Klebstoffzusammensetzung

1,229,654. Adhesive polyester composition. TOKYO SHIBAURA ELECTRIC CO. Ltd. 17 May, 1968 [9 June, 1967; 13 Dec., 1967], No. 23546/68. Headings C3P and C3R. A thermosetting adhesive composition comprises a solution (e.g. MEK.) of linear polyethylene isophthalate in a solvent and an amino compound containing an amino group of which a hydrogen atom is substituted by a methylol or etherified methylol group, a curing catalyst and a metal oxide or an alumino silicate. The composition may also contain a butadieneacrylonitrile copolymer containing carboxy groups and derived from acrylic, methacrylic or maleic acids. The linear polyester may contain residues of other phthalic acids. Specified amino compounds are hexamethoxy methyl melamine, dimethylol urea dimethyl ether, methylated trimethylol melamine, butylated methylol urea, butylated methylol melamine, thiourea/formaldehyde resin and guanidine/ formaldehyde resin. Specified curing catalysts are benzoyl-, acetyl-, nucleus-replaced benzoyl-, lauroyl-peroxides, cumene hydroperoxides, tbutyl hydroperoxides, perboric acid, p-toluene sulphonic acid or di-t-butyl peroxide and methyl ethyl ketone peroxide. Specified oxides are Al 2 O 3 , MgO.