Patent · US Active

Propylene copolymer composition with improved long-term mechanical properties

US10280285B2 · kind B2 · utility

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14Claims

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Assignee

Borealis AG · AT

Inventors

Juliane Braun · Linz, AT
Davide Tranchida · Linz, AT
Jingbo Wang · Linz, AT
Markus Gahleitner · Ansfelden, AT

Key dates

Filing date	Feb 23, 2016
Grant date	May 7, 2019
Priority date	—
Expiry date	Apr 26, 2036

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L2205/24
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Propylene-ethylene random copolymers with improved long-term mechanical properties, especially improved impact strength retention, their manufacture as well as their use, e.g. for the production of moulded articles, particularly injection moulded articles, such as thin-walled plastic containers for packaging.

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