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Park Electrochemical Nelcote® V-376 Cyanate Ester Epoxy Prepregs, 581 Quartz Reinforced

Category Polymer , Thermoset , Epoxy
Manufacturer Park Electrochemical Corp.
Trade Name Nelcote®
Port Shanghai 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, 581 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 <= 2.0 %
<= 2.0 %
Water Absorption 0.67 %
0.67 %
by weight; 14 day soak at 160°F
Thickness 0.279 microns
0.0110 mil
cured laminate, per ply
Mechanical Properties Metric English Comments
Tensile Strength, Yield 421 MPa

@Temperature 204 °C
 61000 psi

@Temperature 400 °F
 0° Direction, Dry; ASTM D638
483 MPa

@Temperature 82.2 °C
 70000 psi

@Temperature 180 °F
 0° Direction, Wet; ASTM D638
648 MPa

@Temperature 149 °C
 94000 psi

@Temperature 300 °F
 0° Direction, Dry; ASTM D638
689 MPa

@Temperature 23.9 °C
 100000 psi

@Temperature 75.0 °F
 0° Direction, Dry; ASTM D638
Tensile Modulus 22.1 GPa

@Temperature 82.2 °C
 3200 ksi

@Temperature 180 °F
 Wet; ASTM D638
24.8 GPa

@Temperature 204 °C
 3600 ksi

@Temperature 400 °F
 Dry; ASTM D638
26.2 GPa

@Temperature 23.9 °C
 3800 ksi

@Temperature 75.0 °F
 Dry; ASTM D638
27.6 GPa

@Temperature 149 °C
 4000 ksi

@Temperature 300 °F
 Dry; ASTM D638
Flexural Strength 290 MPa

@Temperature 204 °C
 42000 psi

@Temperature 400 °F
 0° Direction, Dry; ASTM D790
517 MPa

@Temperature 149 °C
 75000 psi

@Temperature 300 °F
 0° Direction, Dry; ASTM D790
586 MPa

@Temperature 82.2 °C
 85000 psi

@Temperature 180 °F
 0° Direction, Wet; ASTM D790
758 MPa

@Temperature 23.9 °C
 110000 psi

@Temperature 75.0 °F
 0° Direction, Dry; ASTM D790
Flexural Modulus 16.5 GPa

@Temperature 204 °C
 2400 ksi

@Temperature 400 °F
 0° Direction, Dry; ASTM D790
22.1 GPa

@Temperature 149 °C
 3200 ksi

@Temperature 300 °F
 0° Direction, Dry; ASTM D790
24.8 GPa

@Temperature 23.9 °C
 3600 ksi

@Temperature 75.0 °F
 0° Direction, Dry; ASTM D790
24.8 GPa

@Temperature 82.2 °C
 3600 ksi

@Temperature 180 °F
 0° Direction, Wet; ASTM D790
Compressive Strength 179 MPa
26000 psi
Compression after impact strength, 1500 in-lb/in; NASA 1092
345 MPa

@Temperature 204 °C
 50000 psi

@Temperature 400 °F
 Dry; ASTM D695
414 MPa

@Temperature 149 °C
 60000 psi

@Temperature 300 °F
 Dry; ASTM D695
448 MPa

@Temperature 82.2 °C
 65000 psi

@Temperature 180 °F
 Wet; ASTM D695
517 MPa

@Temperature 23.9 °C
 75000 psi

@Temperature 75.0 °F
 Dry; ASTM D695
Compressive Modulus 17.2 GPa
2500 ksi
Compression after impact modulus, 1500 in-lb/in; NASA 1092
22.8 GPa

@Temperature 82.2 °C
 3300 ksi

@Temperature 180 °F
 Wet; ASTM D695
23.4 GPa

@Temperature 149 °C
 3400 ksi

@Temperature 300 °F
 Dry; ASTM D695
23.4 GPa

@Temperature 204 °C
 3400 ksi

@Temperature 400 °F
 Dry; ASTM D695
24.1 GPa

@Temperature 23.9 °C
 3500 ksi

@Temperature 75.0 °F
 Dry; ASTM D695
Shear Modulus 4.14 GPa

@Temperature 71.1 °C
 600 ksi

@Temperature 160 °F
 In-Plane; Dry; ASTM D3518
4.14 GPa

@Temperature 71.1 °C
 600 ksi

@Temperature 160 °F
 In-Plane; Wet; ASTM D3518
4.83 GPa

@Temperature 23.9 °C
 700 ksi

@Temperature 75.0 °F
 In-Plane; Dry; ASTM D3518
Shear Strength 17.9 MPa

@Temperature 204 °C
 2600 psi

@Temperature 400 °F
 Short Beam; Dry; ASTM D2344
38.6 MPa

@Temperature 149 °C
 5600 psi

@Temperature 300 °F
 Short Beam; Dry; ASTM D2344
51.7 MPa

@Temperature 82.2 °C
 7500 psi

@Temperature 180 °F
 Short Beam; Wet; ASTM D2344
58.6 MPa

@Temperature 23.9 °C
 8500 psi

@Temperature 75.0 °F
 Short Beam; Dry; ASTM D2344
98.6 MPa

@Temperature 71.1 °C
 14300 psi

@Temperature 160 °F
 In-Plane; Wet; ASTM D3518
110 MPa

@Temperature 71.1 °C
 16000 psi

@Temperature 160 °F
 In-Plane; Dry; ASTM D3518
119 MPa

@Temperature 23.9 °C
 17200 psi

@Temperature 75.0 °F
 In-Plane; Dry; ASTM D3518
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 3.2 - 3.3

@Frequency 9.375e+9 Hz
 3.2 - 3.3

@Frequency 9.375e+9 Hz
Dissipation Factor 0.0040 - 0.0070

@Frequency 9.375e+9 Hz
 0.0040 - 0.0070

@Frequency 9.375e+9 Hz
Processing Properties Metric English Comments
Gel Time 0.800 - 2.50 min

@Temperature 135 °C
 0.800 - 2.50 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) 285
Resin Flow (%) 8-28
325°F, 50psi
Resin Solids Content (%) 36-42
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