Copolymerization of sec-butenyl acetate with styrene via emulsion polymerization

被引:1
作者
Alidedeoglu, Alp H. [1 ]
Dutta, Sandipan [1 ]
Misra, Rahul [1 ]
Rawlins, James W. [1 ]
Morgan, Sarah E. [1 ]
机构
[1] Univ So Mississippi, Sch Polymers & High Performance Mat, Hattiesburg, MS 39406 USA
关键词
free radical copolymerization of allylic acetate; effective chain transfer; degradative chain transfer; emulsion copolymerization; sec-butenyl acetate;
D O I
10.1002/pola.22069
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
The incorporation of allylic monomers into highly reactive vinyl polymerizations provides a means to control molecular weight, conversion, and Trommsdorff effect to produce copolymers with desirable performance characteristics. The copolymerization behavior of styrene with sec-butenyl acetate, whose copolymerization properties have not, been reported, is investigated. Copolymers were produced via semicontinuous emulsion polymerization and characterized via NMR, gel permeation chromatography, differential scanning calorimetry, dynamic light scattering, and atomic force microscopy. A high degree of chain termination due to allylic hydrogen abstraction was observed, as expected, with resultant decreases in molecular weight and in monomer conversion. However, high conversions were achieved, and it was possible to incorporate high percentages of the allylic acetate comonomer into the polymer chain. Copolymer thermal properties are reported. (c) 2007 Wiley Periodicals, Inc.
引用
收藏
页码:3191 / 3203
页数:13
相关论文
共 48 条
[1]   Techniques for reducing residual monomer content in polymers:: A review [J].
Araújo, PHH ;
Sayer, C ;
Poço, JGR ;
Giudici, R .
POLYMER ENGINEERING AND SCIENCE, 2002, 42 (07) :1442-1468
[2]  
Asua J.M., 1997, Polymeric Dispersions: Principles and Applications, DOI 10.1007/978-94-011-5512-0
[3]   Emulsion polymerization: From fundamental mechanisms to process developments [J].
Asua, JM .
JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY, 2004, 42 (05) :1025-1041
[4]   THE POLYMERIZATION OF ALLYL COMPOUNDS .6. THE POLYMERIZATION OF ALLYL-1-D2 ACETATE AND THE MECHANISM OF ITS CHAIN TERMINATION [J].
BARTLETT, PD ;
TATE, FA .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1953, 75 (01) :91-95
[5]   THE POLYMERIZATION OF ALLYL COMPOUNDS .1. FACTORS GOVERNING THE ACYL PEROXIDE-INDUCED POLYMERIZATION OF ALLYL ACETATE, AND THE FATE OF THE PEROXIDE [J].
BARTLETT, PD ;
ALTSCHUL, R .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1945, 67 (05) :812-816
[6]   Cross-linking emulsion copolymerization of butyl acrylate with diallyl maleate [J].
Bouvier-Fontes, L ;
Pirri, R ;
Asua, JM ;
Leiza, JR .
JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY, 2005, 43 (20) :4684-4694
[7]   HIGH-CONVERSION POLYMERIZATION .2. INFLUENCE OF CHAIN TRANSFER ON GEL EFFECT [J].
CARDENAS, JN ;
ODRISCOLL, KF .
JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY, 1977, 15 (08) :1883-1888
[8]   EFFECT OF CARBOXYLIC MONOMERS ON SURFACTANT-FREE EMULSION COPOLYMERIZATION [J].
CESKA, GW .
JOURNAL OF APPLIED POLYMER SCIENCE, 1974, 18 (02) :427-437
[9]  
CHUJO K, 1969, J POLYM SCI POL SYM, P321
[10]  
DANIELS ES, 1991, ACS SYM SER, V492, P117