Patent ID: 11897162
Assignee: ZHEJIANG A & F UNIVERSITY
Field: Machine tools (Mechanical engineering)
Classification: CPC B | IPC B

Claim 2:
3. The method for preparing a piezoresistive sensor material according to claim 1, wherein, the second step further comprises soaking the aerogel in an alkaline tris-hydroxymethylaminomethane-hydrochloric acid buffer of dopamine hydrochloride to obtain the wood fiber-based hydrogel deposited with polydopamine, further wherein the buffer has a dopamine hydrochloride concentration of 1 mg/mL to 3 mg/mL, a tris-hydroxymethylaminomethane concentration of 0.01 mol/L to 0.1 mol/L, and a pH of 8 to 10.5.