Polyetherimides, methods of manufacture, and articles formed therefrom

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United States of America Patent

PATENT NO 8907042
SERIAL NO

13283951

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Abstract

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A polyetherimide manufactured by reaction of an alkali metal salt of a dihydroxy aromatic compound of the formula

description='In-line Formulae' end='lead'MO—Z—OMdescription='In-line Formulae' end='tail'

wherein M is an alkali metal salt and Z is an aromatic C6-24 monocyclic or polycyclic moiety optionally substituted with 1 to 6 C1-8 alkyl groups, 1 to 8 halogen atoms, or a combination thereof,

    with a bis(halophthalimide) composition comprising, based on the weight of the bis(halophthalimide) composition, from more than 45 to less than 75 weight percent of a 3,3′-bis(halophthalimide) of the formula

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Patent Owner(s)

Patent OwnerAddress
SHPP GLOBAL TECHNOLOGIES B V4612 PX BERGEN OP ZOOM

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Haralur, Gurulingamurthy M Evansville, US 20 158
Kuhlman, Matthew L Evansville, US 11 94

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