EPS 2223 For Elastomeric Sloped Roof

Coatings Applications

2

Features

• Styrenated Acrylic Emulsion• Weight Solids: 50 %• Volume Solids: 48.4%• Weight/Gallon: 8.60 lbs• MFFT: -4 to 0 degrees C• pH: 8.0-9.0• Viscosity: 1500 cps +/- 500

Benefits

• Elastomeric properties• Superior adhesion to Metal, Al and

Concrete• Early Moisture Resistance• Excellent Durability

• Alkali resistance• Humidity resistance• Dirt Pick up resistance

EPS 2223

3

ASTM D6083 Specification Testing

• “Standard Specification for Liquid Applied Acrylic Coating Used in Roofing”

• Similar in principle to C920 and C834 in the Caulk and Sealant Industry

• Consists of several individual tests.

ASTM C794/D903 Adhesion

ASTM 2370 Tensile Strength and Elongation

ASTM D522 Mandrel Bend

ASTM D624 Tear Strength for Elastomers

Water Immersion

Dirt Pick-Up Resistance

• Compared to three commercially available products

4

Test Performance

Adhesion - ASTM C794 (Adhesion to Galvanized Steel)

Sample 1 -week cure @ RT1 -week cure @ RT , 1 -

week immersion in DI water

A 2 lbs/in - C 2.1 lbs/in - C

B 3.2 lbs/in - M 1.8 lbs/in - M

C 11.6 lbs/in - M 4.2 lbs/in - M

EPS 2223 Based Product 11.0 lbs/in - M 3.4 lbs/in - M

A, B, C are Commercial Formulated Products

5

Test Performance

Tensile Strength & Elongation - ASTM D-2370

Sample Tensile Strength (psi) Elongation (%)

A 279 psi 330%

B 233 psi 430%

C 575 psi 259%

EPS 2223 Based Product 350 psi 640%

A, B, C are Commercial Formulated Products

6

Test Performance

Mandrel Bend Test - ASTM D-522

Sample

RT 0F -20F

1/8" 1/2" 1/8" 1/2" 1/8" 1/2"

A Pass Pass Pass Pass Pass Pass

B Pass Pass Fail Fail Fail Fail

C Pass Pass Fail Fail Fail Fail

Product Based on EPS 2223 Pass Pass Fail Fail Fail Fail

A, B, C are Commercial Formulated Products

7

Test Performance Dirt Pick Up Resistance

2223 2117 CB A

A, B, C are Commercial Formulated Products

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Summary

• EPS 2223 is Styrenated Acrylic Emulsion with Elastomeric

Properties

•It has excellent metal adhesion, humidity resistance and Dirt Pick

Up Resistance

•EPS 2223 Starting point formulations were tested versus

commercially available products used in sloped roof Coatings

• Showed comparable to superior performance to products tested

• Had high metal adhesion, dirt pick up resistance and excellent blend of

tensile strength and elongation

EPS 2117

C

A

EPS 2223

B

Test Performance Dirt Pick Up Resistance, Exterior Exposure

Los Angeles Test Fence - 6 months

A, B, C are Commercial Formulated Products