Copolymers of propylene with hexene-1 and blown films obtained from them
US10544271B2 · kind B2 · utility
1Cited by
13References
10Claims
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Key dates
| Filing date | Feb 16, 2017 |
| Grant date | Jan 28, 2020 |
| Priority date | — |
| Expiry date | Feb 16, 2037 |
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 to 140° C. and Melt Flow Rate (ASTM D1238, 230/2.16 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.