EVALCA EVAL® LC-E105A Ethylene Vinyl Alcohol Copolymer Resin

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EVALCA EVAL® LC-E105A Ethylene Vinyl Alcohol Copolymer Resin (discontinued **)
Categories:	Polymer; Film; Thermoplastic; Ethylene Vinyl Alcohol (EVOH)
Material Notes:	44 mol % Ethylene. Data provided by EVALCA. Applications: Cast film, melt phase forming, solid phase pressure forming, tubes, coex coating. EVOH is used in packaging applications because of its outstanding gas barrier properties. EVAL™ is now produced as a part of the Kuraray product line.
Key Words:	Ethylene Vinylalcohol
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Physical Properties	Original Value	Comments

Density	1.14 g/cc	ASTM D1505
Moisture Absorption at Equilibrium	1.5 %	50% RH
	1.5 %	50% RH
	5.0 %	100% RH
Moisture Vapor Transmission	0.540 cc-mm/m²-24hr-atm	40°C, 90% RH
Oxygen Transmission	0.0300 cc-mm/m²-24hr-atm	20°C; 65% RH; Permeability increases significantly at higher moisture content.
Melt Flow	5.5 g/10 min @Load 2.16 kg, Temperature 190 °C	ASTM D1238
	13 g/10 min @Load 2.16 kg, Temperature 210 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Hardness, Rockwell M	88	ASTM D785
Tensile Strength, Yield	59.0 MPa	10%/min. ASTM D638
Film Elongation at Break, MD	280 %	Orientation not specified; ASTM D882
Elongation at Yield	7.0 %	10%/min. ASTM D638
Modulus of Elasticity	2.10 GPa	Youngs Modulus, ASTM D638, 10%/min.
Izod Impact, Notched	0.500 J/cm	ASTM D256
Taber Abrasion, mg/1000 Cycles	2.2	ASTM D1175
Film Tensile Strength at Break, MD	51.0 MPa	Orientation not specified; ASTM D882

Electrical Properties	Original Value	Comments
Electrical Resistivity	1.20e+13 ohm-cm
Surface Resistance	2.10e+15 ohm
Dielectric Constant	5.0	Frequency Not Specified
Dissipation Factor	0.22	Frequency Not Specified

Thermal Properties	Original Value	Comments
CTE, linear	80.0 µm/m-°C	Below Tg
	130 µm/m-°C	Above Tg
Specific Heat Capacity	2.40 J/g-°C
Thermal Conductivity	0.360 W/m-K
Melting Point	165 °C	DSC
Deflection Temperature at 0.46 MPa (66 psi)	80.0 °C
Vicat Softening Point	155 °C
Glass Transition Temp, Tg	55.0 °C	Dynamic Viscoelasticity

Optical Properties	Original Value	Comments
Haze	1.7 %	Film; ASTM D1003
Gloss	85 %	45°; Film; ASTM D2457

Processing Properties	Original Value	Comments
Melt Temperature	<= 250 °C

**
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