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Ŀǰ£¬ºÏ³ÉÊáÐξۺÏÎïµÄ³£Ó÷½·¨ÓÐżÁª·¨¡¢Òý·¢·¨ºÍ´óµ¥Ìå·¨ ÕâÈýÖÖ·½·¨µÄÓ¢ÎÄд·¨ÊÇʲô£¿ »¹ÓÐÒ»¸ö £¨ÈÜÒºÖз´Àë×ÓŨ¶ÈÓëÀ©É¢²ãºñ¶ÈµÄ¹ØÏµ£© Õâ¾ä»°µÄ·Ò룬 ´Ë¾ä»°µÄÀ´Ô´Îª£ºÓɽºÌåÁ£×ÓµÄË«µç²ã½á¹¹¿ÉÖª£¬·´Àë×ÓµÄŨ¶ÈÔÚ½ºÁ£±íÃæ´¦×î´ó£¬²¢ÑØ×ŽºÁ£±íÃæÏòÍâµÄ¾àÀë³ÊµÝ¼õ·Ö²¼,×îÖÕÓëÈÜÒºÖÐÀë×ÓŨ¶ÈÏàµÈ [ Last edited by tanshubo2005 on 2008-6-12 at 08:09 ] |
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lm_nudt
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1¡¢ The result was lower by urease coupling method compared with conductometry. Regressive analysis was y = 1.03 ¡À 0.23, However, there was a good interrelationship between them(¦Ã = 0. 9956) . øżÁª·¨²â¶¨½á¹û±Èµçµ¼ËÙÂÊ·¨µÍ,»Ø¹é·ÖÎöy=1.03¡À0.23; 2¡¢ The synthesis of super absorbent polymer by graft copolymerizing starch and acrylic acid initiated by oxidative-reductive initiator Ñõ»¯¡ª»¹ÔÒý·¢·¨ºÏ³Éµí·Û½ÓÖ¦±ûÏ©Ëá¸ßÎüË®ÐÔÊ÷Ö¬ 3¡¢By radical solution co-polymerization of macromonomer NPEO-MA with different monomers, amphiphilic graft copolymer polystyrene- graft-nonylphenoxy-poly(ethylene oxide) (PS-g-NPEO) and poly (methyl methacrylate)-graft-nonylphenoxy-poly(ethyleneoxide)(PMMA-g- NPEO) have been synthesized. By precoating evaporating method, amphiphilic graft copolymer film was prepared from different solvents or mixing solvents on PET or BOPP matrix. ±¾ÂÛÎIJÉÓôóµ¥Ìå·¨ºÏ³ÉÁËÁ½Ç×½ÓÖ¦¹²¾ÛÎïPS-g-NPEOºÍPMMA-g- NPEO,ÀûÓÃÁ½Ç×½ÓÖ¦¹²¾ÛÎïµÄ²»Í¬ÈÜÒº³ÉĤ,¸Ä±äÖýĤÌõ¼þµÃµ½ÁËһϵÁоßÓв»Í¬½á¹¹µÄ¹²¾ÛÎïĤ¡£ [ Last edited by lm_nudt on 2008-6-11 at 23:13 ] |
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