Multipurpose fire resistant sealing and caulking compound
US4588769A · kind A · utility
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5References
10Claims
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Assignee
Inventors
Key dates
| Filing date | Jan 31, 1985 |
| Grant date | May 13, 1986 |
| Priority date | — |
| Expiry date | Jan 31, 2005 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2200/0692
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A composition which has excellent fire resistance properties, never hardens or slumps, and is reusable is provided. The composition can be extruded into a caulking or sealing compound which has a high fire resistance rating of VO as measured by UL 94 Test Procedure. The fire resistant composition of the present invention comprises: PA0 (a) 45-60 wt. % of filler; PA0 (b) 12-30 wt. % ceramic fiber; PA0 (c) 0.1-0.5 wt. % reinforcing agent; PA0 (d) 18-30 wt. % tackifying agent; and PA0 (e) 2-5 wt. % oleoresinous oil.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.