Thickeners a cikin PTFE emulsion bauta hudu m ayyuka: dakatar stabilization (hana daidaita m PTFE barbashi), karfi-thinning hali (high danko a sauran, low karkashin agitation ga sauki shafi), shigar azzakari cikin farji loading a kan fiberglass masana'anta), da kuma film uniformity (hana fatattaka a lokacin bushewa). Mahimman buƙatu: masu kauri dole ne su bazu gaba ɗaya a ~ 380 ° C zafin jiki na sintering, barin ragowar ash don kula da tsabtar shafi da rufin lantarki.

Gwajin PTFE emulsion ingancin ya shafi shida key Manuniya: m abun ciki (60 ± 2% da T / FSI 067-2021), pH (9.0-11.0), barbashi size rarraba (laser diffraction / DLS), danko (12-30 mPa · s a 25 ° C), kwanciyar hankali (centrifugal, thermal). Wannan jagorar ta ƙunshi daidaitattun hanyoyin gwaji don kowane siga.