申请人:Deshpande Girish Nilkanth
公开号:US20110251395A1
公开(公告)日:2011-10-13
The invention relates to compounds of the structure of formula I and II:
where X is selected from the group consisting of O, S and NH; Y, A and B are independently selected from the group consisting of N and CH; D, E and F are independently selected from the group consisting of CH, N, O and S; the symbol
represents a single or a double bond; and R
1
, R
2
and R
3
are independently selected from the group consisting of H, electron withdrawing groups and electron releasing groups. In other embodiments, the compounds are used as oxygen scavengers and in barrier compositions and articles.
该发明涉及结构为公式I和II的化合物:其中X从O、S和NH组成的群体中选择;Y、A和B从N和CH组成的群体中独立选择;D、E和F从CH、N、O和S组成的群体中独立选择;符号代表单键或双键;R1、R2和R3从H、电子吸引基团和电子释放基团组成的群体中独立选择。在其他实施方式中,这些化合物被用作氧清除剂,以及在屏障组合物和制品中使用。