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Master Bond adhesives

Zeon Specialty Materials ZEONEX® K26R Cyclo Olefin Polymer
Categories: Polymer; Thermoplastic; Cyclo Olefin Polymer

Material Notes: Optical lens grade, high flow for microlens, very low haze and low birefringence for mobile device camera lens

Information provided by Zeon Chemicals.

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Physical PropertiesMetricEnglishComments
Density 1.01 g/cc0.0365 lb/in³ASTM D792
Water Absorption <= 0.010 %<= 0.010 %ASTM D570
Melt Flow 55 g/10 min
@Load 2.18 kg,
Temperature 280 °C
55 g/10 min
@Load 4.81 lb,
Temperature 536 °F
JIS 6719
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength 42.0 MPa6090 psiISO 527
Elongation at Break 2.0 %2.0 %ISO 527
Tensile Modulus 2.40 GPa348 ksiISO 527
Flexural Modulus 2.40 GPa348 ksiISO 178
 
Thermal PropertiesMetricEnglishComments
CTE, linear 60.0 µm/m-°C33.3 µin/in-°FASTM E831
Heat Distortion Temperature 133 °C271 °FASTM D648
Glass Transition Temp, Tg 143 °C289 °FJIS K7121
 
Optical PropertiesMetricEnglishComments
Refractive Index 1.5351.535ASTM D542
Transmission, Visible 92 %
@Thickness 3.00 mm
92 %
@Thickness 0.118 in
ASTM 1003
 
Descriptive Properties
Colorclear
Featuresgood coatability
Pencil HardnessFJIS K5401
Primary MarketOptical Lens
Processing MethodInjection Molding
REACHYes
RoHSYes
Usesprism

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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PZEONC78k / 191532

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