Chemically induced crazing resistant acrylic
US5443914A · kind A · utility
1Cited by
10References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 17, 1993 |
| Grant date | Aug 22, 1995 |
| Priority date | — |
| Expiry date | Dec 17, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31667
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An enhanced acrylic for use in transparencies that provides an effective barrier to airborne environmental chemical agents that are known to craze standard stretched acrylics.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.