| 摘要 |
1,212,328. Curable resin composition. E.I. DU PONT DE NEMOURS & CO. 30 June, 1969 [28 June, 1968], No. 32990/69. Headings C3B and C3P. A curable resin composition comprises a compatible blend of 70-99% wt. of (a) a hydrolysed ethylene-vinyl ester copolymer containing 10-77% mole of vinyl alcohol units and 30-1% of (b) an epoxy resin. Preferred epoxy resins are epichlorhydrin-diphenylolpropane condensates having an epoxide equivalent weight of 100-3000. A curing catalyst may also be added. The components are mixed by melt or powder blending or in a solvent, e.g. toluene/ethanol. The compositions are used as adhesives, particularly for metals. |
