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    • 5. 发明授权
    • Method for producing aqueous styrene-butadiene polymer dispersions III
    • 制备苯乙烯 - 丁二烯聚合物水分散体的方法III
    • US07282545B2
    • 2007-10-16
    • US10491283
    • 2002-09-30
    • Wolfgang GaschlerVolker SchaedlerLambertus MandersThomas WirthHubertus Kroener
    • Wolfgang GaschlerVolker SchaedlerLambertus MandersThomas WirthHubertus Kroener
    • C08F2/22C08F2/24C08F2/38
    • C08F212/08C08F236/10C08F2/22
    • A process for preparing an aqueous styrene-butadiene polymer dispersion by free-radical aqueous emulsion polymerization of a monomer mixture M containing from 40 to 80% by weight of styrene as monomer M1, from 20 to 60% by weight of butadiene as monomer M2, and from 0 to 40% by weight, based on 100% by weight of monomers, of ethylenically unsaturated comonomers M3 other than styrene and butadiene by a monomer feed technique in the presence of from 0.05 to 0.5% by weight, based on 100% by weight of monomers, of at least one hydrocarbon HC having 6 to 20 carbon atoms, which is selected from compounds which on abstraction of a hydrogen atom form a pentadienyl radical or a 1-phenylallyl radical and from α-methylstyrene dimer comprises including at least 30% of the hydrocarbon HC in the initial charge to the polymerization vessel and supplying the remainder of the hydrocarbon HC to the polymerization reaction in the course of that reaction.
    • 一种通过自由基水性乳液聚合制备含40至80重量%苯乙烯作为单体M1的单体混合物M,20至60重量%的作为单体M2的丁二烯的丁二烯聚合物水分散体的方法, 和0至40重量%,基于100重量%的单体,除了苯乙烯和丁二烯之外的烯键式不饱和共聚单体M3,通过单体进料技术,在0.05至0.5重量%的存在下,基于100重量% 至少一种具有6至20个碳原子的烃HC的重量,其选自从氢原子形成戊二烯基或1-苯基烯丙基和由α-甲基苯乙烯二聚体构成的化合物包括至少30 在初始加入到聚合容器中的烃HC的%,并且在该反应过程中将剩余的烃HC供应到聚合反应中。
    • 10. 发明授权
    • Method for producing aqueous styrene-butadiene-iv polymer dispersions
    • 制备苯乙烯 - 丁二烯 - 聚合物分散体水溶液的方法
    • US07375148B2
    • 2008-05-20
    • US10491279
    • 2002-09-30
    • Wolfgang GaschlerVolker SchaedlerLambertus MandersThomas WirthHubertus Kroener
    • Wolfgang GaschlerVolker SchaedlerLambertus MandersThomas WirthHubertus Kroener
    • C08F2/38C08F2/22
    • C08F212/08C08F236/10C08F2/22
    • A process for preparing an aqueous styrene-butadiene polymer dispersion by free-radical aqueous emulsion polymerization of a monomer mixture M comprising styrene, butadiene, and if desired up to 30% by weight, based on 100% by weight of monomers, of ethylenically unsaturated comonomers other than styrene and butadiene; in a polymerization vessel by a monomer feed technique in the presence of a regulator system containing, based on 100% by weight of monomers, from 0.02 to 0.5% by weight of at least one hydrocarbon HC having from 6 to 20 carbon atoms, selected from compounds which on abstraction of a hydrogen atom form a pentadienyl radical or 1-phenylallyl radical, and α-methylstyrene dimer, and from 0.3 to 2% by weight of an organic compound S containing at least one SH group wherein at least 30%, preferably at least 50%, in particular at least 80%, and with particular preference the entirety (or >95%) of hydrocarbon HC is included in the initial charge to the polymerization vessel.
    • 一种通过自由基水性乳液聚合制备含苯乙烯,丁二烯的单体混合物M,如果需要,基于100重量%的单体为30重量%的烯属不饱和单体 苯乙烯和丁二烯以外的共聚单体; 在聚合容器中通过单体进料技术在含有基于100重量%单体的0.02至0.5重量%的至少一种具有6至20个碳原子的烃HC的调节剂体系的存在下,选自 取代氢原子形成戊二烯基或1-苯基烯丙基的化合物和α-甲基苯乙烯二聚体,以及0.3至2重量%的含有至少一个SH基团的有机化合物S,其中至少30%,优选 至少50%,特别是至少80%,特别优选的是,在聚合容器的初始装料中包括烃HC的全部(或> 95%)。