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US 12,460,049 B2Granted
Azide-functionalized copolymers
AssigneeSusos AG
InventorsStefan Zuercher, Tobias Komsthoeft, Samuele Tosatti, Lucca Trachsel
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Abstract
The present invention relates to a copolymer having several azide functionalities that can be prepared by cationic ring opening polymerisation. The copolymer comprises a first monomer unit and a second monomer unit which are different from each other.
Claims20
A copolymer comprising at least a first and a second monomer unit, wherein:
- the first and the second monomer unit are different from each other;
- the first monomer unit is selected from the group consisting of compounds 202, 203, 204, 205, 206, 207, 302, 303, 304, 305, 306, and 307
- No.
- Monomer unit
- No.
- Monomer unit
- 202
- 302
- 203
- 303
- 204
- 304
- 205
- 305
- 206
- 306
- 207
- 307
- and the second monomer unit is selected from the group consisting of 2-methyl-4,5-dihydro-1,3-oxazole, 2-ethyl-4,5-dihydro-1,3-oxazole, 2-methyl-5,6-dihydro-4H-1,3-oxazine and 2-ethyl-5-6-dihydro-4H-1,3-oxazine with the proviso that
- if the second monomer unit is 2-ethyl-4,5-dihydro-1,3-oxazole, the first monomer unit is selected from the group consisting of compounds 202, 204 and 205,
- and if the second monomer unit is 2-ethyl-5-6-dihydro-4H-1,3-oxazine, the first monomer unit is selected from the group consisting of compounds 302, 304 and 305;
- and
- the copolymer is protein resistant.
20 more elements
Dependencies are inferred from the claim text.