首页> 外国专利> Production of epoxy-terminated polymeric polysulfide, useful e.g. for making adhesive, coating or sealant, comprises dosing thiol-terminated polysulfide into epichlorohydrin and reaction in presence of aqueous alkali hydroxide solution

Production of epoxy-terminated polymeric polysulfide, useful e.g. for making adhesive, coating or sealant, comprises dosing thiol-terminated polysulfide into epichlorohydrin and reaction in presence of aqueous alkali hydroxide solution

机译:环氧终止的聚合多硫化物的生产,例如有用的。用于制备粘合剂,涂料或密封剂的方法,包括将硫醇封端的多硫化物计量加入环氧氯丙烷中,并在氢氧化碱水溶液的存在下进行反应

摘要

In the production of epoxy-terminated polymeric polysulfide (I) by reacting thiol-terminated polysulfide (II) with epichlorohydrin (III) in the presence of aqueous alkali hydroxide solution, (III) is present and (II) is dosed into this, then the reaction mixture is worked up.
机译:在碱金属氢氧化物水溶液的存在下,通过使巯基封端的多硫化物(II)与环氧氯丙烷(III)反应来制备环氧封端的聚合多硫化物(I),存在(III),然后将其加入(II)反应混合物进行后处理。

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