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PES
PES(Polyethersulfone)Àº PSU(Polysulfone)°ú ºñ½ÁÇÑ °í¿ÂÀÇ ¹«Á¤Çü ¿°¡¼Ò¼º Çöó½ºÆ½À¸·Î ³ÐÀº ¿Âµµ ´ë¿¡¼ÀÇ ¶Ù¾î³ Ä¡¼ö¾ÈÁ¤¼º, ÁÁÀº ¹°¸®Àû ¼ºÁú ¹× ³»ÈÇмºÀ» °¡Áö°í ÀÖ´Ù.
»ó¿Â¿¡¼´Â PC(Polycarbonate)¿Í °°ÀÌ ¸Å¿ì ´Ü´ÜÇÑ Çöó½ºÆ½ÀÌ´Ù. ´Ù¾çÇÑ Á¦Ç°ÀÌ ÀÖÀ¸³ª ´ëÇ¥Àû Á¦Ç°Àº Radel A, UltrasonÀÌ´Ù
Ư¼º
³»¿¼º(180¡É~220¡É) ¹× ³¿¬¼º(UL94 V-0, LOI 39)
Ä¡¼ö¾ÈÁ¤¼º(200¡É±îÁö ¿ÆØâ°è¼ö°¡ ÀÏÁ¤)
¶Ù¾î³ ³»Å©¸®ÇÁ¼º(Creep Resistance)
°í¿Â¿¡¼µµ ¶Ù¾î³ Àü±âÀû Ư¼º
³·Àº ¾Æ¿ô°³½Ì
Ź¿ùÇÑ °í¿Â¿¡¼ÀÇ Àü±âÀû Ư¼º
Åõ¸íµµ(±¤°úµµ 90%)
¶Ù¾î³ ³»ÈÇмº
°¡°ø¼º(¹ü¿ë±â°è °¡°øÀÌ ½±°í, ´Ù¾çÇÑ ¼ºÇü¹æ¹ý »ç¿ë°¡´É)
³»ÈļºÀÌ ¾àÇÔ(¿ÜºÎȯ°æ »ç¿ëÁÖÀÇ)
ÀϺΠ±Ø¼º¿ë¸Å(polar solvent) »ç¿ëÁÖÀÇ
100¡É ¹°¿¡´Â º¯È ¾øÀ¸¸ç ±× À̻󿡼´Â ¹Ì¼¼ Å©·¢
Application : Printed Circuits, High intensity light bases, Safety face shields, Machine guards, Connectors, ÀÚµ¿Â÷ ºÎÇ°, ¸âºê·¹ÀÎ, ½ÄÇ°¿ë ¿ë±â, À¯¾Æ¿ë±â, °¡ÀüÁ¦Ç°
TYPICAL PROPERTIES of RADEL A POLYETHERSULFONE
|
ASTM or UL test |
Property |
unfilled
(A-300) |
30% glass
filled
(AG-330) |
PHYSICAL |
D792 |
Density (lb/in©ø)
(g/cm©ø) |
0.050
1.37 |
0.057
1.58 |
D570 |
Water Absorption, 24 hrs (%) |
0.54 |
0.39 |
MECHANICAL |
D638 |
Tensile Strength (psi) |
12,200 |
18,900 |
D638 |
Tensile Modulus (psi) |
385,000 |
825,000 |
D638 |
Tensile Elongation at Yield (%) |
6.5 |
1.9 |
D790 |
Flexural Strength (psi) |
16,100 |
23,500 |
D790 |
Flexural Modulus (psi) |
420,000 |
950,000 |
D695 |
Compressive Strength (psi) |
14,500 |
25,600 |
D695 |
Compressive Modulus (psi) |
388,00 |
1,119,000 |
D785 |
Hardness, Rockwell |
M88/R127 |
M80/R124 |
D256 |
IZOD Notched Impact (ft-lb/in) |
1.6 |
1.4 |
THERMAL |
D696 |
Coefficient of Linear Thermal Expansion
(x 10-5 in./in./¡ÆF) |
2.7 |
1.7 |
D648 |
Heat Deflection Temp (¡ÆF / ¡ÆC)
at 264 psi |
400 / 204
|
420 / 215
|
D3418 |
Melting Temp (¡ÆF / ¡ÆC) |
- / - |
- / - |
- |
Max Operating Temp (¡ÆF / ¡ÆC) |
320 / 160 |
320 / 160 |
C177 |
Thermal Conductivity
(BTU-in/ft©÷-hr-¡ÆF)
(x 10-4 cal/cm-sec-¡ÆC) |
1.13
3.89
|
1.35
4.65
|
UL94 |
Flammability Rating |
V0 |
V0 |
ELECTRICAL |
D149 |
Dielectric Strength (V/mil) short time, 1/8" thick |
380 |
440 |
D150 |
Dielectric Constant at 1 KHz |
3.5 |
4.1 |
D150 |
Dissipation Factor at 1 KHz |
0.0022 |
0.0018 |
D257 |
Volume Resistivity (ohm-cm)at 50% RH |
1.7 x 1015 |
> 1016 |
|