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Fax: +1 (630) 621-4198
 sales@UnitedAdhesives.com 

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       Conformal Coatings & Media Resistant Coatings

 

Conformal coatings from United Adhesives protect electronics and filling voids and cracks. They have excellent moisture and corrosion protection, and resistance to dust and dirt particles. They are used for coating electronic devices to protect chips, silicon dies, components, and wire bonds.


 

Name

Silcoat 7021

Silcoat
SC8022

Silcoat
SC8026

Silcoat 7032

SP 4011

SE 1262

Chemical Base

Silicone Gel

Silicone Gel

Silicone Gel

Silicone Gel

Silicone Firm Gel

Flexible & Rubbery Epoxy

Features / Advantages

Moisture cure soft gel. Sprayable & dispensable. Easy applying. Excellent protection of moisture, media, & corrosion.

Soft coating and potting gel. Sprayable & dispensable. Excellent moisture & media resistance.

Soft Non-Sag gel. Dispensable. Excellent moisture and media resistance.

Fast cure soft gel. Dispensable. Easy applying. Excellent protection of moisture, media, & corrosion.

Firm coating and potting gel. Sprayable & dispensable. Excellent moisture & media resistance.

Fast flow, soft flexible epoxy. Excellent protection of moisture, media, & corrosion.

Typical Application

Conformal coat to protect electronics from moisture, oil, fluid, ducts, particles, etc. and fill voids, cracks.

For coating or potting of electronic devices to protect dies, components, wirebonds etc.

For globe-top encapsulation of electronic devices to protect chips, dies, components, wirebonds etc.

Coating to protect electronics from moisture, oil, fluid, ducts, particles, etc. and fill voids, cracks.

For coating or potting of electronic devices to protect die, component, wirebond, etc.

Encapsulate parts, cavities. Under-filling components, etc.

 

Appearance / Color

Transparent / Blue

Transparent

Milky

Transparent

Transparent

Blue

Rheology

Flowable

Flowable

Non-Sag

Dispensable

Thin, Flowable

Thin, Flowable

Part / Component

One

Two (1:1)

Two (1:1)

Two

One

Two (1:1)

Viscosity @25C (cps)

1,000

3,000

25,000

20,000

560

1,200

Work life

N/A

60 min

60 min

N/A

N/A

12 hrs

Cure Rate

1.8mm / 24 hrs
2.5mm / 72 hrs

15 min @ 125C

15 min @ 125C

15 min @ 25C

60 min @ 125C
30 min @ 150C

30 min @ 125C
15 min @ 150C

Storage

< 25C

< 25C

< 25C

< 25C

< -15C

< 25C

Shelf Life (days)

9 months @ 23C

12 months @ 23C

12 months @ 23C

12 months @ 23C

3 months @ -15C

12 months @ 25C

Thermal Stability

-55C to 180C

-55C to 180C

-55C to 180C

-55C to 220C

-55C to 200C

-80C to 160C

Hardness (ASTM D2240)

Shore A = 32

Shore A = 35

Shore A = 40

Shore A = 35

Shore A = 20

Shore A = 32

Volume Resistivity (Ohm-cm)

> 10E14

> 10E14

> 10E14

> 10E14

> 10E14

> 10E13

Dielectric Strength

450 V/mil

450 V/mil

450 V/mil

> 450 V/mil

> 480 V/mil

> 400 V/mil

   
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