Fire protective intumescent mastic composition and method employing same
US4529467A · kind A · utility
56Cited by
15References
44Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 25, 1983 |
| Grant date | Jul 16, 1985 |
| Priority date | — |
| Expiry date | Oct 25, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/2648
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An intumescent curable composition has as its principal constituents an epoxy resin; a curing agent; and an additive component which is composed of a mixture of materials which provide a source of phosphorus, zinc, boron and an expansion gas. The aforesaid composition is capable of forming a carbonaceous char upon exposure to heat or flame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.