A kinetic study of homogeneous bulk polymerization of ethyl methacrylate initiated by benzoyl peroxide and an N,N'-dimethylaniline redox pair

被引:0
作者
Senel, S
IsikYuruksoy, B
Guven, O
机构
来源
TURKISH JOURNAL OF CHEMISTRY | 1996年 / 20卷 / 01期
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O6 [化学];
学科分类号
0703 ;
摘要
The homogenous bulk polymerization of ethyl methacrylate (EMA) was studied using benzoyl peroxide (BPO) and an N,N'-dimethylaniline (DMA) redox pair with the dilatometric method. The half-order dependence of the polymerization rate upon both the BPO and DMA concentrations was obtained. The overall activation energy of the polymerization was found to be between 32.3-55.3 kJ/mole for different initial molar ratios of the redox pair. A retaring effect was observed at lower polymerization temperatures for low concentrations of BPO. The formation of reddish colored polymers at higher DMA concentrations was explained by the adsorption of adduct formed between DMA radicals.
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页码:62 / 68
页数:7
相关论文
共 11 条
[1]  
HUSAIN MM, 1978, MAKROMOL CHEM, V179, P41
[2]   VINYL POLYMERIZATION .4. INFLUENCE OF DIMETHYLANILINE ON SOLUTION POLYMERIZATION OF VINYL CHLORIDE CATALYZED BY BENZOYL PEROXIDE [J].
IMOTO, M ;
OTSU, T ;
KIMURA, K .
JOURNAL OF POLYMER SCIENCE, 1955, 15 (80) :475-484
[3]  
Misra G., 1982, PROG POLYM SCI, V8, P61, DOI [10.1016/0079-6700(82)90008-9, DOI 10.1016/0079-6700(82)90008-9]
[4]  
MISRA GS, 1974, MAKROMOL CHEM, V175, P3117
[5]  
MISRA GS, 1973, MAKROMOL CHEM, V168, P105
[6]  
MISRA GS, 1972, MAKROMOLEKUL CHEM, V156, P195
[7]   DEAD-END POLYMERIZATION WITH REDOX INITIATORS [J].
ODRISCOLL, KF ;
MCARDLE, SA .
JOURNAL OF POLYMER SCIENCE, 1959, 40 (137) :557-561
[8]  
ODRISCOLL KF, 1960, J POLYM SCI, V35, P189
[9]   ACID-INDUCED FREE-RADICAL DECOMPOSITION OF HYDROPEROXIDES - POLYMERIZATION OF METHYL-METHACRYLATE WITH TERT-BUTYL HYDROPEROXIDE AND SULFURIC-ACID [J].
RIZZARDO, E ;
SOLOMON, DH .
JOURNAL OF MACROMOLECULAR SCIENCE-CHEMISTRY, 1980, A14 (01) :33-50
[10]   RELIABILITY OF UNIVERSAL CALIBRATION FOR CALCULATING MOLECULAR-WEIGHTS FROM GPC DATA [J].
SAMAY, G ;
KUBIN, M ;
PODESVA, J .
ANGEWANDTE MAKROMOLEKULARE CHEMIE, 1978, 72 (OCT) :185-198