Infrared-reflecting glazing
US4090773A · kind A · utility
17Cited by
6References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 21, 1976 |
| Grant date | May 23, 1978 |
| Priority date | — |
| Expiry date | Sep 21, 1996 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/251
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Polymethylmethacrylate sheet comprising light-reflecting particles arranged parallel to the surfaces of the sheet, said particles having a thickness d and an index of refraction n, at a wavelength of infrared light from 800 to 1500 nm, such that d = (0.2 to 0.4) (1/n) microns, said sheet being adaptable for use as a glazing material for buildings or vehicles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.