Highly crystalline polypropylene with low xylene solubles
US7087680B2 · kind B2 · utility
10Cited by
7References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 7, 2003 |
| Grant date | Aug 8, 2006 |
| Priority date | — |
| Expiry date | Aug 5, 2024 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2314/06
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The invention is directed to a polypropylene resin which has a Mw/Mn of less than 5, a melt flow rate of less than 7 g/10 min., a 1% secant flexural modulus of greater than 300,000 psi and less than 2 wt. % xylene solubles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.