Patent · US Expired

Filler-containing binder composition, its preparation and its use

US6433070B1 · kind B1 · utility

0Cited by

2References

13Claims

0Family size

Assignee

Emtec Magnetics GmbH · DE

Inventors

Benedikt Raether · Schifferstadt, DE
Ulrike Hees · Mannheim, DE
Ria Kress · Ludwigshafen, DE
Albert Kohl · Laumersheim, DE
Richard Bradshaw · Tucson, US
Gerhard Maier · Herbrechtingen, DE

Key dates

Filing date	Sep 14, 2000
Grant date	Aug 13, 2002
Priority date	—
Expiry date	Sep 14, 2020

Classification

Technology area (CPC G)Physics
CPC primaryG11B5/7022
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

A binder composition, at least containing an inorganic filler and a thermoplastic block copolyurethane having in each case at least one soft segment (A) and at least one hard segment (B), at least one hard segment (B) containing a structural element of the formula I is used in particular for the production of magnetic recording media.

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