Aerosol Materials Monitoring The aerosol industry is going through an important stage in its history, with the reinforcement of regulatory requirements concerning restrictions on the use of certain substances and materials that may be present in most packaging. This evolution also springs from the desire of several players in the industry to anticipate these future restrictions and begin right away to look for replacement solutions in materials, processes and sourcing. This is the case, in particular, for corrosion prevention on the insides of aerosol cans and valve varnishes, to help By Gilles Baudin, L’Oréal Packaging Expertise Dept. President, French Aerosols Committee guarantee the integrity of the packaging while protecting the content from contamination. In France, the aerosol industry became widely mobilized with a view to introducing varnishes to replace Polyamideimide (a NMP-based solvent), used in many types of aerosol packaging to limit interactions between certain formulations and aluminum. The French Aerosols Committee quickly took the initiative of coordinating a working group including, in particular, aerosol marketers, can manufacturers and varnish formulators. This made 18 Spray October 2013
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