Any legislation stemming from this effort would (and should) ostensibly forbid the import of said material, otherwise the production will shift overseas while usage will not noticably change.
It's like how all the asbestos and other hazardous waste that's removed from California homes gets dumped in Nevada and Arizona landfills. Or the subject of the documentary "Plastic China":
"No contest"
(in "the voice"... What was it, Super Smash Brothers on GC? ;D)Edit: Found it - https://youtube.com/watch?v=sHBsF8SKLGU&t=20