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对国内外生物可降解材料聚乳酸在包装应用领域的公开专利进行具体分析,发现呈现3个特点,即专利数量:国内外相距甚远,日本独占鳌头;专利领域:制备与应用并举,包装容器与层状产品最热;专利申请人:我国唯一企业初探,国外知名企业并进;并据此提出我国生物可降解材料聚乳酸在包装领域应用的发展对策。
Domestic and foreign biodegradable materials, polylactic acid in the field of packaging applications for patent analysis and found that there are three characteristics, namely, the number of patents: far away from home and abroad, Japan champion; Patent areas: the preparation and application of both, packaging containers and The hottest layered products; patent applicants: the first exploration of the only Chinese enterprises, well-known foreign companies go hand in hand; and accordingly proposed our country biodegradable polylactic acid in the packaging area of application of development strategies.