Fire barrier material and gaskets therefor
US6112488A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 29, 1997 |
| Grant date | Sep 5, 2000 |
| Priority date | — |
| Expiry date | Apr 29, 2017 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04B1/948
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A fire resistant gasket for architectural joints comprises an intumescent material mat having a first major surface and a second major surface, wherein at least one of said first and second major surfaces has coated thereon an adhesive. A fire barrier is provided comprising: at least one fire resistant intumescent gasket material having a first major surface and a second major surface, wherein at least one of said first and second major surfaces has coated thereon an adhesive, and at least one fire resistant material barrier layer bonded to a portion of one of said first and second major surface, preferably adhered to a portion of said adhesive coated gasket surface. A process for installing a building joint fire barrier comprises providing at least one fire resistant intumescent gasket material having a first major surface and a second major surface, wherein at least one of said first and second major surfaces has coated thereon an adhesive, adhering the gasket material to at least one of a building member and a fire resistant material barrier layer, and affixing the fire resistant material barrier layer to the building member with the gasket material interposed therebetween.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.