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Park Electrochemical Nelcote® V-376 Cyanate Ester Epoxy Prepregs, 4581 Quartz Reinforced

Category Polymer , Thermoset , Epoxy
Manufacturer Park Electrochemical Corp.
Trade Name Nelcote®
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Park Electrochemical Nelcote® V-376 Cyanate Ester Epoxy Prepregs, 4581 Quartz Reinforced.pdf
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Material Notes:
Nelcote® V-376 is a Cyanate Ester matrix providing excellent electrical and mechanical properties for harsh aircraft, shipboard, and undersea applications for Radomes, Antenna, and Reflectors. Simple processing and good handling characteristics make V-376 an ideal alternative to BMI and polyimide resin systems. GC110 LM qualified specifications.Key Features and Benefits:Cyanate Ester resin provides outstanding electrical properties (Dk, Df)Excellent Moisture resistance propertiesSimplified handling and processing characteristicsMinimal degradation of mechanical properties in Hot/Wet environmentsSelf-Adhesive to many types of foam and honeycomb coreApplications/Qualifications:RadomesReflectorsAntennaSignature ControlInformation provided by Park Electrochemical Corp.
Physical Properties Metric English Comments
Volatiles <= 1.5 %
<= 1.5 %
Water Absorption 0.67 %
0.67 %
by weight; 14 day soak at 160°F
Thickness 0.127 microns
0.00500 mil
cured laminate, per ply
Mechanical Properties Metric English Comments
Tensile Strength, Yield 427 MPa

@Temperature 149 °C
62000 psi

@Temperature 300 °F
0° Direction, Wet; ASTM D638
648 MPa

@Temperature 23.9 °C
94000 psi

@Temperature 75.0 °F
0° Direction, Dry; ASTM D638
Tensile Modulus 23.4 GPa

@Temperature 23.9 °C
3400 ksi

@Temperature 75.0 °F
Dry; ASTM D638
23.4 GPa

@Temperature 149 °C
3400 ksi

@Temperature 300 °F
Wet; ASTM D638
Flexural Strength 786 MPa

@Temperature 23.9 °C
114000 psi

@Temperature 75.0 °F
0° Direction, Dry; ASTM D790
Flexural Modulus 22.8 GPa

@Temperature 23.9 °C
3300 ksi

@Temperature 75.0 °F
0° Direction, Dry; ASTM D790
Compressive Strength 221 MPa

@Temperature 149 °C
32000 psi

@Temperature 300 °F
Dry; ASTM D695
372 MPa

@Temperature 149 °C
54000 psi

@Temperature 300 °F
Wet; ASTM D695
531 MPa

@Temperature 23.9 °C
77000 psi

@Temperature 75.0 °F
Dry; ASTM D695
Compressive Modulus 22.8 GPa

@Temperature 23.9 °C
3300 ksi

@Temperature 75.0 °F
Dry; ASTM D695
24.1 GPa

@Temperature 149 °C
3500 ksi

@Temperature 300 °F
Wet; ASTM D695
24.1 GPa

@Temperature 149 °C
3500 ksi

@Temperature 300 °F
Dry; ASTM D695
Shear Strength 75.8 MPa

@Temperature 23.9 °C
11000 psi

@Temperature 75.0 °F
Short Beam; Dry; ASTM D2344
Thermal Properties Metric English Comments
CTE, linear 52.0 µm/m-°C
28.9 µin/in-°F
Z-Axis
Glass Transition Temp, Tg 148 °C
298 °F
DMA; without post-cure
178 °C
352 °F
DMA; with post-cure
Electrical Properties Metric English Comments
Dielectric Constant 3.3

@Frequency 9.375e+9 Hz
3.3

@Frequency 9.375e+9 Hz
Dissipation Factor 0.0070

@Frequency 9.375e+9 Hz
0.0070

@Frequency 9.375e+9 Hz
Processing Properties Metric English Comments
Gel Time 3.00 - 30.0 min

@Temperature 135 °C
3.00 - 30.0 min

@Temperature 275 °F
Shelf Life 12.0 Month

@Temperature -17.8 °C
12.0 Month

@Temperature 0.000 °F
Descriptive Properties Value Comments
Fabric Area Weight (g/m²) 288
Resin Flow (%) 13-33
325°F, 50psi
Resin Solids Content (%) 35-41
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