Patent · US Expired

Thermoplastic molding compounds, provided with an antistatic agent which exhibit improved color stability during processing

US6639005B1 · kind B1 · utility

4Cited by

9References

6Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Bernd Willenberg · Bensberg, DE
Herbert Eichenauer · Dormagen, DE
Heinrich Alberts

Key dates

Filing date	Oct 12, 2001
Grant date	Oct 28, 2003
Priority date	—
Expiry date	Oct 12, 2021

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L71/02
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A thermoplastic molding composition that exhibits antistatic properties and improved color stability is disclosed. The composition contains a major amount of resinous component that contains A) 0 to 100 % by weight of one or more graft polymers B) 100 to 0 % by weight of a thermoplastic vinyl (co)polymer, and a minor amount of a mixture of a) a modified or unmodified polyalkylene ethers and b) a phenolic oxidant wherein the weight ratio (a):(b) is 20:1 to 1:1.

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