The present invention relates to a process for producing a particulate nanocomposite material, in which the particles of the nanocomposite material comprise
a) at least one inorganic or organo(semi)metallic phase which comprises at least one (semi)metal M; and
b) at least one organic polymer phase.
The invention also relates to the nanocomposite materials obtainable by this process.
The process comprises the polymerization of at least one monomer MM which has
at least one first cationically polymerizable monomer unit A which has a metal or semimetal M, and
at least one second cationically polymerizable organic monomer unit B which is joined to the polymerizable unit A via at least one, e.g. 1, 2, 3, or 4, covalent chemical bond,
under cationic polymerization conditions under which both the polymerizable monomer unit A and the polymerizable unit B polymerize with breakage of the bond or bonds between A and B,
wherein the polymerization is performed in an aprotic solvent in which the nanocomposite material is insoluble, in the presence of at least one polymerization initiator and of at least one further substance selected from
α) at least one surface-active substance and
β) at least one particulate material.
本发明涉及一种制备颗粒纳米复合材料的过程,其中纳米复合材料的颗粒包括:a)至少包含一种无机或有机(半)
金属相,其中至少包含一种(半)
金属M;和b)至少包含一种有机聚合物相。本发明还涉及通过该过程获得的纳米复合材料。该过程包括聚合至少一种单体MM,该单体具有:至少一个阳离子聚合单体单元A,该单元具有
金属或半
金属M;和至少一个与可聚合单元A通过至少一个,例如1、2、3或4个共价
化学键连接的可阳离子聚合有机单体单元B,在阳离子聚合条件下,可聚合单元A和可聚合单元B均断裂A和B之间的键或键,其中聚合反应在无极溶剂中进行,该溶剂中纳米复合材料不溶,存在至少一个聚合
引发剂和至少一种从α)至少一种表面活性物质和β)至少一种颗粒材料中选择的进一步物质。