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Chemically Resistant adhesives

Park Aerospace Nelco® N4000-12 High Speed/Low Loss, CAF Resistant Laminate and Prepreg
Categories: Polymer; Thermoset; Epoxy
Material Notes: The Nelco® N4000-12 series is an enhanced epoxy resin system designed for use in high speed, low loss applications requiring thermal stability, excellent signal speed and CAF resistance.

Key Features and Benefits:

  • Lead-Free Assembly Compatible
  • Tg >190ºC, robust thermal stability
  • High Speed and Low Loss Properties
  • CAF Resistant
  • SI (Signal Integrity) option
  • High-Tg FR-4 processing

Applications/Qualifications:

  • Lead-Free Assemblies
  • Fine-Line Multilayers
  • Backplanes
  • Surface-Mount Multilayers
  • BGA Multilayers
  • SIPs
  • MCM-Ls
  • Direct Chip Attach
  • Network Storage
  • Wireless Communications Infrastructure
  • High Speed Computing

Information provided by Park Electrochemical Corp.
Key Words: EP
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesMetricEnglishComments
Density 1.90 g/cc0.0686 lb/in³50% Resin Content; Internal Method
Water Absorption 0.090 %0.090 %IPC-TM-650.2.6.2.1
 
Mechanical PropertiesMetricEnglishComments
Modulus of Elasticity 23.4 GPa3400 ksiY; ASTM D3039
 28.3 GPa4100 ksiX; ASTM D3039
Poissons Ratio 0.140.14Y; ASTM D3039
 0.160.16X; ASTM D3039
Peel Strength 1.53 kN/m8.70 pliat elevated temperature; IPC-TM-650.2.4.8.2a
 1.61 kN/m9.20 pliafter solder float; IPC-TM-650.2.4.8
 1.63 kN/m9.30 pliafter exposure to process solutions; IPC-TM-650.2.4.8
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity 1.00e+13 ohm-cm1.00e+13 ohm-cmE - 24/125; IPC-TM-650.2.5.17.1
 1.00e+14 ohm-cm1.00e+14 ohm-cmC - 96/35/90; IPC-TM-650.2.5.17.1
Surface Resistance 1.00e+12 ohm1.00e+12 ohmE - 24/125; IPC-TM-650.2.5.17.1
 1.00e+14 ohm1.00e+14 ohmC - 96/35/90; IPC-TM-650.2.5.17.1
Dielectric Constant  3.6
@Frequency 1e+10 Hz		3.6
@Frequency 1e+10 Hz		Stripline; IPC-TM-650.2.5.5.5
 3.7
@Frequency 1e+10 Hz		3.7
@Frequency 1e+10 Hz		Split Post Cavity
 3.7
@Frequency 1e+9 Hz		3.7
@Frequency 1e+9 Hz		RF Impedance; IPC-TM-650.2.5.5.9
Dielectric Strength 57.9 kV/mm1470 kV/inIPC-TM-650.2.5.6.2
Dielectric Breakdown >= 50000 V>= 50000 VIPC-TM-650.2.5.6
Dissipation Factor  0.0080
@Frequency 2.50e+9 Hz		0.0080
@Frequency 2.50e+9 Hz		Split Post Cavity
 0.0080
@Frequency 1e+10 Hz		0.0080
@Frequency 1e+10 Hz		Split Post Cavity
Arc Resistance 65 sec65 secIPC-TM-650.2.5.1
 
Thermal PropertiesMetricEnglishComments
CTE, linear  12.0 - 15.5 µm/m-°C
@Temperature -40.0 - 125 °C		6.67 - 8.62 µin/in-°F
@Temperature -40.0 - 257 °F		X/Y; IPC-TM-650.2.4.41
 60.05 µm/m-°C
@Temperature 50.0 - 190 °C		33.36 µin/in-°F
@Temperature 122 - 374 °F		Z-Axis Alpha 1; IPC-TM-650.2.4.41
 260.21 µm/m-°C
@Temperature 190 - 260 °C		144.56 µin/in-°F
@Temperature 374 - 500 °F		Z-Axis Alpha 2; IPC-TM-650.2.4.41
Specific Heat Capacity 1.21 J/g-°C0.290 BTU/lb-°FASTM E1461
Thermal Conductivity 0.300 - 0.500 W/m-K2.08 - 3.47 BTU-in/hr-ft²-°FASTM E1461
Glass Transition Temp, Tg 180 °C356 °FTMA; IPC-TM-650.2.4.24c
 190 °C374 °FDSC; IPC-TM-650.2.4.25c
 210 °C410 °FDMA (Tan d Peak); IPC-TM-650.2.4.24.3
Decomposition Temperature 370 °C698 °F5% weight loss; TGA; IPC-TM-650.2.4.24.6
Flammability, UL94 V-0V-0
 
Descriptive Properties
Methylene Chloride Resistance (% Weight Change)1IPC-TM-650.2.3.4.3
Pressure CookerPass60 min then solder dip @288ºC until failure (max 10 min.); IPC-TM-650.2.6.16 (modified)
T260 (minutes)>60IPC-TM-650.2.4.24.1
Z Axis Expansion (%)3.650ºC to 260ºC; IPC-TM-650.2.4.41

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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PPARK104 / 89376

Chemically Resistant adhesives




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