Patent · US Expired

Functionalised polymers

US7300978B2 · kind B2 · utility

1Cited by

11References

6Claims

0Family size

Assignee

Ciba Specialty Chemicals Corporation · US

Inventors

Rudolf Pfaendner · Rimbach, DE
Heinz Herbst · Herbstein, DE
Kurt Hoffmann · Taufkirchen, DE
Samuel Evans · Marly, CH
Alfred Steinmann · Praroman, CH

Key dates

Filing date	Feb 23, 2004
Grant date	Nov 27, 2007
Priority date	—
Expiry date	Jan 9, 2025

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31928
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

This invention relates to a process for stabilising and at the same time phase compatibilising plastics or plastic compositions by incorporating polymeric compounds obtainable by reacting a compound selected from the group consisting of the sterically hindered phenols, sterically hindered amines, lactones, sulfides, phosphites, benzotriazoles, benzophenones and 2-(2-hydroxyphenyl)-1,3,5-triazines, which compounds contain at least one reactive group, with a compatibilisator.

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