Polyglycol-based degradable materials refers to polyglycol-based preparation of degradable materials in nature and soil and / or sand and other conditions, and / or specific conditions or anaerobic digestion conditions or aqueous culture solution, Degradation is caused by the action of microorganisms present in nature, and ultimately degraded completely into carbon dioxide or / methane, water and its elements contained in the mineralization of inorganic salts, as well as new biomass of plastics.