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Park Electrochemical Nelco® N4000-7 EF® Halogen-Free Epoxy

Category Polymer , Thermoset , Epoxy
Manufacturer Park Electrochemical Corp.
Trade Name Nelco®
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Park Electrochemical Nelco® N4000-7 EF® Halogen-Free Epoxy.pdf
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Material Notes:
The Nelco® N4000-7 EF® series of laminates and prepregs is a total environmental solution. This advanced halogen-free resin system provides superior CAF resistance for high temperature, lead-free assembly designs.Key Features and Benefits:Outstanding moisture resistance and thermal stabilityUncompromised electrical valuesHalogen-FreeCAF resistantHigh Tg FR-4 processingApplications/Qualifications:Lead-Free AssembliesFine-Line MultilayersBackplanesSurface-Mount MultilayersBGA MultilayersAutomotive ElectronicsMCM-LsDirect Chip AttachWireless CommunicationsTelecommunications InfrastructureRoHS CompliantMeets IPC-4101/94 SpecificationsInformation provided by Park Electrochemical Corp.
Physical Properties Metric English Comments
Density 1.92 g/cc
0.0694 lb/in³
50% Resin Content; Internal Method
Water Absorption 0.10 %
0.10 %
IPC-TM-650.2.6.2.1
Mechanical Properties Metric English Comments
Peel Strength 0.982 kN/m
5.60 pli
after exposure to process solutions; IPC-TM-650.2.4.8
0.999 kN/m
5.70 pli
at elevated temperature; IPC-TM-650.2.4.8.2a
1.17 kN/m
6.70 pli
after solder float; IPC-TM-650.2.4.8
Thermal Properties Metric English Comments
CTE, linear 12.0 - 17.0 µm/m-°C

@Temperature -40.0 - 125 °C
6.67 - 9.44 µin/in-°F

@Temperature -40.0 - 257 °F
X/Y; IPC-TM-650.2.4.41
65.0 µm/m-°C

@Temperature 50.0 - 165 °C
36.1 µin/in-°F

@Temperature 122 - 329 °F
Z-Axis Alpha 1; IPC-TM-650.2.4.41
250 µm/m-°C

@Temperature 165 - 260 °C
139 µin/in-°F

@Temperature 329 - 500 °F
Z-Axis Alpha 2; IPC-TM-650.2.4.41
Specific Heat Capacity 0.962 J/g-°C
0.230 BTU/lb-°F
ASTM E1461-92
Thermal Conductivity 0.470 W/m-K
3.26 BTU-in/hr-ft²-°F
ASTM E1461-92
Glass Transition Temp, Tg 155 °C
311 °F
TMA; IPC-TM-650.2.4.24c
165 °C
329 °F
DSC; IPC-TM-650.2.4.25c
190 °C
374 °F
DMA; IPC-TM-650.2.4.24.3
Decomposition Temperature 425 °C
797 °F
5% weight loss; TGA; IPC-TM-650.2.4.24.6
Flammability, UL94 V-0
V-0
Electrical Properties Metric English Comments
Volume Resistivity 1.00e+13 ohm-cm
1.00e+13 ohm-cm
C - 96/35/90; IPC-TM-650.2.5.17.1
1.00e+13 ohm-cm
1.00e+13 ohm-cm
E - 24/125; IPC-TM-650.2.5.17.1
Surface Resistance 1.00e+12 ohm
1.00e+12 ohm
C - 96/35/90; IPC-TM-650.2.5.17.1
1.00e+12 ohm
1.00e+12 ohm
E - 24/125; IPC-TM-650.2.5.17.1
Dielectric Constant 3.8

@Frequency 1.00e+10 Hz
3.8

@Frequency 1.00e+10 Hz
Split Post Cavity; Internal Method
4.0

@Frequency 1.00e+9 Hz
4.0

@Frequency 1.00e+9 Hz
RF Impedance; IPC-TM-650.2.5.5.9
4.1

@Frequency 1.00e+6 Hz
4.1

@Frequency 1.00e+6 Hz
TFC/LCR Meter; IPC-TM-650.2.5.5.3
Dielectric Strength 39.4 kV/mm
1000 kV/in
IPC-TM-650.2.5.6.2
Dielectric Breakdown >= 50000 V
>= 50000 V
IPC-TM-650.2.5.6
Dissipation Factor 0.013

@Frequency 1.00e+6 Hz
0.013

@Frequency 1.00e+6 Hz
TFC/LCR Meter; IPC-TM-650.2.5.5.3
0.016

@Frequency 1.00e+10 Hz
0.016

@Frequency 1.00e+10 Hz
Split Post Cavity; Internal Method
Arc Resistance 158 sec
158 sec
IPC-TM-650.2.5.1
Descriptive Properties Value Comments
Methylene Chloride Resistance (% Weight Change) 0.02
IPC-TM-650.2.3.4.3
Pressure Cooker Pass
60 min then solder dip @288ºC until failure (max 10 min.); IPC-TM-650.2.6.16 (modified)
T260 (minutes) >30
IPC-TM-650.2.4.24.1
T288 (minutes) 2-4
IPC-TM-650.2.4.24.1
Z Axis Expansion (%) 3.5
50ºC to 260ºC; IPC-TM-650.2.4.41
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