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一种高强度耐热聚苯乙烯系复合交联微球材料及其制备方法
Date:2019-10-23 Hits:Type of Patent:发明
State of Patent:已失效
Authorization number:201210294335.X
Service Invention or Not:no
Application Date:2012-08-17
Authorization Date:2014-07-16
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