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US4031043A Process for the manufacture of foams from epoxide resins 失效
从环氧树脂制造泡沫的方法

Process for the manufacture of foams from epoxide resins
摘要:
The invention relates to a process for the manufacture of foams by warming the mixture to be foamed in the presence of an organic sulphohydrazide, an organic compound which contains amide groups and a salt of a metal of group IIa or IIb of the Periodic Table. Integral or non-integral foams having a uniform and fine pore structure are obtained.
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