tetra pak today announces the launch of the industry&rsquos first carton made entirely from plant based, renewable packaging materials. the new tetra rex® carton will be the first in the market to have biobased lowdensity polyethylene ldpe films and biobased highdensity polyethylene hdpe caps, both derived from sugar cane, in addition to forest stewardship council fsc &trade certified paperboard.&ldquoenvironment excellence is one of tetra pak&rsquos strategic priorities and a driver of our product development activities,&rdquo said charles brand, vp marketing & product management at tetra pak. &ldquotogether with suppliers, customers and other stakeholders, we are leading the industry towards 100 renewable packaging. we believe that increasing the renewable content of our packages is not only good for the environment, but also offers our customers a competitive advantage in the overall environmental profile of their products.&rdquodeveloped in partnership with braskem, one of the world&rsquos leading biopolymers producers, the new tetra rex package will be commercially available in early 2015. tetra pak customers using the standard 1 litre tetra rex with twistcap oso 34 can easily transfer to the new version without the need for any additional investment or modification to their existing filling machines