ExxonMobil Optema™ TC 221 ExCo Ethylene Methyl Acrylate, Extrusion Coating Grade

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ExxonMobil Optema™ TC 221 ExCo Ethylene Methyl Acrylate, Extrusion Coating Grade
Categories:	Polymer; Thermoplastic; Ethylene Methyl Acrylate; Ethylene-Methyl Acrylate Copolymer, Coating Grade
Material Notes:	Optema™ TC 221 is an ethylene methyl acrylate copolymer that can be used for making alloys, blends and compounds. It can also be injection molded where softness and flexibility are required. It is an excellent grade for coextrusion coating and extrusion lamination where good interlayer adhesion between poylethylene, polypropylene, nylon, PVdC, or other substrates is required Information provided by ExxonMobil.
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Physical Properties	Metric	English	Comments

Density	0.944 g/cc	0.0341 lb/in³	ASTM D1505
Methyl Acrylate Content	24 %	24 %	ExxonMobil Method
Melt Flow	5.0 g/10 min @Load 2.16 kg, Temperature 190 °C	5.0 g/10 min @Load 4.76 lb, Temperature 374 °F	ASTM D1238
Neck In	10.7 cm @Temperature 295 °C	4.20 in @Temperature 563 °F	656 ft/min, constant output @ 35 rpm; ExxonMobil Method
	14.0 cm @Temperature 295 °C	5.50 in @Temperature 563 °F	328 ft/min, constant output @ 35 rpm; ExxonMobil Method

Thermal Properties	Metric	English	Comments
Melting Point	73.3 °C	164 °F	Peak; ExxonMobil Method
Vicat Softening Point	45.6 °C	114 °F	ASTM D1525

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PEX98902 / 238284

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