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TPX® RT18

Polymethylpentene Copolymer

Supplied by Mitsui Chemicals America, Inc.

The technical datasheet with complete property values for TPX® RT18 is available to members of the Prospector Plastics Database.
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General  
Material Status 
  • Commercial: Active
Availability 
  • North America
Features 
  • Good Chemical Resistance
  • Good Thermal Stability
  • Non-Toxic
Uses 
  • Cosmetics
  • Film
  • Medical/Healthcare Applications
Agency Ratings 
Appearance 
  • Clear/Transparent
Forms 
  • Granules
Processing Method 
  • Fiber (Spinning) Extrusion
  • Film Extrusion
  • Injection Molding
Physical
Nominal Value
Unit
Test Method
Density
g/cm³
 ASTM D1505
Melt Mass-Flow Rate (MFR) (260°C/5.0 kg)
g/10 min
 ASTM D1238
Molding Shrinkage 2
     Internal Method
Flow
in/in
  
Across Flow
in/in
  
Water Absorption (24 hr)
%
 ASTM D570
Spiral Flow Length 3 (163°F)
in
 Internal Method
Mechanical
Nominal Value
Unit
Test Method
Tensile Modulus (73°F)
psi
 ASTM D638
Tensile Strength
     ASTM D638
Yield, 73°F
psi
  
Break, 73°F
psi
  
Tensile Elongation (Break, 73°F)
%
 ASTM D638
Flexural Modulus (73°F)
psi
 ASTM D790
Flexural Strength (73°F)
psi
 ASTM D790
Impact
Nominal Value
Unit
Test Method
Notched Izod Impact (73°F)
ft·lb/in
 ASTM D256
Unnotched Izod Impact Strength (73°F)
ft·lb/in²
 ASTM D256
Hardness
Nominal Value
Unit
Test Method
Rockwell Hardness (R-Scale)
 
 ASTM D785
Thermal
Nominal Value
Unit
Test Method
Deflection Temperature Under Load (66 psi, Unannealed)
°F
 ASTM D648
Vicat Softening Temperature
°F
 ASTM D1525
Melting Temperature
°F
 DSC
CLTE - Flow
in/in/°F
 ASTM D696
Electrical
Nominal Value
Unit
Test Method
Volume Resistivity
ohm·cm
 ASTM D257
Dielectric Strength
V/mil
 ASTM D149
Dielectric Constant
 
 ASTM D150
Optical
Nominal Value
Unit
Test Method
Refractive Index
 
 ASTM D542
Transmittance
%
 ASTM D1003
Haze
%
 ASTM D1003
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: TPX® RT18, TPX RT18, TPX® , TPX, TPXRT18, RT 18, RT18, Polymethylpentene Copolymer, PMP Copolymer, Polymethylpentene, PMP, Mitsui Chem USA, PolymethylpenteneCopolymer, PMPCopolymer, 18RT
Features
Features may also be described by the following terms: Good Chemical Resistance, Chemical Resistant, Good Thermal Stability, Non-Toxic, Non Toxic, Toxicity None.
Uses
Uses may also be described by the following terms: Medical Applications.
Agency Ratings
This plastic material has 3 certifications from the following agencies (the number in parentheses shows the number of certifications for that agency): EU (1), JHOSPA (1), FDA (1).
Notes
1Typical properties: these are not to be construed as specifications.
2temperature range: 260 to 280°C
3mold temperature: 310 to 320°C
 
IDES
Copyright © 2012 IDES
The information presented on this datasheet was acquired by IDES from the producer of the material. IDES makes substantial efforts to assure the accuracy of this data. However, IDES assumes no responsibility for the data values and strongly encourages that upon final material selection, data points are validated with the material supplier.