Cross-linking Reaction of Novolak Resin with Polymethylolphenols or Hexamethylenetetramine
ヘキサメチレンテトラミンによる架橋反応

Keiichi Azuma, Tosimi Kusuyama, Eiji Imoto
1958 The Journal of the Society of Chemical Industry Japan  
doi:10.1246/nikkashi1898.61.387 fatcat:jevwaobqdneqbkz6esjay7injm