This invention relates to improved polymer compositions comprising a major amount of a linear alternating polymer of carbon monoxide and at least one ethylenically unsaturated hydrocarbon and minor amounts, relative to the polymer, of {HEAD ~ glass fiber reinforcement} and {TAIL ~ mica} 
This invention relates to improved polymer compositions comprising a major amount of a linear alternating polymer of carbon monoxide and at least one ethylenically unsaturated hydrocarbon and minor amounts , relative to the polymer , of { HEAD ~ glass fiber reinforcement } and { TAIL ~ mica }
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