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´ÓͼÖпÉÒÔ¿´³ö¸´ºÏÌåϵÓë´¿PPSµÄÌØÕ÷·å´óÌåÏàͬ£¬1603cm-1£¬1571cm-1£¬1505cm-1ºÍ1469 cm-1Ϊ±½»·µÄ¹Ç¼ÜÕñ¶¯ÎüÊշ壬1180cm-1´¦ÎªC-SÉìËõÕñ¶¯¡£µ«µ±»·ÑõÊ÷Ö¬¼ÓÈëºó£¬ÔÚ1905 cm-1£¬1740cm-1£¬961 cm-1ºÍ811 cm-1´¦³öÏÖÁ˱½»·1£¬3λµÄÌØÕ÷ÎüÊÕ·å¡£¶ø811 cm-1´¦±½»·¶Ôλ·å·ÖÁѳö815 cm-1Ë«ÖØ·å£¬Õâ˵Ã÷ÔÚPPSÓë»·ÑõµÄÈÛÈÚ¹²»ì¹ý³ÌÖУ¬·¢ÉúÁ˽ÓÖ¦ÉõÖÁ½»Áª·´Ó¦£¬¶ø1£¬3λµÄÈ¡´ú½ÏÒ×½øÐС£´ËÍ⣬¹²»ìÌåϵÔÚ1225-1255 cm-1´¦´æÔÚ¶Û»¯µÄ±½ÃѼüÎüÊշ壬Õâ´æÔÚÁ½ÖÖÔ­Òò£º1£©PPS×ÔÉíµÄÑõ»¯£»2£©»·Ñõ»ùÍŲÎÓëÁË·´Ó¦¡£²»¹ý´ÓͼÖй۲ⲻµ½»·Ñõ»ùÍÅÔÚ915´¦µÄÕñ¶¯ÎüÊÕ·å¡£

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wolfpp365(½ð±Ò+1, ·­ÒëEPI+1): 2010-07-24 15:51:43
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2Â¥2010-07-24 00:47:16
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wolfpp365

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Originally posted by wolfpp365 at 2010-07-23 19:40:37:
´ÓͼÖпÉÒÔ¿´³ö¸´ºÏÌåϵÓë´¿PPSµÄÌØÕ÷·å´óÌåÏàͬ£¬1603cm-1£¬1571cm-1£¬1505cm-1ºÍ1469 cm-1Ϊ±½»·µÄ¹Ç¼ÜÕñ¶¯ÎüÊշ壬1180cm-1´¦ÎªC-SÉìËõÕñ¶¯¡£µ«µ±»·ÑõÊ÷Ö¬¼ÓÈëºó£¬ÔÚ1905 cm-1£¬1740cm-1£¬961 cm-1ºÍ811 cm-1´¦ ...

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4Â¥2010-07-24 15:53:12
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mxg-2005

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wolfpp365(½ð±Ò+5): 2010-07-24 20:06:35
wolfpp365(½ð±Ò+5, ·­ÒëEPI+1): 2010-07-25 09:42:07
´ÓͼÖпÉÒÔ¿´³ö¸´ºÏÌåϵÓë´¿PPSµÄÌØÕ÷·å´óÌåÏàͬ£¬1603cm-1£¬1571cm-1£¬1505cm-1ºÍ1469 cm-1Ϊ±½»·µÄ¹Ç¼ÜÕñ¶¯ÎüÊշ壬1180cm-1´¦ÎªC-SÉìËõÕñ¶¯¡£
From the figure £¬the characteristic peak of compound system is approximately the same as pure PPS,1603cm-1,1571cm-1,1505cm-1 and 1469 cm-1 is the frame vibration absorption peaks of benzene, 1180cm-1 is the C-S expansion vibration.
5Â¥2010-07-24 19:45:51
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mxg-2005

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wolfpp365(½ð±Ò+10): 2010-07-25 09:42:35
µ«µ±»·ÑõÊ÷Ö¬¼ÓÈëºó£¬ÔÚ1905 cm-1£¬1740cm-1£¬961 cm-1ºÍ811 cm-1´¦³öÏÖÁ˱½»·1£¬3λµÄÌØÕ÷ÎüÊÕ·å¡£
After the epoxy resin is added ,In 1905 1,1740 1,961 - cm - cm - 1 cm and 811 cm - 1 the characteristics of1,3- benzene integrated absorption peaks emerged .
6Â¥2010-07-24 20:23:03
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zerohead

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µ«µ±»·ÑõÊ÷Ö¬¼ÓÈëºó£¬ÔÚ1905 cm-1£¬1740cm-1£¬961 cm-1ºÍ811 cm-1´¦³öÏÖÁ˱½»·1£¬3λµÄÌØÕ÷ÎüÊÕ·å¡£¶ø811 cm-1´¦±½»·¶Ôλ·å·ÖÁѳö815 cm-1Ë«ÖØ·å£¬

For the sample modified with epoxy, the characteristic absorption peaks of the 1, 3 positions of benzene ring at the wavenumbers of 1905 cm-1, 1740 cm-1, 961 cm-1, and 811 cm-1 are found. Moreover, the 811 cm-1 band of benzene is split to form double peaks, and the wavenumber of the other peak is 815 cm-1.
7Â¥2010-07-24 21:03:31
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zerohead

½û³æ (Ö°Òµ×÷¼Ò)

wolfpp365(½ð±Ò+20): 2010-07-25 00:34:55
´ËÍ⣬¹²»ìÌåϵÔÚ1225-1255 cm-1´¦´æÔÚ¶Û»¯µÄ±½ÃѼüÎüÊշ壬Õâ´æÔÚÁ½ÖÖÔ­Òò£º1£©PPS×ÔÉíµÄÑõ»¯£»2£©»·Ñõ»ùÍŲÎÓëÁË·´Ó¦¡£²»¹ý´ÓͼÖй۲ⲻµ½»·Ñõ»ùÍÅÔÚ915´¦µÄÕñ¶¯ÎüÊÕ·å¡£

As shown in the FT-IR diagram of the compound, broadened absorption peak of diphenyl ether at 1225-1255 cm-1 can be found. There are two possible reasons: 1) the oxidation of the PPS; and 2) the participation of the epoxide group in the reaction. However, the vibrational absorption band of the epoxide group at 915 cm-1 is not exist.
8Â¥2010-07-24 21:04:44
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