| ²é¿´: 764 | »Ø¸´: 5 | ||
ÐÁ°Í¹éÀ´½ð³æ (СÓÐÃûÆø)
·ÇÄã²»°®Ð¡ÎÑ
|
[ÇóÖú]
ÄÄλ¸ßÈ˰ïÎÒ·Ò»ÏÂo(¡É_¡É)o
|
|
After 180 min, the reaction mixture was immediately filtered through Whatman filter paper no. 41. The residue was dried in vacuum oven at 70¡æ. The dry residue was then made free from homopolymer by exhaustive extraction with hot N,N-dimethyl formamide for 20-24 h till the supernatant layer showed no precipitation of poly(methacrylonitrile) with water, a precipitant used in the present work. ×ÖÃæÒâ˼¶¼¶®£¬Ï£ÍûÓнøÒ»²½µÄÏêϸ˵Ã÷£¡ |
» ²ÂÄãϲ»¶
269Çóµ÷¼Á
ÒѾÓÐ4È˻ظ´
Ò»Ö¾Ô¸ºÓ±±¹¤Òµ´óѧ0817»¯¹¤278·ÖÇóµ÷¼Á
ÒѾÓÐ7È˻ظ´
Ò»Ö¾Ô¸211 ³õÊÔ270·Ö Çóµ÷¼Á
ÒѾÓÐ5È˻ظ´
265Çóµ÷¼Á
ÒѾÓÐ10È˻ظ´
327Çóµ÷¼Á
ÒѾÓÐ3È˻ظ´
²ÄÁÏרҵÇóµ÷¼Á
ÒѾÓÐ9È˻ظ´
291Çóµ÷¼Á
ÒѾÓÐ7È˻ظ´
070300»¯Ñ§Çóµ÷¼Á
ÒѾÓÐ8È˻ظ´
²ÄÁÏר˶ӢһÊý¶þ306
ÒѾÓÐ8È˻ظ´
Çë½ÌÏ´ó¼Ò 2026Äê¹ú¼Ò»ù½ðÉêÇëÊÇ˫äÉóÂð£¿
ÒѾÓÐ4È˻ظ´
» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:
ÇóÖúFTIR¸ßÈ˰ïÎÒ¿´Ò»Ï¾ۺÏÎïµÄºìÍâͼÆ×£¬¹òÇó£¡
ÒѾÓÐ6È˻ظ´
ÇóÖú ÄÄλ¸µÀïÒ¶ºìÍâ¸ßÈ˰ïæ¿´Ò»ÏÂÎҵĺìÍâͼÆ×
ÒѾÓÐ18È˻ظ´
ÄÄλ¸ßÈËÄܰïÎÒ¿´¿´Õâ¸öÉó¸åÒâ¼ûÊÇʲôÒâ˼£¿
ÒѾÓÐ11È˻ظ´
ÇóÖúÄÄλ¸ßÈËÎÒ°ï·ÖÎöÏÂÕâ¸öXRD
ÒѾÓÐ12È˻ظ´
Çë¸÷λ¸ßÈ˰ïÎÒ¿´¿´Íâµ¼¸øÎÒµÄÓʼþ£¬ÁíÍâÖ¸µãÒ»ÏÂÎÒÐèÒªÏòËûҪʲô²ÄÁÏ£¬Ð»Ð»Ð»Ð»
ÒѾÓÐ10È˻ظ´
¸ßÈ˰ïÎÒ¿´Ò»Ï£¬ÊDz»ÊÇÇè»ùË®½âµôÁË
ÒѾÓÐ9È˻ظ´
¡¾ÇóÖú¡¿Çë¸ßÈ˰ïÎÒ½âÊÍÒ»ÏÂÕâ¸öÏÖÏó¡£
ÒѾÓÐ10È˻ظ´
¡¾ÇóÖú¡¿¸÷λXRD¸ßÈË£¬°ïÎÒ·ÖÎöÒ»ÏÂXRDÆ×ͼߣ¡
ÒѾÓÐ14È˻ظ´
¡¾ÇóÖú¡¿¼±£¡Çë¸ßÈ˰ïÎÒ¿´¿´ÎÒµÄGPC ͼ
ÒѾÓÐ26È˻ظ´
¡¾ÇóÖú¡¿Çó¸ßÈ˸ø·ÖÎöÒ»ÏÂÈý·½ÏàµÄxrd£¬°ïÎÒËãËã¾§°û²ÎÊý°¡,×Ô¼º²»ÔÚÐÐÕâ¸ö°¡£¬ÔÞÖú50
ÒѾÓÐ8È˻ظ´
¡¾ÇóÖú¡¿Çë¸ßÈ˰ïÎÒ·Ò»ÏÂÕâ¶ÎͼƬÀïµÄÈÕÓ·Ç³£¸Ðл£¡£¡
ÒѾÓÐ4È˻ظ´

yjk2008
ÖÁ×ðľ³æ (Ö°Òµ×÷¼Ò)
- Ó¦Öú: 18 (СѧÉú)
- ½ð±Ò: 13261.1
- ºì»¨: 6
- Ìû×Ó: 4255
- ÔÚÏß: 111.1Сʱ
- ³æºÅ: 444506
- ×¢²á: 2007-10-27
- ÐÔ±ð: GG
- רҵ: ¸ß·Ö×Ӻϳɻ¯Ñ§

2Â¥2011-06-28 08:20:57
lyf88
ľ³æ (ÕýʽдÊÖ)
- Ó¦Öú: 2 (Ó×¶ùÔ°)
- ½ð±Ò: 3685.3
- É¢½ð: 7
- ºì»¨: 1
- Ìû×Ó: 813
- ÔÚÏß: 166.1Сʱ
- ³æºÅ: 1150783
- ×¢²á: 2010-11-19
- רҵ: ¸ß·Ö×Ó²ÄÁϽṹÓëÐÔÄÜ
3Â¥2011-06-28 11:41:23
qiuxuesha
Òø³æ (СÓÐÃûÆø)
- Ó¦Öú: 1 (Ó×¶ùÔ°)
- ½ð±Ò: 197.7
- ºì»¨: 2
- Ìû×Ó: 164
- ÔÚÏß: 28.8Сʱ
- ³æºÅ: 163215
- ×¢²á: 2006-01-11
- ÐÔ±ð: GG
- רҵ: ¸ß·Ö×Ӻϳɻ¯Ñ§
4Â¥2011-06-30 12:43:29
root1697
ľ³æ (ÕýʽдÊÖ)
- Ó¦Öú: 13 (СѧÉú)
- ½ð±Ò: 2883.8
- É¢½ð: 12
- ºì»¨: 2
- Ìû×Ó: 468
- ÔÚÏß: 308.2Сʱ
- ³æºÅ: 583117
- ×¢²á: 2008-07-25
- רҵ: ÓлúºÏ³É
5Â¥2011-06-30 13:08:21
root1697
ľ³æ (ÕýʽдÊÖ)
- Ó¦Öú: 13 (СѧÉú)
- ½ð±Ò: 2883.8
- É¢½ð: 12
- ºì»¨: 2
- Ìû×Ó: 468
- ÔÚÏß: 308.2Сʱ
- ³æºÅ: 583117
- ×¢²á: 2008-07-25
- רҵ: ÓлúºÏ³É
6Â¥2011-06-30 13:11:26













»Ø¸´´ËÂ¥