Copolymers of propylene with hexene-1 and blown films obtained from them
US9611338B2 · kind B2 · utility
2Cited by
13References
13Claims
0Family size
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Key dates
| Filing date | Nov 20, 2008 |
| Grant date | Apr 4, 2017 |
| Priority date | — |
| Expiry date | Apr 9, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2323/14
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A copolymer of propylene with hexene-1 containing from 5 to 9% by weight of recurring units derived from hexene-1, having a melting temperature from 125° C. to 140° C. and Melt Flow Rate (ASTM D1238, 230° C./2.16 Kg) from 0.1 to 3 g/10 min., is used to produce blown films having valuable mechanical and optical properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.