Intumescent electrical installation systems and processes for their production
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Accused Products
Abstract
Intumescent, electrical installation systems which comprise an injection molding material of polyolefins or polyimides in combination with intumescent additives, the melting points of the polyolefins and of the polyimides being lower than the intumescence temperature of the intumescent additives.
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Citations
14 Claims
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1-8. -8. (canceled)
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9. An injection molding material consisting essentially of
a) 20-50% per weight of an polyimide b) 50-80% per weight of intumescent additives, c) 0-20% per weight of inorganic fillers and d) 0-5% per weight of dispersants.
Specification