Lupolen 3721C by LyondellBasell is a medium density polyethylene (LMDPE) grade with hexene as comonomer and containing antioxidant. Exhibits good draw down and heat seal and high impact resistance. Shows high crystallinity, grease-, corrosion- and shatter-resistance. Designed for blown film extrusion process. Lupolen 3721C is recommended for bags and pouches, food packaging film and products for use in property modification. Complies with U.S. FDA 21 CFR 177.1520(a)(3)(i) and (c)3.2a, EU Regulation 10/2011/EC (PIM), China GB9685-2008 and Ministry Of Health Announcement 2012 No.5, EU Packaging and Packaging Waste 94/62/EC and RoHS.
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Lupolen 3721C properties
Mechanical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Failure Energy | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Impact Strength, Dart Drop | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Modulus of Elasticity | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strain at Break, MD | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strain at Break, TD | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength, MD | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength, TD | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Stress, Yield | 0.0 Visible After Login | Visible After Login | Visible After Login |
Physical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Density | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index) | 0.0 Visible After Login | Visible After Login | Visible After Login |
Thermal properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Melting Point | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Vicat Softening Temperature | 0.0 Visible After Login | Visible After Login | Visible After Login |
Lupolen 3721C Processing Guidelines
Extrusion Processing Guidelines
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Blow-up Ratio | Visible After Login | Visible After Login | |
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| Melt Temperature | Visible After Login | Visible After Login | |
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