Compatibilized compositions comprising a polyamide and polypropylene and adhesive composites containing these compositions
US5403667A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jun 13, 1994 |
| Grant date | Apr 4, 1995 |
| Priority date | — |
| Expiry date | Jun 13, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31783
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
An adhesive composite including a layer consisting of a compatibilized composition including at least one polyamide, and at least one propylene polymer which is at least partially modified by a polar monomer and which has a melt flow index (MFI) measured according to ASTM standard D 1238-86 (230/2.16 conditions) higher than 20 g/10 min., preferably, higher than 50 g/10 min., most preferably such that 70 g/10 min..ltoreq.MFI of the propylene polymer .ltoreq.80 g/10 min.; and a layer consisting of at least one other material which is comprised of at least one cellulosic product and which is bonded to the layer consisting of a compatibilized composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.