Melamine-formaldehyde cob

Sep 30, 2022

Melamine-formaldehyde resin yog ib qho polymer tau los ntawm cov tshuaj tiv thaiv ntawm melamine thiab formaldehyde. Cov tshuaj tiv thaiv kev sib txuas yog tshwm sim thaum lub sij hawm ua thiab molding, thiab cov khoom yog infusible thermosetting resin.

Xa kev nug