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petrocatal
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mengchuncai1(½ð±Ò+30): 2010-11-04 08:16:51
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ÕÕÄãµÄÒâ˼£¬¿ÉÒÔÈçÏ·Ò룬 In the paper, TG / DSC curves of the natural rubber and natural rubber conjunct with carbon black was studied by the method of thermal analysis, and the thermal kinetic method was uilized to verify the analysis result of the DSC curves. It was found that the data of TG / DSC thermal analysis to the conjunct is well fitted with the macroscopical data. In addition, the average active energy is required higher for the decomposion of the mixture, as compared with that of pure natural rubber. The disassembled active energy of the conjunct prepared by the refined method is higher than that of the mixtures synthesized by the solvent method. Such results is consistent to that of the DSC curve analysis. |

3Â¥2010-11-04 01:35:26
200204121
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mengchuncai1(½ð±Ò+30): 2010-11-04 08:16:56
| In this paper, thermal analysis of the natural rubber and carbon black conjugates TG / DSC curves, application of the DSC curves of thermal analysis kinetics analysis results show that the results showed that: TG / DSC thermal analysis curves of carbon black and natural rubber mixture analysis, results consistent with the macro data; and adding carbon black natural rubber after the decomposition of the average activation energy required for the activation energy lower than that of natural rubber, prepared by mixing a mixture of carbon black and rubber decomposition than the activation energy required for solvent mixture prepared by decomposition of the high activation energy required. The DSC curve analysis and consistent with the results. |
2Â¥2010-11-03 22:40:25
petrocatal
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- ·ÒëEPI: 134
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- ½ð±Ò: 3436.6
- ºì»¨: 1
- Ìû×Ó: 959
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- ³æºÅ: 557856
- ×¢²á: 2008-05-13
- ÐÔ±ð: GG
- רҵ: Óлú»¯¹¤
mengchuncai1(½ð±Ò+60, ·ÒëEPI+1): 2010-11-04 08:16:41
|
ʵ¼ÊÉÏ£¬Ò»°ãÕªÒªÖУ¬TG / DSC curves Óë thermal analysis ÓеãÖØ¸´¡£ ʵ¼ÊÄãµÄÒâ˼ÊÇÈÈ·ÖÎöµÄ½á¹ûÓëºê¹Û»ò¶¯Á¦Ñ§½á¹ûÏà¶Ô±È£¬ËùÒÔÄãµÄÖÐÎÄÕªÒª¶¼Ð´µÄÓŵãÎÊÌ⣡¶øÇÒÄãµÄºê¹ÛÊý¾ÝÊÇʲô£¿ÊÇÖ¸´ó¹æÄ£Ï𽺵ķֽ⣿Óе㲻Ã÷È·£¿ °´ÕÕÎÒµÄÏë·¨£¬½ö¹©²Î¿¼¡£ In the paper, decompostion process of the natural rubber conjunct with carbon black was studied by the method of thermal analysis, and the thermal kinetic method was uilized to verify the analysis result of the DSC curves. It was found that the data of TG / DSC thermal analysis to the conjunct is well fitted with the macrol data. In addition, the average active energy is required higher for the decomposion of the mixture, as compared with that of pure natural rubber. The disassembled active energy of the conjunct prepared by the refined method is higher than that of the mixtures synthesized by the solvent method. Such results is consistent to that of the DSC curve analysis. |

4Â¥2010-11-04 01:42:49













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