Polyphenylene ether capping process, polyphenylene resins...

Details Polyphenylene ether capping process, polyphenylene resins... Polyphenylene ether capping process, polyphenylene resins...

C - Chemistry, Metallurgy

08

G

C08G 65/38 (2006.01) C08G 65/44 (2006.01) C08G 65/48 (2006.01) C08L 67/00 (2006.01) C08L 71/12 (2006.01)

Patent

CA 2082695

08CN08562 ABSTRACT There are disclosed methods for the preparation of polyphenylene ether resins having increased hydroxyl content and, particularly, increased non-Mannich hydroxyl content through the reaction of biphenol with the polyphenylene ether resin. Also disclosed are the polyphenylene ether resins obtained by such processes, as well as the reaction products between such polyphenylene ether resins and hydroxyl-reactive substituents, such as epoxy chlorotriazines, and compositions containing such reaction products and thermoplastic resin not normally compatible with polyphenylene ether resin, such as polyester resin.

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