Propylene based sealant compositions and applications
US6906140B2 · kind B2 · utility
1Cited by
5References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 2, 2003 |
| Grant date | Jun 14, 2005 |
| Priority date | — |
| Expiry date | Jul 18, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31928
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention relates to a sealant composition comprising i) at least a copolymer of propylene and α-olefins, and ii) at least a copolymer of ethylene and alkyl acrylate, wherein the alkyl acrylate is present in an amount ranging from about 1 to less than 9 weight percent, relative to the weight of the sealant composition. It also relates to a multilayer film or a packaging comprising a sealant layer comprising such a composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.