Polyarylene ether and method for preparing the same
Polyarylene ether is polymerized using a dissolving agent including anisole, wherein the polyarylene ether includes about 1 to about 3,000 ppm of anisole.
1. Polyarylene ether comprising about 1 to about 3,000 ppm of anisole.
2. The polyarylene ether of claim 1 , wherein the polyarylene ether has a weight average molecular weight of about 15,000 to about 300,000 g/mol.
3. The polyarylene ether of claim 1 , wherein the polyarylene ether further comprises about 1 to about 3,000 ppm of a non-solvent.
4. The polyarylene ether of claim 3 , wherein the polyarylene ether has a weight average molecular weight of about 20,000 to about 70,000 g/mol.
5. The polyarylene ether of claim 3 , wherein the non-solvent is a solvent insoluble in the polyarylene ether and soluble in a catalyst used in the preparation of the polyarylene ether.
6. The polyarylene ether of claim 3 , wherein the non-solvent comprises a C1 to C4 alcohol, water, ketone, or a combination thereof.
7. The polyarylene ether of claim 1 , wherein the polyarylene ether comprises a copper salt catalyst.
8. A method for preparing polyarylene ether, comprising:
reacting a monohydroxy aromatic compound in the presence of a catalyst, oxygen, and a dissolving agent,
wherein the dissolving agent comprises anisole.
9. The method of claim 8 , wherein the catalyst comprises a copper salt.
10. The method of claim 8 , wherein the catalyst comprises a complex catalyst including a copper salt and an amine compound.
11. The method of claim 8 , wherein the monohydroxy aromatic compound is represented by Formula 1:
[Formula 1]
wherein X is hydrogen or halogen; and R 1 , R 2 , R 3 and R 4 are the same or different and are each independently hydrogen, halogen, C1 to C6 alkyl, or C6 to C12 aryl.
12. The method of claim 10 , comprising:
preparing a reactant mixture by mixing a monohydroxy aromatic compound, copper salt, and a dissolving agent including anisole; and
adding an amine compound to the reactant mixture in the presence of oxygen.
13. The method of claim 10 , comprising:
preparing a reactant mixture by mixing copper salt, an amine compound, and a dissolving agent including anisole; and
adding a monohydroxy aromatic compound to the reactant mixture in the presence of oxygen.
14. The method of claim 13 , wherein the monohydroxy aromatic compound is dissolved in the dissolving agent including anisole and is then added to the reactant mixture in the presence of oxygen.
15. The method of claim 8 , wherein the dissolving agent comprises a mixture solvent of anisole and a non-solvent.
16. The method of claim 15 , wherein the non-solvent comprises a C1 to C4 alcohol, water, ketone, or a combination thereof.
17. The method of claim 15 , wherein the anisole and the non-solvent are present in the mixture solvent in a weight ratio of about 7:3 to about 3:7.
18. The method of claim 12 , wherein the reactant mixture includes the dissolving agent in an amount of about 70 to about 95 wt % based on the total weight of the reactant mixture.
19. The method of claim 13 , wherein the reactant mixture includes the dissolving agent in an amount of about 70 to about 95 wt % based on the total weight of the reactant mixture.
20. The method of claim 12 , further comprising adding a base having a hydroxyl group to the reactant mixture at a mole ratio of said base having a hydroxyl group to the copper salt of about 0 to 3.
21. The method of claim 13 , further comprising adding a base having a hydroxyl group to the reactant mixture at a mole ratio of said base having a hydroxyl group to the copper salt of about 0 to 3.
22. The method of claim 10 , wherein the amine compound comprises a primary amine, secondary amine, tertiary amine, or a combination thereof.
23. The method of claim 8 , wherein solubility of the catalyst in the dissolving agent is higher than solubility of the catalyst in water.