Polypropylene compositions with high impact strength
US4634735A · kind A · utility
44Cited by
7References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 18, 1984 |
| Grant date | Jan 6, 1987 |
| Priority date | — |
| Expiry date | Apr 18, 2004 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L23/16
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The invention concerns polypropylene compositions with high impact strength adapted to the manufacture of car components such as bumpers or dashboards, characterized in that they contain: PA1 (a) 50 to 97% by weight of isotactic polypropylene PA1 (b) 2 to 49% by weight of elastomer PA1 (c) 1 to 30% by weight of linear low density polyethylene, of a density up to 0.935.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.