This invention relates to {HEAD ~ improved polymer compositions} comprising {TAIL ~ 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 glass fiber reinforcement and mica 
comprising
This invention relates to { HEAD ~ improved polymer compositions } comprising { TAIL ~ 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 glass fiber reinforcement and mica
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