本文针对1999-2016年我国外墙保温材料领域专利进行统计分析，得出该领域专利申请的年度趋势、地区分布及主要专利权人的竞争实力，研究分析行业特征及其存在问题，为我省外墙保温材料领域的发展提供依据与借鉴。

This paper makes a statistical analysis of the patents in the field of exterior wall insulation materials in China from 1999 to 2016, obtains the annual trend, regional distribution and the competitive power of the main patentees in this field, and studies and analyses the characteristics of the industry and its existing problems. This paper provides basis and reference for the development of exterior wall insulation materials in Gansu Province.

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