Copolymer primer for aluminum alloy food and beverage containers
US6030710A · kind A · utility
19Cited by
5References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 30, 1997 |
| Grant date | Feb 29, 2000 |
| Priority date | — |
| Expiry date | Jun 30, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31692
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Aluminum alloy sheet is provided with a primer layer comprising a reaction product of aluminum oxide or hydroxide and a vinylphosphonic acid-acrylic acid copolymer, coated with a polymer coating composition containing polyvinyl chloride or an epoxy. The polymer coated aluminum alloy sheet is shaped into container bodies for food containers or container end panels for aluminum food and beverage containers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.