PE COSMOTHENE L420
JAVA
LDPE
Blown Film
International Papers & Plastics
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International Papers & Plastics
Lihat Profil SellerPE COSMOTHENE® L420 is a Low Density Polyethylene (LDPE) resin designed for extrusion coating applications. It offers a balance of neck-in performance and processability, with heat seal and adhesion properties for laminate applications. This grade is formulated without additives. According to the supplied product information, the unmodified resin complies with U.S. FDA Regulation 21 CFR 177.1520(c) 2.1, subject to applicable conditions of use and processing.
Specifications
- Material Type: Low Density Polyethylene (LDPE)
- Melt Flow Rate: 3.5 g/10 min (ASTM D1238)
- Density: 0.918 g/cm3 (ASTM D792)
- Tensile Strength at Break: 14.7 MPa (ASTM D638)
- Elongation: 650% (ASTM D638)
- Stiffness: 190 MPa (ASTM D747)
- Melting Point: 107 °C (TPC Method)
- Neck-in at 150 m/min: 120 mm (two sides)
Applications
- Extrusion coating on polyester and biaxially oriented polypropylene (BOPP) films.
- Extrusion coating on paper, aluminium, and PE woven cloth.
- Food packaging applications, subject to applicable food-contact requirements and conditions of use.
Key Properties
- Balance of neck-in performance and extrusion processability.
- Adhesion to base films used in laminate applications.
- Heat seal properties for extrusion-coated structures.
- Formulated without additives.
Reference Processing Conditions
- Temperature Profile:
- C1: 240 °C / C2: 270 °C / C3: 300 °C
- C: 330 °C / H: 330 °C / Die: 330 °C / Stock: 305 °C
- Reference Equipment: 90 mm diameter laminator with an L/D ratio of 24 and a compression ratio of 3.5.
- Evaluation Substrate: BOPP film with a thickness of 20 µm.
| Brand | Cosmothene |
|---|---|
| Manufacturer | The Polyolefin Company |
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