Patent · US Active

Cable jacket composition

US11685825B2 · kind B2 · utility

0Cited by

3References

17Claims

0Family size

Assignee

Borealis AG · AT

Inventors

Anna Hjärtfors · Kungälv, SE
Yi Liu · Linz, AT
Joseph Thorman · Houston, US
Victor Sumerin · Porvoo, FI

Key dates

Filing date	Apr 6, 2018
Grant date	Jun 27, 2023
Priority date	—
Expiry date	Apr 6, 2038

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L2310/00
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The present invention relates to a cable jacket composition comprising a multimodal olefin copolymer, said copolymer having density of 0.935-0.960 g/cm3 and MFR2 of 2.2-10.0 g/10 min and said composition having ESCR of at least 2000 hours and a cable shrinkage of 0.70% or lower. The invention further relates to the process for preparing said composition and its use as outer jacket layer for a cable, preferably a communication cable, most preferably a fiber optic cable.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.