Lauan panel with reduced flame spread rating
US4068031A · kind A · utility
2Cited by
9References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 8, 1975 |
| Grant date | Jan 10, 1978 |
| Priority date | — |
| Expiry date | Dec 8, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31989
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The flame spread rating of Lauan plywood panels is reduced significantly by incorporating, just prior to application, a quantity of sodium bicarbonate in dry powder form or slurry and a quantity of a saturated aqueous solution of sodium tetraborate, respectively, in the water base filler and the water base basecoat used to finish the surface thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.