Oligomers with di-phenylethynyl endcaps

Details Oligomers with di-phenylethynyl endcaps Oligomers with di-phenylethynyl endcaps

C - Chemistry, Metallurgy

08

G

C08G 73/10 (2006.01) C08J 5/04 (2006.01) C08J 5/24 (2006.01)

Patent

CA 2751594

An oligomer having di-phenylethynyl endcaps is disclosed. The capped oligomer has the formula: D-A-D wherein D is a di-phenylethynyl endcap; and A is an oligomer selected from the group consisting of imidesulfone; ether; ethersulfone; amide; imide; ester; estersulfone; etherimide; amideimide; oxazole; oxazole sulfone; thiazole; thiazole sulfone; imidazole; and imidazole sulfone.

L'invention porte sur un oligomère ayant des groupes coiffants di-phényléthynyles. L'oligomère coiffé est représenté par la formule : D-A-D dans laquelle D représente un groupe coiffant di-phényléthynyle ; et A représente un oligomère choisi dans le groupe constitué par imidesulfone ; éther ; éthersulfone ; amide ; imide ; ester ; estersulfone ; étherimide ; amideimide ; oxazole ; oxazolesulfone ; thiazole ; thiazolesulfone ; imidazole ; et imidazolesulfone.

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