Patent · US Expired

Initiator composition and method for anionic polymerisation

US7288612B2 · kind B2 · utility

13Cited by

9References

10Claims

0Family size

Assignee

BASF SE

Inventors

Philippe Desbois · Maikammer, DE
Christian Schade · Ludwigshafen, DE
Alain Deffieux · Talence, FR
Stephane Menoret · Bordeaux, FR
Jürgen Demeter · Bischofswerda, DE

Key dates

Filing date	Apr 15, 2003
Grant date	Oct 30, 2007
Priority date	—
Expiry date	May 6, 2023

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L53/02
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The invention relates to an initiator composition for anionic polymerization, comprising at least one alkali metal hydride selected from LiH, NaH, and KH, and at least one organylaluminum compound, and to a process for the anionic polymerization of styrene monomers or of diene monomers using the initiator composition.

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