MUMBAI, India, Aug. 29 -- Intellectual Property India has published a patent application (202517076106 A) filed by Borealis Gmbh, Vienna, on Aug. 11, for 'recycled polyethylene compositions with good thermo-photo stability.'
Inventor(s) include Liu, Yi; Wang, Jingbo; Kniesel, Claudia; and Gebauer, Konrad.
The application for the patent was published on Aug. 29, under issue no. 35/2025.
According to the abstract released by the Intellectual Property India: "The present invention relates to a mixed-plastic recyclate polyethylene composition having a melt flow rate (ISO 1133, 2.16 kg, 190 C) of from 0.1 to 1.2 g/10 min; and a density of from 930 to 955 kg/m3, and comprising 35 wt.-% or more of a recycled low density polyethylene fraction (A) having a crystallization temperature of not lower than 106 C; at least one HALS UV stabilizer; at least one metal deactivator; a first virgin high density polyethylene component (B) and optionally a second virgin high density polyethylene component (C), optionally blended with carbon black or other pigments, wherein the mixed- plastic recyclate polyethylene composition has a tensile strain at break, determined according to ISO 527-1 on compression moulded ISO 527-2/5A specimens, after weather ageing of 2000 h according to EN ISO 4892-2, of at least 500 %. The invention also relates to a method of preparing such a mixed-plastic recyclate polyethylene composition, to an article made from such a mixed-plastic recyclate polyethylene composition, especially a jacketing material of a power cable, and to the use of such a mixed-plastic recyclate polyethylene composition for wire and cable applications."
The patent application was internationally filed on Jan. 24, 2024, under International application No.PCT/EP2024/051613.
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