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¢Ù Uncoated polystyrene particles bear negative charges, which can be related to the presence of sulfate groups that originate from the use of the persulfate initiator during emulsion polymerization. ¡¾Õâ¶Î»°ÖÐÎÄÒâ˼ÄÜÀí½â£º¾ÍÊÇPS±½ÒÒÏ©Ê÷Ö¬Äܹ»³ÐÊܸºµçºÉ£¬Òò´ËÄܹ»ºÍÁòËá¸ù»ùÍÅ·´Ó¦¡ª¡ªÁòËá¸ù´ø¸ºµç¡¿ ¢Ú Because the PS cores bear a negative charge, the first layer was made of PVP.(PVP/PSS) multilayers were prepared by alternating adsorption of PVP and PSS onto the surface of PS microparticles from 2mg mL-1 polyelectrolyte solutions in 0.2 M NaCl. ¡¾µ«ÊÇÁíÍâһƪÎÄÕÂÖоͲ»Àí½âÁË£ºÍ¬ÑùÒ²ÊÇÄܳÐÊܸºµçºÉµÄ±½ÒÒÏ©Ê÷Ö¬£¬ÏȺÍPVP·´Ó¦³É²ã£¬µ«ÊÇPVPÊÇ4-vinylpyridine hydrochloride°¡£¬ ËÄÒÒÏ©»ùßÁवÄÂÈÑΣ¬ËÄÒÒÏ©»ùÓ¦¸Ã´øÕýµçºÉ°¡£¿Ôõô»ØÊÂÄØ£¿Ð»Ð»Ö¸½Ì¡¿ |
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- ×¢²á: 2006-03-26
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2Â¥2010-03-04 19:03:52
ashao
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- Ìû×Ó: 2194
- ÔÚÏß: 193Сʱ
- ³æºÅ: 230992
- ×¢²á: 2006-03-26
- ÐÔ±ð: GG
- רҵ: Ó¦Óø߷Ö×Ó»¯Ñ§ÓëÎïÀí
3Â¥2010-05-11 16:45:58
ashui001
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- ×¢²á: 2007-04-10
- ÐÔ±ð: GG
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ashao(½ð±Ò+3):ллָ½Ì£¬²»ºÃÒâ˼¸Õ¸Õ¿´µ½re 2010-07-15 15:19:01
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4Â¥2010-05-11 19:10:03
ashao
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- ×¢²á: 2006-03-26
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5Â¥2010-07-15 15:22:33
hsingyu
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6Â¥2013-10-31 17:01:29
ashao
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- Ìû×Ó: 2194
- ÔÚÏß: 193Сʱ
- ³æºÅ: 230992
- ×¢²á: 2006-03-26
- ÐÔ±ð: GG
- רҵ: Ó¦Óø߷Ö×Ó»¯Ñ§ÓëÎïÀí
7Â¥2013-11-01 08:04:55
hsingyu
ľ³æ (ÕýʽдÊÖ)
- Ó¦Öú: 35 (СѧÉú)
- ½ð±Ò: 2535.6
- É¢½ð: 1123
- ºì»¨: 8
- Ìû×Ó: 610
- ÔÚÏß: 774.3Сʱ
- ³æºÅ: 1370877
- ×¢²á: 2011-08-17
- ÐÔ±ð: GG
- רҵ: ÉúÎï²ÄÁÏ

8Â¥2013-11-01 09:22:34














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