Patent · US Expired

Polymers modified by functional groups

US6841648B2 · kind B2 · utility

5Cited by

0References

4Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Michael Grun · Siegburg, DE
Wilfried Braubach · Solingen, DE

Key dates

Filing date	Dec 9, 2002
Grant date	Jan 11, 2005
Priority date	—
Expiry date	Jan 21, 2023

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08F8/30
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The present invention relates to polymers which are modified by functional end groups and are based on conjugated dienes or on conjugated dienes and vinylaromatic compounds, a process for their preparation and their use for the production of rubber shaped articles of all types, in particular for the production of tires and tire components, such as tire treads.

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