Patent · US Expired

Flame-proof polyamides

US4788259A · kind A · utility

16Cited by

5References

6Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Werner Nielinger · Krefeld, DE
Hermann Kauth · Krefeld, DE
Heinz-Josef Fullman · Haan, DE

Key dates

Filing date	Apr 10, 1987
Grant date	Nov 29, 1988
Priority date	—
Expiry date	Apr 10, 2007

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L77/00
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The invention relates to flame-proof polyamide materials which can be processed by a thermoplastic method and consist of blends of amorphous, partly aromatic polyamides and 3-40% by weight of polyphosphonates.

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