Laminated piezoelectric structure and process of forming the same
US5153859A · kind A · utility
61Cited by
22References
85Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 15, 1990 |
| Grant date | Oct 6, 1992 |
| Priority date | — |
| Expiry date | Aug 15, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/42
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A method of forming a laminated piezoelectric structure is disclosed wherein a plurality of polarized piezoelectric films of vinylidene fluoride and trifluoroethylene are solvent welded together. The solvent welding solution comprises a copolymer of vinylidene fluoride and trifluoroethylene and a suitable solvent. The transducers produced from such a laminated structure are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.