Smithers forecasts global functional additive sales for plastic packaging to increase to $2.3 billion and global barrier coatings to $2.4 billion pr011 May 15 / 2020 Tags protect and optimise product shelf life reduce the need for preservatives Read more about Smithers forecasts global functional additive sales for plastic packaging to increase to $2.3 billion and global barrier coatings to $2.4 billion