Bectron® PL 4122-40 P is part of the range of transparent coating polyurethane varnishes based on established urethane modified alkyd chemistry. It is modified to be ideal for air driven spray applications without nozzle blocking. The performance of Bectron® PL 4122-40P meets the latest requirements of electronics, low pin corrosion and fast curing at  room temperature or oven cure conditions. Bectron® PL 4122-40 P is lead-free and has no aromatic compounds in the solvent and satisfies the requirements of the ROHS directive.
The varnish features superior performance in thermal and dielectric properties which are maintained when subjected to environmental stress.

Features

• High temperature index of 134°C
• Listed in UL 94 V0
• Superior Dielectric properties
• High volume resistivity including humid conditions
• Resists moisture, water, corrosive gas, chemicals
• Excellent adhesion to most surfaces
• All performance properties in very thin films
• ROHS Compliant

Applications

Coating of electronics:

• PCB’s subject aggressive environment
  • automotive or marine navigation
  • Industrial
  • Corrosive gas
• Hybrids
• SMD devices
• Discrete components
• Suitable for safety critical systems