Patent · US Expired

Long-afterglow adhesive tape

US5858495A · kind A · utility

17Cited by

4References

10Claims

0Family size

Assignee

BEIERSDORF AG · DE

Inventors

Markus Eikmeier · Lensahn, DE
Petra Lohmann · Heidenau, DE
Arne Koops · Mölln, DE

Key dates

Filing date	Feb 6, 1997
Grant date	Jan 12, 1999
Priority date	—
Expiry date	Feb 6, 2017

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/2495
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

Long-afterglow adhesive tape consisting of PA1 a) a first layer of aliphatic polyurethane acrylate or polyester acrylate in which a long-afterglow pigment is incorporated in a proportion of from 40% by weight to 80% by weight, preferably 75% by weight, PA1 b) a second layer containing a white pigment, PA1 c) a third layer comprising an ageing-resistant self-adhesive composition or a heat-activatable adhesive film, and PA1 d) if desired, a fourth layer comprising a release material with an antiadhesive coating.

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