Matrix Plus MCL-BLK Black Coverlay

The Matrix Plus MCL-BLK black coverlay is made from B-staged modified acrylic adhesive coated to high quality polyimide film with a strippable white paper release liner designed as a protective cover for flexible printed circuits.

For more info, contact

Robert Berg

Robert Berg

Office (408) 477-2963 ext.3313


Flex Rolls

Benefits

  • Excellent dielectric performance with high bond strength and good dimensional stability
  • Consistent adhesive flow and fill
  • Rich black color – available in matte and semi-gloss finishes
  • Fire retardant – UL 94-VTM-O
  • RoHS complaint, Halogen Free

Specifications

Construction 25µm/25µm/0 – (1.0 mil/1 mil/0) – (AD/PI/AD
12.5 µm/12.5 µm/0 – (0.5mil/0.5 mil/0) – (AD/PI/AD)
Film Thickness 0.025mm (1 mil) and 0.0125mm (0.5 mil)
Adhesive Thickness 0.025 – 0.035mm (1.0-1.4 mil) and 0.0125-0.0175mm (0.5-0.7 mil)
Standard Packaging 457mm x 100M roll (18″ x 328′) 492 Sq.ft.

Typical Properties

Items Unit Test Method Typical Values
Peel Strength (as normal conditions) N/mm-width IPC-TM-650 2.4.9 1.10
Peel Strength (after soldering) 1.10
Dimensional Stability % IPC-TM-650 2.2.4A 0.10
Adhesive Flow mil/mil IPC-TM-650 2.3.17.1 4.0
Volatile Content % IPC-TM-650 2.3.37 <= 3.0
Solder Float 288°/10 sec IPC-TM-650 2.4.13 Pass
Moisture Absorption % IPC-TM-650 2.6.2 <= 4.0
Dielectric Strength KV/mm ASTM-D-149 >= 78.8
Chemical Resistance % IPC-TM-650 2.3.2 >= 80
Dielectric Constant MHz IPC-TM-650 2.5.5.3 <= 4.0
Dissipation Factor IPC-TM-650 2.5.5.3 <= 0.04
Volume Resistivity MΩ-cm IPC-TM-650 2.5.17 108
Surface Resistivity IPC-TM-650 2.5.17 106