A homogeneous micellar free radical polymerization process for the formation of a terpolymer having the structure of:
wherein S is selected from the group consisting of SO₃M, phenyl SO₃M, CONHC(CH₃)₂ CH₂SO₃M or COOM; M is selected from the group consisting of Groups IA, 1B, IIA and IIB of the Periodic Table of Elements, R₁ is a C₁ to C₁₀ alkyl, cycloalkyl or aralkyl group, R₂ is hydrogen or a C₄ to C₁₈ alkyl, cycloalkyl or aralkyl group, x is about 10 to about 90 mole %, y is about 0.1 to about 60 mole %, and z is about 0.2 to about 10 mole % which comprises the steps of forming a mixture of an anionic surfactant, a nonionic surfactant,
under a nitrogen atmosphere; adding deoxygenated water to said mixture to form a homogeneous reaction solution; adding free radical initiator to said homogeneous reaction solution to initiate polymerization of said monomers; terpolymerizing said monomers at a sufficient temperature and for a sufficient period of time to form said terpolymer and without the formation of substantial amounts of particulates or phase separation occurring.
一种用于形成具有以下结构的三元共聚物的均相胶束自由基聚合工艺:
其中 S 选自 SO₃M、苯基 SO₃M、CONHC(CH₃)₂ CH₂SO₃M 或 COOM 所组成的组;M 选自元素周期表的 IA、1B、IIA 和 IIB 族,R₁ 是 C₁ 至 C₁₀ 烷基、环烷基或芳烷基,R₂ 是氢或 C₄ 至 C₁₈ 烷基、环烷基或芳烷基,x 约为 10 至约 90 摩尔%,y 约为 0.1至约60摩尔%,z为约0.2至约10摩尔%、
在氮气环境下形成一种阴离子表面活性剂和一种非离子表面活性剂的混合物;向所述混合物中加入脱氧
水以形成均相反应溶液;向所述均相反应溶液中加入自由基
引发剂以引发所述单体的聚合;在足够高的温度和足够长的时间内对所述单体进行三元共聚以形成所述三元共聚物,且不会形成大量颗粒或发生相分离。