Optically Clear Polymer Formulations for LED Encapsulation

Optically clear polymers offering the best encapsulation for LED stripsPolyurethane Compounds Uniquely Designed to Benefit LED Lighting Systems

Epic Resins leads the way in innovation for LED encapsulation compounds, including our optically clear polymer, EPIC S7515. Specifically formulated for encapsulating LED lighting systems, EPIC S7515 is designed with excellent electrical properties to prevent wear and tear on the Light Emitting Diode.

EPIC S7515 Benefits and Features

EPIC S7515 is a series of two-part aliphatic polyurethane compounds designed to be UV stable and optically clear. These compounds have low viscosity, a fast cure schedule at ambient temperatures, excellent tear resistance and ideal electrical properties for a wide range of critical applications.

Get a quote on the best optically clear LED polymers from Epic Resins.
 

Optically Clear Casting and Encapsulating Compounds at Epic Resins:

Epic S7515 - 2 Part Clear Polyurethane Compound

EPIC S7515 features a convenient 1:2 volumetric mix ratio allowing it to be easily adapted to meter mix and dispense machinery for high volume production applications. EPIC S7515 was designed for use in a variety of applications including:

  • General LED light potting
  • LED light bar potting
  • Printed circuit board potting with indicator lights
  • LED Manufacturing Solutions

Epic D9980 - 2 Part Clear Aliphatic Polyurethane

EPIC D9980 is a rigid, two-component aliphatic polyurethane designed to be optically clear. EPIC D9980 has been used in applications that operate up to 130°C.

  • UV stable
  • Displays minimal color change
  • High gloss retention
  • After 1,000 hours of accelerated weather testing

Epic S7524 - Transparent Polyurethane Potting Compound

EPIC S7524 is a transparent, UL 94 V-0 recognized, polyurethane potting compound. This system is unfilled and is excellent for applications requiring low mixed viscosity for better flow into tight tolerance areas. EPIC S7524 would be an excellent choice for:

  • White Goods applications
  • Sensor potting
  • Switches & control modules
Product UL Recognized Mix Ratio by Weight (A:B) Mix Ratio by Volume (A:B) Mixed Viscosity @ 25°C, 20 RPM (cps) Gel Time @ 25°C Glass Transition Temp. (Tg)
Epoxies
R1055/H2083 Yes 100:18 3.25:1 2,300 - 3,300 300 - 360 Min (100 Grams) 70 - 80 °C
S7512 No 100:9 100:22.1 4,000 - 5,000 150 - 260 Min (100 Grams) 48 - 52 °C
S7513 No 100:14.2 4:1 2,500 - 3,500 100 - 250 Min (100 Grams) 40 - 45 °C
Polyurethanes
D9980 No 100:97 1:1 300 - 600 10 - 20 Min (100 Grams) 19 - 24 °C
S7144 No 100:43 3:1 250 - 350 25 - 35 Min (100 Grams) (-21) - (-65) °C
S7302 No 100:19.5 4:1 2,500 - 3,500 45 - 55 Min (100 Grams) (-70) - (-65) °C
S7475 Yes 100:17 4:1 3,500 - 4,500 40 - 50 Min (100 Grams) -55 °C
S7478 Yes 100:8.52 100:12 5,000 - 7,000 25 - 35 Min (100 Grams) (-5) - (-10) °C
S7515 No 51.5:100 1:2 500 - 700 5 - 10 Min (13 Grams) 25 - 30 °C
S7524 Yes 100:58.4 2:1 170 - 230 20 - 35 Min (100 Grams) (-19) - (-15) °C
S7527 Yes 100:16.7 5:1 3,000 - 4,000 30 - 50 Min (100 Grams) (-2.5) - (-1.52) °C

 

Product Coefficient of Thermal Expansion (CTE)(EXP‑6) in/in °C Dielectric Strength (volts/mil) Dissipation Factor (100 kHz) Volume Resistivity (ohm‑cm) Shore Hardness @ 25°C
Epoxies
R1055/H2083 43 - 47 550 @ 0.080" 0.020 - 0.022 1.90e+15 - 2.10e+15 85 - 90 D
S7512 34 - 37 410 @ 0.100" 0.015 - 0.025 2.00e+15 - 2.50e+15 88 - 91 D
S7513 35 - 45 510 @ 0.100" 0.020 - 0.040 1.50e+15 - 2.00e+15 84 - 87 D
Polyurethanes
D9980 85 - 95 385 @ 0.100" 0.014 - 0.018 1.00e+15 - 1.20e+15 75 - 80 D
S7144 190 - 210 420 @ 0.125" 0.042 - 0.046 1.10e+13 - 1.20e+13 77 - 83 A
S7302 175 - 190 365 @ 0.125" 0.020 - 0.030 2.40e+12 - 2.80e+12 68 - 72 A
S7475 355 - 365 472 @ 0.095" 0.010 - 0.011 2.70e+12 - 2.80e+12 50 - 65 OO
S7478 100 - 130 450 @ 0.100" 0.040 - 0.070 1.50e+12 - 2.00e+15 75 - 80 A
S7515 200 - 250 340 @ 0.100" 0.040 - 0.060 1.00e+11 - 1.50e+11 30 - 35 D
S7524 285 - 295 422 @ 0.102" 0.105 - 0.125 1.80e+12 - 2.00e+12 61 - 65 A
S7527 165 - 175 855 @ 0.033" 0.025 - 0.032 3.10e+14 - 3.40e+14 88 - 92 A

Epic Resins provides a diverse array of polyurethane compounds, adhesives, and epoxies for various industries including LED encapsulation. We formulate optically clear polymers as part of our LED encapsulation, but we create other resins for LED circuitry, too. Our brochure below showcases some of the compounds we offer to meet your LED lighting needs.

If you require an LED epoxy resin we don’t offer, we’ll custom formulate one to meet your specific LED manufacturing and design needs. When it comes to potting compounds and adhesives, our custom solutions are truly epic.

LED Frequency Encapsulanting Brochure 2018

Custom LED Encapsulation and Potting Resins Made to Order at Epic Resins

If you don't see an epoxy potting resin for your needs, we can custom develop one for you in our state-of-the-art laboratory. We employ advanced testing procedures to develop high-quality resins for the manufacturing of LED potting and components.

Contact our epoxy adhesive and polyurethane potting compound technical sales staff today for more information.

Order LED Potting Compounds

Download our LED Encapsulating Compounds Brochure

See our brochure below to find the material perfect for your LED application. If you need help selecting the correct material one of our epoxy resin and polyurethane technical sales staff will help you select the best material for your manufacturing project.

Click here to open the LED Encapsulating Compounds brochure pdf for downloading or printing.

Download the Brochure