Back to results
US 4,061,691 AGranted
Flame-resistant polycarbonate molding compositions
AssigneeBayer Aktiengesellschaft
InventorsDieter Margotte, Hugo Vernaleken
Life of this patent
Estimating the term…
Abstract
Molding compositions having an oxygen index of greater than 0.30 based on high molecular weight aromatic polycarbonates containing 0.5-20% of organic fibers.
Claims6
A molding composition having an oxygen index of greater than 0.30 according to ASTM D-2863/70 comprising an aromatic polycarbonate having a molecular weight of between about 10,000 and 100,000 containing 0.5 to 20 percent by weight of a saturated, thermoplastic polyester fiber which is stable in a melt of the polycarbonate.
Dependencies are inferred from the claim text.