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US 12,009,121 B2Granted
Coated conductor
AssigneeDow Global Technologies LLC
InventorsAnny L. Flory, Karl M. Seven, Mohamed Esseghir, Chester J. Kmiec, Rajen M. Patel
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Abstract
The present disclosure provides a coated conductor. The coated conductor includes a conductor and an outermost coating on the conductor. The coating includes (A) an ethylene-based polymer having an I21/I2 ratio from 20 to 50; and (B) a propylene/ethylene copolymer having a Mw/Mn from 2.0 to 3.5. The coating has a surface roughness from 20 μ-inch to 100 μ-inch.
Claims20
A coated conductor comprising:
- a conductor;
- an outermost coating on the conductor, the coating comprising:
- (A) from 60 wt % to 90 wt % of an ethylene-based polymer consisting of (i) ethylene and (ii) a C4-C8 α-olefin comonomer and having an I21/I2 ratio from 20 to 50;
- (B) from 10 wt % to 30 wt % of a propylene/ethylene copolymer consisting of (i) propylene and (ii) from 1 wt% to 15 wt% units derived from ethylene, based on the total weight of the propylene/ethylene copolymer and having a Mw/Mn from 2.0 to 3.5;
- and
- (C) optionally, from greater than 0 wt % to 15 wt % of an additive, and
- the coating having
- a surface roughness from 20 μ-inch to 100 μ-inch, and
- an I2 from 2.0 g/10 min to 3.5 g/10 min.
6 more elements
Dependencies are inferred from the claim text.