Patent · US Active

Thermoplastic resins containing PBT units, having reduced organic carbon emissions

US8148489B2 · kind B2 · utility

3Cited by

2References

11Claims

0Family size

Assignee

E.I. DU PONT DE NEMOURS AND COMPANY · US

Inventors

Judith Alison Peacock · Bussigny, CH
David J. Wrigley · Athenaz, CH

Key dates

Filing date	Mar 15, 2007
Grant date	Apr 3, 2012
Priority date	—
Expiry date	Apr 29, 2028

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08K5/53
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A method for reducing organic carbon emissions from PBT-block-containing resins is disclosed. The method involves adding a titanium-catalyst deactivating compound to the resin after polymerisation.

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