Process for preparing graft copolymer comprising polyethylene
US10975186B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Jan 2, 2017 |
| Grant date | Apr 13, 2021 |
| Priority date | — |
| Expiry date | Dec 8, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G81/027
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The invention relates to a process for preparing a graft copolymer comprising polyethylene, comprising the steps of: A) providing an ethylene copolymer comprising side chains having C≡C bond and B) reacting the ethylene copolymer of step A) with an azide at an elevated temperature in the absence of a catalyst to obtain the graft copolymer, wherein the azide compound is an azide compound having a functional group or a polymer having an azide group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.