Biopolymer Network

Commercially Inspired

Every once in awhile, a new technology, an old problem,
and a big idea turn into an innovation.

Dean Kamen

Utilising NZ’s resources BPN’s research has been focused on meeting the growing global consumer demand for green sustainable products. We source environmentally responsible alternatives from sustainably sourced plant-derived material using natural extraction processes with scientifically proven functionality.



Bean Bag Fill

EcoBeans – Big Balls for Bean Bags

Made from sustainable plant material with no petrochemicals using our ZealaFoam® technology developed right here in New Zealand.  With natural durable support our large EcoBeans hold their shape for longer make it easy to fill bean bags - no waste or hassles with cleaning up or disposal. EcoBeans can be safely burnt or disposed of through industrial composting.

Click here to order your supplies from our distributor Friendlypak.

Click here to download more information.



Sustainable Packaging

ZealaFoam ®

Polystyrene foam is widely used in packaging with some key advantages – it is low cost, light weight, has excellent insulating and impact resistant properties and these attributes have  led to huge demand – global production is over 5 million tons.

However it is a petroleum derived plastic and it does have limited end of life options, leading a number of countries to introduce legislation to either limit or penalise the use of polystyrene.  As consumer demand grows for a more responsible approach and a reduction in the use of petrochemicals, a global search is underway for more sustainable alternatives for single use packaging. 

BPN’s ZealaFoam® is a revolutionary new technology manufactured from sustainable plant material which can be industrially biodegraded, is a functional alternative to polystyrene in a broad variety of solutions Read more


EcoBeans for Loose Fill

BPN’s EcoBeans make great loose fill packaging. Made from ZealaFoam® these balls pour easily into boxes supporting and cushioning your products during transportation.  When you’re finished with them they can be burnt or industrially composted.