Heat-softenable polyesterurethane adhesive

Details Heat-softenable polyesterurethane adhesive Heat-softenable polyesterurethane adhesive

1974-08-23

1976-04-20

Cockeram, H. S.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

12145, 428425, C08G 1842, A43B 912, B32B 2740

Patent

active

039519198

ABSTRACT:
Heat softenable adhesive, particularly in film form, and based on polyurethane from reaction of a diisocyanate and a polyester glycol including terephthalic acid and hexane diol, 1,6 units, especially useful in a shoe making method in which a film of the adhesive is disposed between the attaching surface of a shoe upper and edge portions of a mold and hot molten plastic is injected into the mold to melt and activate the adhesive and to form a tread member strongly adhered to the shoe bottom with the aid of the adhesive.

REFERENCES:
patent: 2650212 (1953-08-01), Windemuth
patent: 2801648 (1957-08-01), Anderson et al.
patent: 2982754 (1961-05-01), Sheffer et al.
patent: 3538055 (1970-11-01), Camilleri et al.
patent: 3763079 (1973-10-01), Fryd
patent: 3803098 (1974-04-01), Schmitt et al.

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