Physical Properties
of Tychem® TK
|
| Basis Weight (oz/yd 2) | 10.6 (ASTM D3776) |
| Thickness (mils) | 26 (ASTM D1777) |
| Ball Burst (lbf) | 187 (ASTM D3787) |
| Grab Tensile (lbf) | 188/180 (ASTM D5034)* |
| Trap Tear (lbf) | 53/52 (ASTM D5733)* |
| * MD/CD |
These results are measured by using the latest ASTM test methods. Results will vary due to the changes in test methods.
|
Tychem® TK
Permeation data for ASTM recommended list of chemicals for evaluating
protective clothing materials (ASTM F1001)
|
Chemical
Name | Physical
Phase | Normalized
Breakthrough Time
(minutes) | Average
Permeation Rate
(μg/cm2/minute) |
| Acetone | Liquid | >480 | <0.01 |
| Acrylonitrile | Liquid | >480 | <0.0003 |
| Ammonia Gas | Gas | >480 | <0.1 |
| 1, 3-Butadiene | Gas | >480 | <0.07 |
| Carbon disulfide | Liquid | >480 | <0.02 |
| Chlorine Gas | Gas | >480 | <0.02 |
| Dichloromethane | Liquid | >480 | <0.03 |
| Dimethyllamine | Gas | >480 | <0.05 |
| N, N-Dimethylacetamide | Liquid | >480 | <0.006 |
| Ethyl Acetate | Liquid | >480 | <0.06 |
| Ethylene Oxide Gas | Gas | >480 | <0.1 |
| n-Hexane | Liquid | >480 | <0.01 |
| Hydrogen Chloride | Gas | >480 | <0.1 |
| Methanol | Liquid | >480 | <0.1 |
| Methyl chloride | Gas | >480 | <0.02 |
| Nitrobenzene | Liquid | >480 | <0.1 |
| Sodium hydroxide, 50% | Liquid | >480 | <0.1 |
| Sulfuric acid, 98% | Liquid | >480 | <0.1 |
| Tetrachloroethylene | Liquid | >480 | <0.01 |
| Tetrohydrofuran | Liquid | >480 | <0.04 |
| Toluene | Liquid | >480 | <0.02 |
> = greater than, < = less than
For specific permeation data and breakthrough times for other chemicals, contact the DuPont Protective Apparel Fax-OnDemand Service at 1-800-558-9329.
|
Tychem® TK
Permeation data for 595 Class/Subclass Chemical Warfare Agents
|
| Agent | Common
Name | CAS
Number | Protocol | Average
Breakthrough
Time | Minimum
Detectable
Permeation
(µg/cm2) |
| GA | Tabun | 77-80-6 | DN5 | >12hrs. | <0.0001 |
| GB | Sarin | 107-44-8 | DN5 | >12hrs. | <0.0001 |
| | | DN6 | >12hrs. | <0.00024 |
| GD | Soman | 99-64-0 | DN5 | >12hrs. | <0.0001 |
| | | DN6 | >12hrs. | <0.0001 |
| HD | Sulfur Mustard | 505-60-2 | DN3 | >12hrs. | <0.0001 |
| | | DN4 | >12hrs. | <0.2000 |
| L | Lewisite | 541-25-3 | DN3 | >12hrs. | <0.0060 |
| | | DN4 | >12hrs. | <0.2000 |
| VX | VX | 50782-69-9 | DN5 | >12hrs. | <0.0001 |
| | | DN6 | >12hrs. | <0.00024 |
> = greater than, < = less than
Fabric Test Protocols - All tests performed in triplicate for DuPont Nonwovens by an independant accredited laboratory at 22° C, 50% R.H.
Protocol DN3 - MIL STD-282, Method T-209 (HD) or modified for Lewisite, for 12 hours at 10 g/m 2
Protocol DN4 - MIL STD-282, Method T-209 (HD) or modified for Lewisite, for 12 hours at 100 g/m 2 (Total coverage).
Protocol DN5 - MIL STD-282, Method T-209 (GB) or modified for GA, GD, and VX, for 12 hours at 10 g/m 2
Protocol DN5 - MIL STD-282, Method T-209 (GB) or modified for GA, GD, and VX, for 12 hours at 100 g/m 2 (Total coverage).
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