Bectron® PL 4122-41 R is a part of a range of transparent coating polyurethane varnishes based on established urethane modified alkyd chemistry. It provides excellent edge coverage due to thixotropic behaviour. The performance of Bectron® PL 4122-R meets the latest requirements of electronics, low pin corrosion and fast curing at room temperature or oven cure conditions. Bectron® PL 4122-R 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. The coating varnish is available in the following grades:
- PL 4122-41 R
- PL 4122-47 R
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
- Suitable for improved Inspection of coated areas with UV light
- Thixotropic behaviour of the lacquer
Applications of PL 4122-41 R
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
ABOUT PROSTECH
Prostech provides specialized manufacturing and bonding solutions for a wide range of industries, serving as an authorized distributor of leading global manufacturers of industrial materials and equipment. Our product range is focused and in-depth, with the aim of delivering “customized” solutions tailored to each customer’s specific applications and needs. Browse our full selection of products here.
Our dedicated technical team is always ready to assist our customers in:
- Testing sample quality and verifying product compatibility in our laboratory
- Providing expert advice on suitable equipment and automation processes
- Customizing material formulas to meet special application requirements
- Customizing product sizes, quantities, and packaging according to customer needs
- Offering technical training and on-site support to ensure optimal use of our products
Prostech ensure the safe and acurrate delivery of all types of materials, including “dangerous goods,” in compliance with legal regulations.
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| Property | Conditions | Value | Units |
|---|---|---|---|
| Non volatile content, ISO 3251 (Solids Content) | 1.5 g, 2 h, 130°C | ||
| Bectron PL 4122-41 R | 41 ± 2 | % | |
| Bectron PL 4122-47 R | 47 ± 2 | % | |
| Viscosity, DIN 53019 | |||
| Bectron PL 4122-41 R | 23 °C; D=30s⁻¹ | 70 ± 20 | mPas |
| Bectron PL 4122-47 R | 23 °C; D=30s⁻¹ | 600 ± 150 | mPas |
| Density, DIN/EN/ISO 2811-2 | 23 °C | ||
| Bectron PL 4122-41 R | 0.88 ± 0.02 | g/ml | |
| Bectron PL 4122-47 R | 0.89 ± 0.02 | g/ml | |
| Shelf life | 23 °C | 6 | months |
| Curing Time | 23 °C, dust dry | 0.25 | h |
| 23 °C, touch dry | 1.00 | h | |
| 23 °C, cured | 16.00 | h | |
| 80°C (batch oven) | 0.5 | h |
