Gougeon Brothers Entropy Resins® CLF Fast Clear, UV Stable Biobased Epoxy Resin

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Gougeon Brothers Entropy Resins® CLF Fast Clear, UV Stable Biobased Epoxy Resin
Categories:	Polymer; Renewable/Recycled Polymer; Thermoset; Epoxy
Material Notes:	Clear, UV Stable Epoxy Resin for high colorwork laminations, coatings, and marine epoxy applications. Product Overview: CLR is a clear, UV stabilized, general use, laminating resin for composites, coating, and adhesive applications. It has an ideal viscosity for a wide range of applications that use hand layup techniques with fast room temperature cures. CLR is a USDA Certified BioPreferred® Product with 29% biobased content. Information provided by Gougeon Brothers, Inc.
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Physical Properties	Original Value	Comments

Density	1.01 g/cc	hardener
	1.09 g/cc	mixed
	1.14 g/cc	resin
Volatile Organic Compounds (VOC) Content	31.5 g/l	ASTM D2369
Viscosity	280 cP	B
	1040 cP	Mixed
	2300 cP	A

Mechanical Properties	Original Value	Comments
Hardness, Shore D	70 - 80
Tensile Strength	9500 psi	ASTM D638
Elongation at Break	5.0 %	ASTM D638
Tensile Modulus	440000 psi	ASTM D638
Flexural Strength	13500 psi	ASTM D790
Flexural Modulus	440000 psi	ASTM D790
Compressive Strength	11330 psi	ASTM D695

Thermal Properties	Original Value	Comments
Glass Transition Temp, Tg	151 °F	DSC, midpoint

Processing Properties	Original Value	Comments
Cure Time	4.00 hour @Temperature 35.0 °C	Tack Free Time
	168 hour @Temperature 25.0 °C	Recommended Full Cure
Pot Life	21.0 min

Descriptive Properties
Mix ratio	100:45	Weight
	2:1	Volume
Mixed Biobased Carbon Content (%)	20	ASTM D6866

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PGOUGE977 / 290820

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