Patent ID: 7700679

Claim:
A heat-recoverable article which passes a UL VW-1 flame test as defined in UL Standard for Safety for Extruded Insulating Tubing, UL 224, Fifth Edition, Dec. 15, 1999 and which comprises a polymeric composition which consists essentially of (a) 44 to 59% by weight of an ethylene copolymer comprising ethylene methyl acrylate, (b) 26 to 42% by weight of a first inorganic filler which comprises magnesium hydroxide, (c) 1 to 5% by weight of red amorphous phosphorus, and (d) 1 to 9% by weight of a second inorganic filler which comprises zinc borate; said article (1) having a tensile strength at 25° C. when recovered of at least 1500 psi; and (2) having an elongation to break at 25° C. when recovered of at least 200%, and (3) being in the form of a tube having a wall thickness of at most 1 mm (0.040 inch) when recovered.