Isotactic polypropylene (iPP), the number-two commercial polymer, was known for decades to adopt three crystalline forms, α, β, and γ, and in the past decade a fourth form, δ, was identified. Now, a ...

Polypropylene is once again being considered to be "widely recycled" by an on-package recycling information system that had previously downgraded the material. How2Recycle, a Sustainable Packaging ...

Consumer packaging company Berry Plastics Group, Evansville, Ind., and Preserve, a producer of recycled-content plastic plates and toothbrushes, have launched a marketing partnership that targets the ...

VTT Technical Research Centre of Finland, Helsinki, has completed a successful pilot thermoforming a foam-formed, cellulose-based material into rigid 3D packaging. It offers a sustainable alternative ...