Polymer composition and method of making the same

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United States of America Patent

PATENT NO 8952121
APP PUB NO 20120322010A1
SERIAL NO

13489515

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Abstract

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A novel novolac prepared by acid catalyzed condensation between biphenols or bisphenofluorenes and fluorenone is presented. The polymers exhibit excellent oxidative thermal stability and high carbon content, suitable for dielectric, etch stop applications as spin-on material.

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Patent Owner(s)

Patent OwnerAddress
PIBOND OYESPOO

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Paulasaari, Jyri Espoo, FI 15 47

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