Method for manufacturing waterproof zipper
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United States of America
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Feb 18, 2020
Grant Date -
Jan 31, 2019
app pub date -
Jul 25, 2017
filing date -
Jul 25, 2017
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A method for manufacturing waterproof zipper is completed in following steps. Firstly, a release paper is provided, a release side of which is provided with the shape, such as glossy surface, matte surface, figures, patterns, trademarks and characters, required by client. Afterwards, a liquid hot melt glue is applied to the release side, and a heating procedure is performed on the liquid hot melt glue. Subsequently, a zipper is provided, and a hot rolling procedure is performed on the zipper, release paper and liquid hot melt glue, one side of a zipper tape without zipper teeth being bound to the liquid hot melt glue and release paper by hot rolling, the liquid hot melt glue being formed as a waterproof layer. Finally, the release paper is peeled off, so as to form the shape on a surface of waterproof layer contacted with the release side, and complete the waterproof zipper.
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