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US 2026/0217915 A1Published application
Polymer and manufacturing method thereof and material for anion exchange comprising the same
AssigneeHanwha Solutions Corporation
InventorsYou Sun LIM, Sang Jin JANG, Hyun Seung LEE, Junyoung HAN
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Abstract
A polymer having a stable structure is disclosed. A manufacturing method of the polymer and a material for anion exchange with excellent efficiency containing the polymer are disclosed. The polymer contains repeat units represented by the following Chemical Formula 1 or Chemical Formula 2:
Claims14
1:
- A polymer comprising repeat units represented by the following Chemical Formula 1 or Chemical Formula 2:
- wherein, n is an integer of 100 to 100,000,
- A is NR1 or CR2R3,
- R1 is substituted or unsubstituted C1-10 alkyl,
- R2 and R3 are each independently, hydrogen or substituted or unsubstituted C1-10 alkyl,
- R4 to R6 are each independently substituted or unsubstituted C1-10 alkyl, or, R4 and R5 are bonded with each other to form a C3-12 ring,
- L1 and L2 are each independently substituted or unsubstituted C1-12 alkylene.
4 more elements
2:
- The polymer according to claim 1, wherein R1 is methyl;
- ethyl;
- or hexyl.
3:
- The polymer according to claim 1, wherein R2 and R3 are each independently, hydrogen.
4:
- The polymer according to claim 1, wherein L1 is pentylene.
5:
- The polymer according to claim 1, wherein R4 to R6 are each independently methyl;
- or R4 and R5 are bonded with each other to form a 6-membered alkyl ring containing N, and R6 is methyl.
6:
- The polymer according to claim 1, wherein L2 in the Chemical Formula 2 is penthylene.
7:
- The polymer according to claim 1, wherein the polymer comprising the repeat units represented by the Chemical Formula 1 is one selected from the group consisting of the followings:
8:
- A material for anion exchange, comprising the polymer according to claim 1.
9:
- A method for manufacturing a polymer comprising:
- reacting a substituted or unsubstituted carbazole or fluorene with a halogen-substituted alkyl trifluoromethyl ketone in the presence of an acid catalyst to polymerize (step 1);
- and
- substituting a substituted or unsubstituted amine for the polymer prepared in step 1 to form a polymer comprising a quaternary ammonium ion represented by the following Chemical Formula 1 or Chemical Formula 2 (step 2):
- wherein, n is an integer of 100 to 100,000,
- A is NR1 or CR2R3,
- R1 is substituted or unsubstituted C1-10 alkyl,
- R2 and R3 are each independently, hydrogen or substituted or unsubstituted C1-10 alkyl,
- R4 to R6 are each independently substituted or unsubstituted C1-10 alkyl, or, R4 and R5 are bonded with each other to form a C3-12 ring,
- L1 and L2 are each independently substituted or unsubstituted C1-12 alkylene.
7 more elements
10:
- The method for manufacturing polymer according to claim 9, wherein the acid catalyst in the (step 1) is trifluoroacetic acid, trifluoromethanesulfonic acid or a mixture thereof.
11:
- The method for manufacturing polymer according to claim 9, wherein the (step 1) progresses in the presence of an organic solvent.
12:
- The method for manufacturing polymer according to claim 9, wherein the substituted or unsubstituted amine in the (step 2) is selected from the group consisting of trimethylamine, triethylamine and methylpiperidine.
13:
- The method for manufacturing polymer according to claim 9, wherein the (step 2) comprises substituting substituted or unsubstituted diamine for 2 or more polymers prepared, to form polymer comprising substituted or unsubstituted bis-ammonium having a C1-10 hydrocarbon bridge.
14:
- The method for manufacturing polymer according to claim 13, wherein the substituted or unsubstituted diamine is selected from the group consisting of the following compounds: