Patent · US Expired

Use of amphiphilic polymers or copolymers for surface modification of reactive inorganic fillers

US6929860B2 · kind B2 · utility

0Cited by

9References

20Claims

0Family size

Assignee

Sud Chemie, Inc. · US

Inventors

Alan L. Steinmetz · Louisville, US
Norbert Schall · Langenpreising, DE
Klaus Dziwok · Freilassing, DE
Helmut Coutelle · Freising, DE
Wolfgang Simon · Wuppertal, DE
Stefan Dick · Weichering, DE
Inge Kramer · Freising, DE
Hubert Schiessling · Landshut, DE

Key dates

Filing date	Aug 2, 2001
Grant date	Aug 16, 2005
Priority date	—
Expiry date	Aug 2, 2021

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/2998
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Surface-modified fillers are described characterized by the fact that the fillers represent reactive inorganic fillers and the modifying agent represents an amphiphilic aminoplastic-ether polymer or copolymer of the structural type in which:

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