可生物降解包装材料及其技术进展塑料工业在２１世纪将由以石油为基础转向包括植物淀粉和发酵副产品等基础更大的多种原料。用于包括橡胶和纸张等工业材料的植物体，其数量在今后的３年中估计将增加５００多万吨。就包装材料（美国塑料最大的应用领域）而言，可生物降解包... Biodegradable Packaging Materials and Their Technological Advances The plastics industry in the 21st century will shift from an oil-based diversification to a wider range of raw materials based on plant starch and fermentation by-products. Plants used for industrial materials including rubber and paper are estimated to increase by more than 5 million tons over the next three years. In terms of packaging materials (the largest US plastics applications), biodegradable packs ...