abstract |
According to the present invention, a liquid phenol resin that has excellent characteristics of a phenol resin, such as thermal resistance and hardenability, and can produce a molded product having excellent flexibility, and a method of preparing the resin are provided. n The present invention relates to a liquid phenol resin obtained by reacting (A) oils and (B) phenols with (C) a secondary and/or a tertiary alkylamine compound, wherein a nitrogen content based on the whole liquid phenol resin is 3% by weight to 30% by weight, and (A):(B)=10:90 to 90:10. |