Amorphous copolymers of perfluoro-2,2-dimethyl-1,3-dioxole

Stock material or miscellaneous articles – Composite – Of polyisocyanurate

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428463, B32B 2700, B32B 1508

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active

049853082

ABSTRACT:
Articles made from amorphous dipolymers of perfluoro-2,2-dimethyl-1,3-dioxole with tetrafluoroethylene having high glass transition temperatures of 140.degree. C. or higher, low indices of refraction, and good physical properties, and low dielectric constants, include, among others, substrates for circuit boards, composites, sheets and films, optical lenses, and electronic current carrying devices.

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