Impact additive of the core/shell type for thermoplastic polymers

USRE37851E1 · kind E1 · reissue

Assignee

• Atofina · FR

Inventors

• Chris Bertelo · Scotch Plains, US
• Gilles Meunier · Tarbes, FR
• Andre Lermite · Lescar, FR
• Pascale Dargelos · Bayeux, FR
• Xavier Drujon · Jurançon, FR

Key dates

• Filing date: Jun 30, 2000
• Grant date: Sep 17, 2002
• Expiry date: Jun 30, 2020

Classification

• Technology area (CPC —): General

Abstract

The invention relates to an impact additive of the core/shell type for thermoplastic polymers.This impact additive comprises a crosslinked elastomeric core based on n-alkyl acrylate and a shell made of poly(alkyl methacrylate) grafted onto the said core.