The results showed that a kind of fast curing novolac for shell process whose softing point is reasonable was easily prepared by compound catalysis.

 
  • 試驗表明,采用復合催化法很容易制備聚合速度快且軟化點(diǎn)適宜的殼法用熱塑性酚醛樹(shù)脂。
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