abstract |
A composition suitable for use in forming a heavy layer of a heavy layered mat and include: 5 wt % to 30 wt % a propylene-based elastomer; 5 wt % to 30 wt % low density polyethylene; 0 wt % to 15 wt % linear low density polyethylene; 50 wt % to 90 wt % filler; and 0.1 wt % to 5 wt % processing aid. Optionally, the composition can further include 0.1 wt % to 20 wt % of a stabilizer and/or an antioxidant. Optionally, the composition can further include 0.1 wt % to 10 wt % EVA copolymer, or the composition can have an absence of EVA copolymer. |