国家/地区 中国（2）
IPC部 D（2）
IPC大类 D06（2）
IPC小类 D06M（2）
IPC D06M013/188（2）
发明人 DUAN X（2）
公开年 2021（2）
申请年
专利权人 DUAN X（2）

Preparing modified coconut bran product useful for preparation of polyurethane synthetic leather with spiny non woven fabric comprises e.g. adding coconut husk into diethylaluminum hypophosphite and diethylenetriaminepentaacetic acid.

DUAN X, LI D, ZHANG L

Manufacturing non-woven fabric comprises e.g. immersing semi-finished product treated with second immersion liquid in dark place, and irradiating with ultraviolet lamp, taking out, washing, and drying.

DUAN X