反応式
[NH2:1][C:2]([NH2:4])=[O:3].[CH2:5]=[O:6]>>[NH2:1][C:2]([NH2:4])=[O:3].[CH2:5]=[O:6].[NH2:1][C:2]([NH2:4])=[O:3]参加物
4
実験手順
8.9 kg of urea and 20.5 kg of formalin (37%-formaldehyde aqueous solution adjusted to pH 8.5 with triethanolamine) were mixed under stirring and allowed to react with each other for 60 min. at 70° C. to form a urea resin prepolymer (formaldehyde/urea=1.8 (by mol)) liquid.
後処理
- customto react with each other for 60 min. at 70° C.
出典と根拠
- ORDレコード
- ord-c538a986c1e74550b5f5796ca3a626fc
- 出典データセット
- uspto-grants-2002_11
- 特許番号
- US06486099B2
関連ノート
読み込み中…