Low temperature, high speed extrusion coating process and polyethylene compositions useful therefor containing a thermally sensitive additive
US6159404A · kind A · utility
4Cited by
9References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 26, 1994 |
| Grant date | Dec 12, 2000 |
| Priority date | — |
| Expiry date | Apr 26, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D123/04
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Novel polyethylene compositions comprising a blend of a polyethylene component having defined properties, a specific quantity of defined tackifying resins and defined quantities of thermally sensitive additives are disclosed. In addition, process for extrusion coating at high speeds and relatively low extrusion coating temperatures employing invention compositions is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.