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2ÔÂ8ºÅͶma£¬×òÌì»ØÀ´½á¹û¡£Ò»¸öÉó¸åÈ˾ܣ¬Ò»¸öÉó¸åÈË˵СÐÞ¡£ ÏëÇë½ÌÏ£¬½«µÚÒ»¸öÉó¸åÈË˵µÄ²»×ãµÄµØ·½²¹Ò»Ï£¬°ÑÊý¾Ý±íÖ¤µÃƯÁÁµã£¬¸Ã¸ÄµÄµØ·½¸Äһϣ¬ÊÇ·ñ¿ÉÒÔÔÙͶma? 2¸öÉó¸åÈ˵ÄÒâ¼ûÈçÏ£º Reviewer(s)' Comments to Author: > Reviewer: 1 > > Recommendation: Publish as is, or with minor revisions as > noted. > > Comments: > The paper is generally interesting. I do not have any > serious issues. It should be published with minor > changes. Some typographical errors need to be > corrected. For example, on page 6 (line 48) > ¡®leaving¡¯ needs to be changed to ¡®living¡¯. > Other queries are as follows: > 1) In section¡ ¡°Synthesis of > starch-based xanthate agent ¨C Authors state that the > ¡°reaction mixture was allowed to react for 24 > hrs.¡± It is not clear if that was at 100C or at room > temperature? > It is not clear how the films were prepared for the contact > angle. Were they conditioned at ASTM conditions or > were they bone dry? The contact angle will certainly > be dependent on the condition of the films. > > > Additional Questions: > Do these findings represent a significant advance in the > polymer field?: Yes > > Please rate the overall quality and clarity of the > manuscript: Good > > Are the conclusions adequately supported by the data?: Yes > > Reviewer: 2 > > Recommendation: Do not publish. > Comments: > The manuscript by Lu et al on the synthesis of starch > derivatives is potentially very interesting. However, I feel > that it has too many analytical gaps to be suitable for > synthesis in Macromolecules. > The weak point of the manuscript is the analysis of the > polymer prepared. > The authors only showed the increase of the molecular > weight in Figure 4, but this is not sufficient to prove the > livingness of the system. The high PDIs suggest already that > the polymerization is not perfect. The GPC curves should be > displayed to show the shape (and potential formation of high > molecular weight products). In addition, it is common > procedure to cleave the arms from the backbone to confirm > that the molecular weight of the arm is close to the > theoretical value. > Other comments: > Scheme 1: The authors should consider that two products are > formed when adding on to the double bond. I don¡¯t think it > has an effect on the polymerization though. > Figure 2: There is a CH2 group missing in the structure of > the NMR shown. The missing group is also not assigned > I recommend showing the NMR of the hydrolyzed product to > confirm that all the groups have been hydrolyzed. FT-IR > analysis is only complementary > Unfortunately, I cannot recommend publication this time, > but I recommend the authors to spend more time on further > investigations. This could be potentially nice work µÚ¶þ¸öÉó¸åÈË×îºóÒ»¾ä»°ÊÇ·ñ¿ÉÒÔÀí½âΪÈç¹ûÔÙ²¹È«Êý¾Ý£¬°ÑÊý¾Ý×ö¸üƯÁÁ¿ÉÒÔÔÙͶmaÊÔÊÔ£¿ Ï£ÍûÓоÑéµÄ³æÓѸøÐ©½¨Ò飬Íò·Ö¸Ðл¡£ PS: ±à¼µÄÒâ¼ûÊǾܾø.±à¼²ÉÄÉÁ˵ڶþ¸öÉó¸åÈ˵ÄÒâ¼û. [ Last edited by snailove on 2010-3-16 at 23:09 ] |
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2Â¥2010-03-16 13:08:12
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