Polyphenylene oxides with high molecular weight and a process fo

Details Polyphenylene oxides with high molecular weight and a process fo Polyphenylene oxides with high molecular weight and a process fo

1988-01-19

1989-06-13

Kight, John

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525443, C08G 6548

Patent

active

048394360

ABSTRACT:
This invention relates to polyphenylene oxides with high molecular weight (PPO) and to a process for their preparation by the reaction of polybasic aromatic carboxylic acids or their derivatives with polyphenylene oxides, and their use for the modification of plastics.

REFERENCES:
patent: 3382212 (1968-05-01), Price et al.
patent: 3491058 (1970-01-01), Taylor et al.
patent: 4654405 (1987-03-01), Jalbert et al.
patent: 4714657 (1987-12-01), Quinn et al.
patent: 4741864 (1988-05-01), Avakian et al.

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