Artificial hair and method of manufacturing the same
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United States of America Patent
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Nov 22, 2022
Grant Date -
Sep 16, 2021
app pub date -
Aug 23, 2018
filing date -
Nov 1, 2017
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The present invention provides an artificial hair and a method for producing same. The method for producing an artificial hair according to the present invention comprises: a step of mixing polyamide 6 powder and a master batch at a predetermined weight ratio; a step of drawing an artificial hair from the mixture; a step of forming a loop part by knotting a distal end of the drawn artificial hair; a step of cutting the distal end of the artificial hair, leaving just 1-1.5 mm from the knotted part of the loop part; a step of trimming the artificial hair to a predetermined length after the cutting; and a step of bundling a plurality of the trimmed artificial hair.
First Claim
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International Classification(s)
- D01D:MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE....
- A61F:FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES....
- A41G:ARTIFICIAL FLOWERS; WIGS; MASKS; FEATHERS
- A61B:DIAGNOSIS; SURGERY; IDENTIFICATION
- D01F:CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL....
- A61L:METHODS OR APPARATUS FOR STERILISING MATERIALS OR ....
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