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US 12,588,724 B2Granted
Hair weft and preparation process thereof
AssigneeWellna Co., Ltd
InventorsJunna Zou, Xiangpeng Lian, Jiarong Sun
Life of this patent
Estimating the term…
Abstract
A hair weft includes a first hair weft unit and a second weft unit, the first hair weft unit includes a first hair strand and a first glue base, wherein the first hair strand is fixed to the first glue base, the second weft unit includes a second hair strand and a second glue base, wherein the second hair strand is fixed to the second glue base, wherein the first glue base is attached to the first glue base.
Claims10
A method of preparing a hair weft unit, comprising the following steps:
- (I) forming a water-soluble sewing thread on a hair strand to provide a hair weft material;
- and
- (II) applying a glue material on the hair strand of the hair weft material to form a glue base, wherein the hair strand is fixed to the glue base, wherein the water-soluble sewing thread is dissolved and removed in a soaking step.
Dependencies are inferred from the claim text.