431192
Poly[4,4′-(hexafluoroisopropylidene)diphthalic anhydride-co-4,4′-oxydianiline], amic acid solution
15% in 1-methyl-2-pyrrolidinone: aromatic hydrocarbon (3:1)
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About This Item
CAS Number:
UNSPSC Code:
12352300
purified by
filtration through 0.2μm medium
concentration
15% in 1-methyl-2-pyrrolidinone: aromatic hydrocarbon (3:1)
impurities
≤10 ppm total metals
viscosity
12-16 poise(lit.)
transition temp
Tg 290 °C (imide)
anion traces
chloride (Cl-): ≤5 ppm
Application
Semi-conductor material. Dielectric component in thin films, high density interconnect systems and multichip modules.
Features and Benefits
High purity material with controlled metallic content. Polyimide has good thermal, mechanical and electrical properties.
Caution
Forms insoluble polyimide upon heating
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