Some PET bottle resins tend to yellow more than others when recycled, especially those containing multiple layers. One expert has offered a solution: Incorporate them into a stream used for amber-colored plastics.
Some PET bottle resins tend to yellow more than others when recycled, especially those containing multiple layers. One expert has offered a solution: Incorporate them into a stream used for amber-colored plastics.
Kelly Semrau, SC Johnson
For years, the plastics recycling sector has aimed to keep plastic film out of curbside bins and carts, in an effort to both keep the material clean and avoid the well-documented problems bags and other items cause at recycling facilities.
For compounders, buying cheaper regrind may be an attractive option, but the additional contamination can also mean higher processing costs. A case study shows how Aaron Industries reduced those costs and boosted throughputs by installing a continuous melt filter system.
French company Carbios has developed an enzyme-based recycling technology, which breaks down PET into monomers that can be used to create new plastic. Continue Reading
Developments tied to China’s ongoing import crackdown grabbed readers’ attention last month. Other popular stories included a look at Ziploc’s curbside hopes and an analysis of bale yield trends.
Meal kits delivered straight to your doorstep are marketed as providing fresh, healthful food in a convenient way. But they also contain a lot of non-recyclable packaging, much of which carries problematic labeling.
The recent decrease in crude oil prices to the lowest levels since August 2016 is already affecting prices for aromatic petrochemicals such as benzene, as well as the plastics derived from them.
The location of the planned PS foam recycling facility adjacent to an existing bromine recovery unit in Terneuzen, Netherlands.
European groups are backing an initiative to recycle polystyrene materials containing a banned flame retardant. They recently reported key progress in their effort.
