Patent · US Expired

Laminates with stable attachment areas

US5135799A · kind A · utility

15Cited by

5References

2Claims

0Family size

Assignee

BASF SE

Inventors

Bernd Gross · Langenfeld, DE
Heinz Weber · Uerdingen, DE

Key dates

Filing date	Feb 15, 1991
Grant date	Aug 4, 1992
Priority date	—
Expiry date	Feb 15, 2011

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31721
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

Laminates with stable attachment areas have a foam or honeycomb core layer A comprising a heat resistant plastic and cover layers B comprising fiber reinforced heat resistant plastic, the core layer having at least one foam insert C of a heat resistant thermoplastic material whose density is higher than the density of the core.

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