Plasticizers kept from leaching out
'Chemicals of concern' may be made safer
By Rachel Ehrenberg, 16:21 PM March 2, 2010
Keeping plasticizers in their place has always been a slippery task. The compounds that add flexibility to harder plastics may also migrate from these materials, raising health concerns about human exposure via medical devices or children’s toys.
Now, scientists working with the widely used plasticizers known as phthalates have locked down these compounds, preventing them from migrating. The research, published in the March 9 Macromolecules, may lead to improved versions of hard plastics t...
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