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lchpy(½ð±Ò+1): thanks for your information 2011-11-15 08:31:36
gllym0216(½ð±Ò+1): 2011-11-15 10:26:19
lchpy(½ð±Ò+1): thanks for your information 2011-11-15 08:31:36
gllym0216(½ð±Ò+1): 2011-11-15 10:26:19
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3Â¥2011-11-15 10:26:50
ludahai2008
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xjajx(½ð±Ò+1): 2011-11-15 15:22:01
gllym0216(½ð±Ò+3): 2012-01-04 10:15:31
xjajx(½ð±Ò+1): 2011-11-15 15:22:01
gllym0216(½ð±Ò+3): 2012-01-04 10:15:31
| ¸ù¾ÝÎÒ×öÄÉÃ×»ìÐü¼ÁµÄ¾ÑéÀ´¿´£¬PVPÔÚÕâÀïÃæ³äµ±µÄÊÇÒ»ÖÖÎȶ¨¼ÁµÄ½ÇÉ«£¬¾ÍÊÇÒÖÖÆÄÉÃ׿ÅÁ£Á£¾¶µÄÔö³¤£¬ÎÒ×ö¹ý²»Í¬Å¨¶ÈµÄÎȶ¨¼Á¶ÔÁ£¾¶µÄÓ°Ï죨µ«ÊÇû×ö¹ýPVP£©·¢ÏÖ£¬Ëæ×ÅÎȶ¨¼ÁŨ¶ÈµÄÔö¼Ó£¬Á£¾¶»á½µµÍ£¬ÕâÖ÷Òª¸úÄãµÄÎȶ¨¼ÁµÄÖÖÀàºÍÐÔÖÊÓйأ¬Òª½âÊ͵ģ¬ÓÐÈýÖÖ£¬Á¢ÌåÎȶ¨£¬¾²µçÎȶ¨ºÍÁ¢Ìå¾²µçÎȶ¨¡£Äã¿´Ò»ÏÂÎÄÏ×ÄãµÄÎȶ¨¼ÁÊÇÄÄÖÖ£¬Ïà¶ÔӦһϼ´¿É¡£ |

4Â¥2011-11-15 11:11:22
nanotio2
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5Â¥2011-11-15 19:40:32
xbg2080
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yingli09(½ð±Ò+2): 2011-11-16 09:35:37
gllym0216(½ð±Ò+2): 2012-01-04 10:15:43
|
PVP should be surfactant which can anchor onto the surface of nanoparticles by the coordination of N atom and metal in your system. Much more surfanct you add, much more surfactant molecules on the surface of nanoparticles. That means it will increase the repulsion force by steric hindrance effect and decrease the probability of agglomeration. Overall, more addition of PVP leads to the narrow PSD. |
6Â¥2011-11-16 09:33:36
zhouwenhui2000
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½ð¹âÉÁÉÁ2010(½ð±Ò+1): 2011-11-24 20:06:42
gllym0216(½ð±Ò+1): 2012-01-04 10:15:49
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7Â¥2011-11-16 09:37:14
kongjzh
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½ð¹âÉÁÉÁ2010(½ð±Ò+1): 2011-11-24 20:06:48
½ð¹âÉÁÉÁ2010(½ð±Ò+1): 2011-11-24 20:06:48
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ÔÙÕý³£²»¹ýÁË Èç¹û½ðÊôÄÉÃ׿ÅÁ£µÄÁ£¾¶Ëæ×ÅPVPŨ¶ÈµÄÔö´ó¶øÔö´ó ÄǾÍÓп´Í·ÁË |
8Â¥2011-11-16 12:57:38
wuwenbin476
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9Â¥2011-11-24 10:21:43
nellie808
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½ð¹âÉÁÉÁ2010(½ð±Ò+1): 2011-11-24 20:07:08
½ð¹âÉÁÉÁ2010(½ð±Ò+1): 2011-11-24 20:07:08
| PVP¿ÉÒÔ×ö·Ç½ðÊôÄÉÃ×Á£×ӵķÖÉ¢¼ÁºÍÎȶ¨¼ÁÂ𣿠|
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