Fire and heat resistant structures
US4168347A · kind A · utility
3Cited by
10References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 3, 1978 |
| Grant date | Sep 18, 1979 |
| Priority date | — |
| Expiry date | Jan 3, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31971
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Fire and heat resistant structures made by the use of fire retardant compositions of the type involving the reaction of phosphoric acid and a reducing sugar are rendered insensitive to moisture by heat curing using high frequency electric current during the production of the fire and heat resistance structures.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.