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

Claim 5:
6. The preparation method according to claim 1, wherein S7 comprises:
S71: adding 2 g-3 g of a sodium hypochlorite solution to 1 kg of water at 40° C. to obtain a first solution, and soaking the hair weft in the first solution for 5 minutes;
S72: washing the hair weft with water at 40° C.;
S73: adding 30 g of the softener to 1 kg of water at 50° C. to obtain a second solution, and soaking the hair weft in the second solution for 10 minutes; and
S74: adding 40 g of the softener to 1 kg of water at 50° C. to obtain a third solution, and soaking the hair weft in the third solution for 10 minutes.