Patent ID: 11963566
Assignee: nan
Field: Other consumer goods (Other fields)
Classification: CPC A | IPC A

Claim 0:
1. A preparation method of a hair weft, comprising:
S1: batching hair strands according to a target weight to obtain a hair handle;
S2: forming a first quilting line and a second quilting line on a top of the hair handle with a double-needle sewing machine to obtain the hair weft;
S3: forming a third quilting line between the first quilting line and the second quilting line of the hair weft with a single-needle sewing machine;
S4: pasting a tape along the third quilting line to cause the tape to cover the hair weft;
S5: applying a glue between the first quilting line and the third quilting line, and drying the hair weft;
S6: cutting the hair weft along the first quilting line;
S7: soaking the hair weft in a softener; and
S8: putting the hair weft into a centrifuge for dehydration and shaking, and combing the hair strands.