Polyarylene ethers

Details Polyarylene ethers Polyarylene ethers

C - Chemistry, Metallurgy

08

G

402/319, 402/33,

C08G 6/00 (2006.01) C08G 65/00 (2006.01) C08G 65/38 (2006.01) C08G 65/40 (2006.01) C08G 75/23 (2006.01)

Patent

CA 2023166

K- 17697/+ /CGM349 Novel polyarylene ethers Abstract Polyarylene ethers which contain, based on the total amount of structural units present in the polyether resin, 10-100 mol % of a recurring structural unit of the formula I Image (I), 0-50 mol % of a recurring structural unit of the formula II Image (II), 0-90 mol % of a recurring structural unit of the formula III ?O-A"-O-A] (III), and 0-50 mol % of a recurring structural unit of the formula IV ?O-A"-C)-A'] - (IV), in which A is a group of the formula Va or Vb Image (Va) Image (Vb) in which X is -CO-, a is 0, 1 or 2 and b is 2 or 3, and A' is a group of the formula VIa or VIb Image (VIa) Image (VIb) in which Y is -SO- or -SO2-, c is 0 or 1 and d is 2, and A" is a group of the formulae VIIa to VIIe Image (VIIa), Image (VIIb), Image (VIIc), Image (VIId) or Image (VIIe), in which Z is a direct bond, -C(CH3)2-, -C(CF3)2-, -S-, SO-, -SO2-, -O- or -CO-. These industrial materials have very good mechanical and thermal properties.

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