Biodegradable plastic additive manufacturer: BioSphere Plastic LLC manufacturers, owns and holds a patent pending technology to enhance the biodegradation of polymers by addition of additives. The company was formed in 2012 to offer cost affordable environmental solutions to the plastic industry. Currently BioSphere manufactures their product in liquid, powder and pelletized master batch forms. The company is driven to provide the lowest cost solution in the biodegradable additive marketplace. BioSphere biodegradable plastic additives are tailored to work in all major polymers like polyethylene, polypropylene, polystyrene, PET, ABS and other polymers whether speciality or commodity. BioSphere is located in Portland, OR with warehousing in Portland, OR 15 miles from both the Portland Airport and the Sea-Port of Portland.