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含磷和氮大分子膨胀型阻燃剂及其制备方法
inventor/creator:方征平, 宋平安, 郭正虹
Paten number/application number:ZL 2007 1 0164764.4
application/authorized announcemen date:2010.2.3
brief introduction:

含磷和氮大分子膨胀型阻燃剂及其制备方法