Low density fire barrier material and method of making
US6153668A · kind A · utility
70Cited by
23References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 30, 1998 |
| Grant date | Nov 28, 2000 |
| Priority date | — |
| Expiry date | Jan 30, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S428/921
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
This invention relates to a fire barrier material comprising at least about 25 weight % binder; at least about 10 weight % intumescent compound; and at least about 5 weight % organic fibers comprising an organic material having pendant hydroxyl groups, wherein the density of the fire barrier material ranges from greater than zero to about 0.35 grams/cm.sup.3 as well as a method of making the fire barrier material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.