SILICONE CONFORMAL COATINGS
for Corrosion Prevention
What's Protecting Your Innovations?
Momentive's SILTRUST™ ECC3011 and ECC3051S silicone conformal coating materials employ a distinct formulation that helps prevent the occurrence of corrosion on vital PCB components and surfaces. These coating materials have been shown to dispel the commonly held perception that silicones, due to their higher gas permeability, are at a disadvantage in corrosion prevention. In corrosion tests performed by Momentive in accordance with IEC standards, Momentive’s new silicone formulations out-performed a select group of conformal coating materials, including acrylics, polyurethane, polyolefin and competitor silicone formulations.
Watch the video to learn more about silicone conformal coatings:
Key Features and Typical Benefits:
- Fast tack-free time
- Solvent-free formulation (100% solid content)
- UV indicator for ease of inspection under black light
Applicable Standards:
- Flame Retardant: UL94V-0 certified (File No. E135148)
- Salt spray performance tested in accordance with IEC60068-2-52 Severity 5
- Mixed gas corrosion performance tested in accordance with IEC60068-2-60 Method 4
- Tested in accordance with IPC-CC-830B / MIL-I-46058C
Downloads & Presentations:
- Silicones for Conformal Coatings Brochure
- TDS: SILTRUST ECC3051S
- TDS: SILTRUST ECC3011
- Whitepaper: Silicones for Circuit Board Conformal Coating
- Conformal Coatings Overview Presentation
Typical Physical Properties:
Typical Physical Properties | ECC3011 | ECC3051S |
Type | Room Temperature Cure | Room Temperature Cure |
Components | 1 Part | 1 Part |
Color | Clear | Clear |
Viscosity (Pas) | 0.11 | 0.55 |
Solid Content | 100 % | 100 % |
Solvents | None | None |
Tack Free Time at 23 °C (min) | 3 (at 100um) | 5 (at 100um) |
Cure Time (min) | 10 (at 23 °C) | 30 (at 23 °C) |
Hardness (Type A) | 35 | 22 |
UL Flammability | V-0 | V-0 |
Salt Spray Corrosion Test Result1 | Good | Good |
Mixed Gas Corrosion Test Result2 | Good | Good |
IPC—CC-830B Test Status | Good | Good |
1* IEC60068-2-52 Severity 5
2** IEC60068-2-60 Method 4
Typical properties are average data and are not to be used as or to develop product specifications.
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