Poly(arylene sulfide) blend and articles made therefrom

Disclosed herein is a composition comprising a poly(arylene sulfide); a polysiloxane/polyimide block copolymer; glass fiber and an optional platy filler. The polysiloxane/polyimide block copolymer has greater than or equal to 10 weight percent siloxane content, based on the total weight of the polys...

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Bibliographic Details
Main Authors Gallucci, Robert Russell, Venema, Edward, Zhou, Hao
Format Patent
LanguageEnglish
Published 29.10.2019
Subjects
CHEMISTRY
COMPOSITIONS BASED THEREON
COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
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Summary:Disclosed herein is a composition comprising a poly(arylene sulfide); a polysiloxane/polyimide block copolymer; glass fiber and an optional platy filler. The polysiloxane/polyimide block copolymer has greater than or equal to 10 weight percent siloxane content, based on the total weight of the polysiloxane/polyimide block copolymer. The composition retains greater than or equal to 60% of the initial viscosity after being retained at 320° C. for 30 minutes and the composition has an OSU peak heat release less than 45 kW/m2 when measured using the method of FAR F25.4 and according to FAR 25.853 (d). Articles comprising the composition are also described.
Bibliography:Application Number: US201615561177