DuPont Teijin Films Mylar® LJP Polyester Film, 142 Gauge

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DuPont Teijin Films Mylar® LJP Polyester Film, 142 Gauge
Categories:	Polymer; Film; Thermoplastic; Polyester, TP; Polyester Film
Material Notes:	Mylar® LJP is an industrial grade very clear film that is available with adhesion promoting coatings and slip coatings. For higher quality end-uses (especially for surface requirements) consider using alternatives such as Melinex® 453, 454 or Mylar® LJ. General Product Info: The following product Mylar® LJP variants are available: LJP111 One side pretreated to promote adhesion to most printing inks and industrial coatings. LJP112 Two side pretreated to promote adhesion to most printing inks and industrial coatings. LJP181 One side pretreated for slip to provide good handling properties. LJP182 Two side pretreated for slip to provide good handling properties Information provided by DuPont.
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Physical Properties	Original Value	Comments

Density	1.39 g/cc	Typical Mylar®; ASTM D1505
Thickness	1.42 mil

Mechanical Properties	Original Value	Comments
Film Tensile Strength at Yield, MD	14000 psi	ASTM D882A
Film Tensile Strength at Yield, TD	14000 psi	ASTM D882A
Film Elongation at Break, MD	160 %	ASTM D882A
Film Elongation at Break, TD	120 %	ASTM D882A
Film Tensile Strength at Break, MD	22000 psi	ASTM D882A
Film Tensile Strength at Break, TD	30000 psi	ASTM D882A

Thermal Properties	Original Value	Comments
Specific Heat Capacity	1.17 J/g-°C	Typical Mylar®
Melting Point	254 °C	Typical Mylar® via DSC
Shrinkage, MD	1.6 % @Temperature 150 °C, Time 1800 sec	Unrestrained
Shrinkage, TD	0.50 % @Temperature 150 °C, Time 1800 sec	Unrestrained

Optical Properties	Original Value	Comments
Refractive Index	1.64 - 1.67	typical of Mylar®
Haze	0.50 %	ASTM D1003
Transmission, Visible	88 %	ASTM D1003

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PDTZ9341 / 139661

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