Hexcel® HexPly® Nature Range M79-LT Bio-derived Epoxy Matrix

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Hexcel® HexPly® Nature Range M79-LT Bio-derived Epoxy Matrix
Categories:	Polymer; Renewable/Recycled Polymer; Thermoset; Epoxy
Material Notes:	Description: HexPly® Nature Range NR-M79-LT is a hotmelt, thermosetting, low-exothermic epoxy resin matrix, specifically designed for prepreg applications at which short cure cycles below 100°C are required. NR-M79-LT can be used for manufacture of large industrial components, suitable for cure of thin and thick sections. NR-M79-LT exhibits a long out-life of 8 weeks at ambient conditions. NR-M79-LT is supplied as low tack resin matrix. Information provided by Hexcel Corporation.
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Physical Properties	Original Value	Comments

Density	1.10 - 1.20 g/cc
Viscosity	1100 cP @Temperature 95.0 °C	@1°C/min
	1.00e+7 cP @Temperature 25.0 °C	@1°C/min
	1.00e+7 cP @Temperature 120 °C	@1°C/min

Thermal Properties	Original Value	Comments
Glass Transition Temp, Tg	90.0 - 100 °C	Typical cured, following a 130min cure @90°C
	100 - 110 °C	Optimum cured, following a 120min cure @110°C

Processing Properties	Original Value	Comments
Cure Time	<= 60.0 min @Temperature 110 °C	time to 95% conversion; ISO 11357-5
	<= 60.0 min @Temperature 120 °C	time to 95% conversion; ISO 11357-5
	<= 75.0 min @Temperature 100 °C	time to 95% conversion; ISO 11357-5
	<= 130 min @Temperature 90.0 °C	time to 95% conversion; ISO 11357-5
	<= 240 min @Temperature 80.0 °C	time to 95% conversion; ISO 11357-5
	<= 360 min @Temperature 75.0 °C	time to 95% conversion; ISO 11357-5
	<= 480 min @Temperature 70.0 °C	time to 95% conversion; ISO 11357-5
Shelf Life	>= 0.750 Month @Temperature 30.0 °C
	>= 2.00 Month @Temperature 23.0 °C
	>= 6.00 Month @Temperature 5.00 °C
	>= 24.0 Month @Temperature -18.0 °C

Descriptive Properties
Color	Off-White - Yellowish

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PHEXCB9163 / 322319

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