申请人:Araujo Da Silva José
公开号:US20130131279A1
公开(公告)日:2013-05-23
The present invention relates to a modified polymer obtained by grafting of a compound comprising at least one group Q and at least one group A, bonded together by at least, and preferably, one “spacer” group Sp in which:
Q comprises a dipole containing at least, and preferably, one nitrogen atom, capable of being grafted onto the polymer chain by [1,3]-dipolar cycloaddition,
A comprises an associative group comprising at least one nitrogen atom,
Sp is an atom or a group of atoms forming a bond between Q and A.
本发明涉及一种改性聚合物,其通过将至少具有一个Q基团和至少一个A基团的化合物进行嫁接而得到,这些基团由至少一个,而且最好是一个“间隔”基团Sp连接在一起,其中:Q包括至少一个偶极子,其中至少有一个氮原子,可以通过[1,3]-偶极环加成反应嫁接到聚合物链上,A包括至少一个氮原子的关联基团,Sp是连接Q和A之间的一个原子或一组原子。