Product Data Sheet |
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Product De |
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Eastman Tritan EX401 is an amorphous copolyester with excellent appearance and clarity. Tritan EX401 contains a mold release derived from vegetable based sources. Its most outstanding features are excellent toughness, hydrolytic stability, and heat and chemical resistance. Tritan EX401 was specifically developed for the Infant Care market using Eastman's knowledge of copolyester chemistry. Tritan EX401 can be converted into parts using Injection, Injection Blow, Injection Stretch Blow, Reheat Blow, and Extrusion Blow Molding techniques. Tritan EX401 copolyester may be used in repeated use food contact articles under United States Food and Drug Administration (FDA) regulations. |
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Typical Properties (Preliminary) |
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Propertya |
Testb |
Typical Value, Unitsc |
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General Properties |
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Specific Gravity |
D 792 |
1.17 |
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Mold Shrinkage |
D 955 |
0.005-0.007 mm/mm (0.005-0.007 in./in.) |
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Mechanical Properties |
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Tensile Stress @ Yield |
D 638 |
44 MPa (6400 psi) |
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Tensile Stress @ Break |
D 638 |
53 MPa (7700 psi) |
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Elongation @ Yield |
D 638 |
7% |
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Elongation @ Break |
D 638 |
140% |
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Tensile Modulus |
D 638 |
1585 MPa (2.28 x 105 psi ) |
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Flexural Modulus |
D 790 |
1585 MPa (2.28 x 105 psi ) |
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Flexural Yield Strength |
D 790 |
66 MPa (9600 psi) |
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Rockwell Hardness, R Scale |
D 785 |
115 |
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Izod Impact Strength, Notched |
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D 256 |
650 J/m (12.2 ft·lbf/in.) |
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D 256 |
126 J/m (2.4 ft·lbf/in.) |
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Impact Strength, Unnotched |
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D 4812 |
NB |
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D 4812 |
NB |
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Impact Resistance (Puncture), Energy @ Max. Load |
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D 3763 |
59 J (43 ft·lbf) |
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D 3763 |
63 J (46 ft·lbf) |
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Thermal Properties |
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Deflection Temperature |
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D 648 |
109°C (228°F) |
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D 648 |
92°C (198°F) |
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Optical Properties |
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Total Transmittance |
D 1003 |
92% |
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Haze |
D 1003 |
<1% |
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Typical Processing Conditions |
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Drying Temperature |
88°C (190°F) |
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Drying Time |
4-6 hrs |
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Processing Melt Temperature |
260-282°C (500-540°F) |
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Mold Temperature |
38-66°C (100-150°F) |
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a Unless noted otherwise, all tests are run at 23°C (73°F) and 50% relative humidity. |
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Comments |
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Eastman and its marketing affiliates shall not be responsible for the use of this information, or of any product, method, or apparatus mentioned, and you must make your own determination of its suitability and completeness for your own use, for the protection of the environment, and for the health and safety of your employees and purchasers of your products. No warranty is made of the merchantability of fitness of any product, and nothing herein waives any of the Seller's conditions of sale. |
專業(yè)供應用品專用原料PCTG 美國伊士曼 EX401