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. ÎÒÑ¡ÔñÁËÒ»¸ö±êÌâºÍÒ»¸ö¾ä×Ó ÀïÃæ¶¼°üº¬pendantÕâ¸ö´Ê ¹©´óÏÀ½áºÏ±³¾°²Î¿¼ лл£¡ 1£©±êÌ⣺Evidence for pendant AAm units in BIS gels 2£©¾ä×Ó£ºTherefore, we would expect that a pendant double bond of BIS in the gel network would undergo a similar degradation ÁíÍ⻹ÓÐÒ»¾äÐèÒªÇë½Ì£º Although the amount of AAm released from the polymer can be as high as 50 ppm per polymer repeat units for a brominated gel, it is still only the release of a few molecules,not a unzipping of the polymer backbone, as only one AAm was released from every 20,000 repeat units. [ Last edited by ÖìÀöÄÈguilai on 2010-5-19 at 17:45 ] |
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liufangjing
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