Laminated board
US4361616A · kind A · utility
62Cited by
4References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 26, 1980 |
| Grant date | Nov 30, 1982 |
| Priority date | — |
| Expiry date | Feb 26, 2000 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31598
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Laminated board structures having excellent mechanical properties made up of a layer of thermal and/or acoustic insulating material strongly bonded to a layer of fibre-reinforced water hardened cement with an aqueous dispersion containing an addition polymer preferably containing acid groups and having an average particle size between 0.05 micron and 5 microns. Improved mortar composition used in the laminate structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.