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Fax : 1.610.459.2579

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Fax : 1.714.632.7945

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Phone : + 33 (0)3 20 68 30 35
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PRODUCTS

Compression Molded
High Performance Films
ECTFE Film
PES Film
PVDF Film
Tempalux® Film
Thermalux® Film
TPX® Film
Chemical Resistance
Static Control
High Performance
Medical
Engineering

  Compression Molded Products Image

polymethylpentene

Download Datasheet (pdf 39kb)

TPX® has a remarkable and unique combination of transparency and resistance to heat and chemicals. It also has unique acoustical properties. It is used in a wide variety of applications including speaker cones, gas separating membranes, release films and carrier films for ceramic slurry.

The following physical property information is based on typical values of the base TPX® DX845 resin as well as test results obtained from actual film testing.

TPX® Film

Applications Include:
Speaker cones
Gas separating membranes
Release films
Carrier films for ceramic slurry
Antennas
Medical instrument cover
Ultrasonic imaging equipment

Advantages of TPX® Film
Lowest specific gravity of any known thermoplastic
Low moisture absorption
Exceptional electrical properties
Good chemical resistance
High heat resistance
Excellent acoustical properties
Transparency
Resin FDA compliant

Manufacturing Capabilities:
Thicknesses and Widths:
.002" to .029" up to 24" wide
Finishes:
all thicknesses available polished onernside, matte the other (P/M)

*In addition to our standard capabilities, Westlake also has the ability to process custom resins in various sizes and colors with some exceptions.

TPX® is a Registered Trademark of Mitsui Chemicals Inc.
LOCTITE® is a Registered Trademark of LOCTITE Coporation.
BONDiT® is a Registered Trademark of RELTEK LLC.

 
Electrical PropertiesTest MethodResult
 MetricEnglish
Surface Resistivity
ASTM D257
> 1016 Ohms
> 1016 Ohms
Dielectric Strength at 0.003
ASTM D149
146 V/μm
3710 V/mil
Dielectric Constant
ASTM D150
2.12 1 kHz
2.12 1 kHz
Dissipation Factor
ASTM D150
2.5 x 10-5 10 kHz
2.5 x 10-5 10 kHz
 
Mechanical PropertiesTest MethodResult
 MetricEnglish
Tensile Strength at yield
ASTM D882
28 MPa
4.11 kpsi
Elongation at break
ASTM D882
10 %
10 %
Tensile Modulus
ASTM D882
1931 MPa
280 kpsi
Flexural Modulus
ASTM D790
1448 MPa
210 kpsi
Tear Strength - prop.
ASTM D1004
 
Other PropertiesTest MethodResult
 MetricEnglish
Specific Gravity
ASTM D792
0.835
0.835
Water Absorption at 24 hours
ASTM D570
0.01 %
0.01 %
Refractive Index
-
1.463
1.463
Haze
ASTM D1003
2 %
2 %
Area Factor
-
32725 in2/lb/mil
 
Thermal PropertiesTest MethodResult
 MetricEnglish
Continious Use Temp. - UL
-
100 °C
212 °F
Heat Deflection Temp. at 66 psi
ASTM D648
100 °C
212 °F
Melt Temp - DSC
-
235 °C
455 °F
Glass Transition Temp.
ASTM D3418
°C
°F
UL Rating - UL94
-
HB
HB
L.O.I.
ASTM D2862
< 25 %
< 25 %
NBS Smoke
ASTM E662
DMax
DMax
 
 
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