甲苯甲醇烷基化制对二甲苯技术专利分析

Patent Analysis on Technology of the Alkylation of Toluene with Methanol to Para-Xylene

文章以甲苯甲醇制对二甲苯技术为研究对象,利用专利之星等权威专利数据库,完成专利的查全检索。采用由浅到深的分析思路对甲苯甲醇制对二甲苯技术的整体发展态势、专利布局和重点技术进行了分析,以期客观展现甲苯甲醇制对二甲苯技术的专利保护现状。分析表明,甲苯甲醇烷基化制对二甲苯技术专利申请集中在2009~2013年之间,其中2010年达到申请量最高值,大部分专利申请集中在中国石油化工股份有限公司,尤其是上海石化院。目前该领域技术专利申请已全面覆盖。

Based on the technology of the Alkylation of Toluene with Methanol to Para-Xylene, using the star of patent intelligence a collaboration platform, complete patent retrieval. The overall development situation, patent layout and key technology of the Alkylation of Toluene with Methanol to Para-Xylene are analyzed, in order to objectively show the patent protection status of xylene technology. Analysis shows that patent application of the technology of the Alkylation of Toluene with Methanol to Para-Xylene concentration between 2009-2013, including 2010 filings peak, most of the patent application is focused on the China Petroleum ＆ Chemical Corporation, especially in Shanghai petrochemical academy. At present, the technology patent application in this field has universal coverage.