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US 11,453,756 B1Granted
Oxo-biodegradable expanded polystyrene
AssigneePlastilite Corporation
InventorsJon Ehly, Jacob Martinez
Life of this patent
Estimating the term…
Abstract
A method for producing an oxo-biodegradable expanded polystyrene (EPS) product is disclosed. In embodiments, the method includes: providing a volume of polystyrene; providing a volume of one or more chemical additives; combining the volumes of polystyrene and one or more chemical additives to form a mixture; and expanding the mixture into an oxo-biodegradable expanded polystyrene (EPS) product.
Claims17
A method for producing an oxo-biodegradable expanded polystyrene (EPS) product, comprising:
- providing a volume of polystyrene;
- providing one or more additives;
- combining the volume of polystyrene and the one or more additives to form a mixture, wherein the one or more additives are present, cumulatively, in an amount of 1 to 5% by weight of the mixture;
- and
- expanding the mixture into an oxo-biodegradable expanded polystyrene (EPS) product,
- wherein the one or more additives, being the 1 to 5% by weight of the mixture, includes at least one of zinc ferrite, or mixed metal oxide.
3 more elements
An oxo-biodegradable expanded polystyrene (EPS) product formed by a process, the process comprising:
- providing a volume of polystyrene;
- providing one or more additives;
- combining the volume of polystyrene and the one or more additives to form a mixture, wherein the one or more additives are present, cumulatively, in an amount of 0.1 to 5% by weight of the mixture;
- and
- expanding the mixture into an oxo-biodegradable expanded polystyrene (EPS) product,
- wherein the one or more additives, being the 0.1 to 5% by weight of the mixture, includes at least one of zinc ferrite, or mixed metal oxide.
3 more elements
Dependencies are inferred from the claim text.