH)2 | saturated | 50 | 100 | 96 | 86 | 93 |
saturated | 50 | 1,000 | 85 | – | 60 | ||
saturated | 50 | 10,000 | 9 | – | 20 | ||
Cement Extract | – | 20 | 10 | 99 | – | 98 | |
– | 20 | 10,000 | 90 | – | 69 | ||
– | 50 | 10 | 99 | – | 94 | ||
– | 50 | 100 | 97 | – | 90 | ||
– | 50 | 10,000 | 6 | – | 20 | ||
Organic Solvents | |||||||
Acetone | Ch3CoCH3 | 100 | 20 | 100 | 100 | 100 | 99 |
100 | 20 | 10,000 | 99 | – | 99 | ||
Benzene | C6H6 | 100 | 70 | 100 | 95 | – | 93 |
Carbon Tetrachloride | 100 | 20 | 100 | 96 | – | 95 | |
Ether | 100 | 20 | 100 | 98 | – | 95 | |
Ethyl Acetate | 100 | 20 | 100 | 98 | – | 96 | |
Toluene | C6H6CH3 | 100 | 20 | 100 | 100 | 100 | 96 |
100 | 20 | 10,000 | 98 | – | 99 | ||
Methanol | CH3Ch2OH | 100 | 20 | 100 | 96 | – | 94 |
Perchloroethylene | 100 | 20 | 100 | 95 | – | 96 | |
Formaldehyde | 37 | 20 | 100 | 96 | – | 98 | |
Ethylene Glycol | HOCH2CH2OH | 50 | 100 | 10 | 92 | – | 90 |
50 | 100 | 100 | 79 | – | 74 | ||
Ammonia Solution | NH3 | 10 | 70 | 24 | 35 | – | 95 |
Salts | |||||||
Sodium Carbonate | Na2CO3 | 1 | 50 | 100 | 96 | 100 | 100 |
1 | 50 | 10,000 | 80 | 100 | 67 | ||
Sodium Chloride | NaCI | 1 | 50 | 100 | 100 | 99 | 100 |
1 | 50 | 10,000 | 95 | 99 | 97 | ||
Copper Sulfate | CuSO4 | 1 | 50 | 100 | 101 | 100 | 100 |
1 | 50 | 10,000 | 90 | 100 | 68 | ||
Zinc Chloride | ZnCI2 | 1 | 50 | 100 | 98 | 99 | 99 |
1 | 50 | 10,000 | 95 | 99 | 97 | ||
Oils | |||||||
Mineral Oil | 100 | 20 | 100 | 100 | 100 | 100 | |
100 | 20 | 10,000 | 100 | – | 100 |