Patent · US Active

Cable layer of modified soft polypropylene with improved stress whitening resistance

US8450421B2 · kind B2 · utility

0Cited by

23References

25Claims

0Family size

Assignee

Borealis AG · AT

Inventors

Tung Pham · Paris, FR
Doris Machl · Linz, AT
Sybille Simon · Linz, AT
Katja Klimke · Linz, AT
Christer Svanberg · Kållered, SE
Thomas Steffl · Achern, DE
David Friel · Linz, AT

Key dates

Filing date	Dec 17, 2009
Grant date	May 28, 2013
Priority date	—
Expiry date	Jan 5, 2030

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L23/0846
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

Cable layer comprising a propylene polymer composition comprising (a) a polypropylene (A) (b) an elastomeric copolymer (E) comprising units derived from propylene and ethylene and/or C4 to C20 α-olefin and (c) a polar ethylene polymer (C) wherein the cable layer and/or the propylene polymer composition has a gel content of equal or more than 0.20 wt.-%.

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