ADHESIVE SHEET FOR SHOES AND PRODUCTION OF SHOES BY USING THE SAME

PROBLEM TO BE SOLVED: To make it possible to lessen the use of org. solvents and to simplify the work for applying adhesives and primers which is heretofore the laborious work in shoe stages. SOLUTION: This adhesive sheet for shoes is obtd. by adding a trior higher functional isocyanate compd. to a...

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Bibliographische Detailangaben
Hauptverfasser: TAMEHIRO TOSHIAKI, SATOU SHIGEKI, ODA SHINICHI
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To make it possible to lessen the use of org. solvents and to simplify the work for applying adhesives and primers which is heretofore the laborious work in shoe stages. SOLUTION: This adhesive sheet for shoes is obtd. by adding a trior higher functional isocyanate compd. to a polyester urethane resin, which is prepd. by bringing 0.9 to 1.1 equiv. diisocyanate compd. into reaction with 1 equiv. terminal hydroxyl group-contg. polyester product, at 0.5 to 20 pts.wt. to 100 pts.wt. polyester urethane resin and forming the mixture to a sheet form. This processing for producing the shoes by a cement type shoes making method consists of a stage for placing the adhesive sheets cut to meet the adhesive gage of soles on the adhesive surfaces of either the soles or uppers coated with the primers, a stage for thermally activating the adhesive sheets for shoes by heating the adhesive surfaces of the soles and the adhesive surfaces of the uppers and a stage for press bonding the adhesive surfaces of the soles and the adhesive surfaces of the uppers by pressing both.