Patent · US Active

Neodymium-catalyzed polybutadienes

US8846837B2 · kind B2 · utility

8Cited by

1References

3Claims

0Family size

Assignee

LANXESS Deutschland GmbH · DE

Inventors

Heike Kloppenburg · Düsseldorf, DE
Norbert Steinhauser · Monheim, DE

Key dates

Filing date	Apr 11, 2013
Grant date	Sep 30, 2014
Priority date	—
Expiry date	Apr 11, 2033

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S526/907
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The invention relates to a high-molecular-weight, linear, neodymium-catalysed polybutadiene having a high proportion, >95%, of cis-1,4 units having a low proportion, <1%, of 1,2-vinyl content, and also having a small molar-mass-polydispersity index (MPI), characterized in that

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