Purell ACP 6541A



Exceptional organoleptic properties and outstanding balance of stiffness, toughness and environmental stress cracking resistance make Purell ACP6541A the choice of customers for the production of closures for still mineral and sparkling water, CSD and many other types of food and non-food caps and closures (incl. hinge caps) as well as tube shoulders and compression moulding applications.

Purell ACP6541A is additionally used by our customers in injection moulding applications in the medical and pharmaceutical market after approval is given by LyondellBasell.


Africa-Middle East, Asia-Pacific, Australia and New Zealand, Europe, North America, South & Central America


SDS - Safety Data Sheet
PSB - Product Stewardship Bulletin

Product Data and Technical Information

Typical Properties

Melt Flow Rate (190 °C/2.16 kg) 1.45 g/10 min
Melt Flow Rate (190 °C/5.0 kg) 6.4 g/10 min
Density 0.954 g/cm³
Tensile Modulus 1100 MPa
Tensile Stress at Yield 22 MPa
Tensile Strain at Yield 10 %
FNCT (6.0 MPa, 2% Arkopal N100, 50 °C) 30 hr
Charpy Impact Strength - Notched (23 °C) 11 kJ/m²
Charpy Impact Strength - Notched (-30 °C) 4.5 kJ/m²
Shore Hardness (Shore D) 55
Ball Indentation Hardness (H 132/30) 54 MPa
Vicat Softening Temperature (B50) 70 °C

Technical Data Sheet

Technical Data Sheet


Compression Molding, Injection Molding


High Density Polyethylene


Caps & Closures, Caps & Closures (Healthcare), Collapsible Tubes, Collapsible Tubes (Healthcare), Healthcare Applications, Medical Devices