C - Chemistry – Metallurgy – 08 – K
Patent
C - Chemistry, Metallurgy
08
K
400/3011, 400/53
C08K 3/22 (2006.01) C08F 255/02 (2006.01) C08K 3/30 (2006.01) C08K 5/14 (2006.01) C08K 5/5425 (2006.01) H01B 3/44 (2006.01)
Patent
CA 1269776
ABSTRACT CROSS-LINKABLE COMPOSITIONS FOR EXTRUSION, ESPECIALLY FOR WIRE AND CABLE COVERINGS A flame-retardant cross-linkable polymer composition for extrusion which is capable of producing non-porous products comprises: at least one flame-retardant filler of the class that evolve substantial amounts of bound water on heating at temperatures above a value Td that lies in the range 120-250°C; a compatible ethylene copolymer base in which the filler is dispersed; a hydrolysable unsaturated silane; and a free-radical grafting initiator having a half-life of less than 10 minutes at a temperature 25°C below Td.
500096
Harvey Ronald Anthony
Howell Barry George
Ness Diane Elizabeth Marjorie
Bicc Public Limited Company
Fetherstonhaugh & Co.
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