Multilayered hollow polycarbonate containers
US4513037A · kind A · utility
25Cited by
6References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 29, 1983 |
| Grant date | Apr 23, 1985 |
| Priority date | — |
| Expiry date | Dec 29, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31935
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Multilayered hollow polycarbonate containers comprised of: PA1 (i) at least one inner polycarbonate layer; PA1 (ii) at least one outer polycarbonate layer; and PA1 (iii) at least one intermediate layer between said inner polycarbonate layer and said outer polycarbonate layer comprised of a thermoplastic resin exhibiting gas-barrier properties. The containers are formed by coextrusion blow-molding.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.