r142b has great development potential in the field of polyvinylidene fluoride. companies with a complete industrial chain layout have more prospects.
r142b, chemical name is 1,1-difluoro-1-chloroethane, also known as hcfc-142b, difluorochloroethane, molecular formula is c2h3clf2, appearance is colorless gas, appearance is colorless after pressuriza…

