释义 |
methylol Chem.|ˈmɛθɪlɒl| [f. methyl + -ol.] = hydroxymethyl s.v. hydroxy- 3.
1898Jrnl. Chem. Soc. LXXIV. i. 506 Nitrobutylic alcohol..readily condenses with formaldehyde (1 mol.) to form a glycol (2-methylol-2-nitro-1-butanol). 1937F. C. Whitmore Org. Chem. 521 Formaldehyde condenses with urea to give methylol ureas, NH2CONHCH2OH etc. The methylol groups can combine with more urea to form more and more complex molecules until a resin is formed. 1962J. T. Marsh Self-Smoothing Fabrics i. 3 The fundamental basis of the process remains unchanged and depends on the application of methylol compounds within the fibre of the fabric followed by their further condensation. |