Edemede a tụlere izi ezi nke ụzọ nnwale ogo atọ maka nrịbama na-enwe mmetụta silicone. Mwepụta ihe mgbaze (ọdịnaya jel) na-atụ akụkụ nke netwọkụ na-adịghị soluble site na mmịpụta Soxhlet - elele anya n'ihi akụkụ ahụ jikọtara ọnụ na-ezighi ezi dị ka crosslinks, nkenke ± 2-5%, kemịkalụ kacha ala. DSC na-atụle okpomọkụ mmeghachi omume fọdụrụnụ (α = 1-ΔHresidual / ΔHtotal) - nke a pụrụ ịdabere na ya na ntụgharị dị ala na nke ọkara ma na-emebiga ihe ókè na ngbanwe dị elu n'ihi ìgwè ndị fọdụrụ na-ejedebe na mgbasa ozi, nkwughachi <± 2%.

ihicha bụ nzọụkwụ dị oke egwu na mmepụta akwa akwa okpomọkụ PTFE. Nrụrụ ndị a na-ahụkarị gụnyere: mgbawa (ịkpọcha ngwa ngwa, akpụkpọ anụ elu), mkpuchi mkpuchi (ihe na-aga n'ihu n'elu, njikọ dị n'ime adịghị ike), pinholes / blisters (ikuku tọrọ atọ ma ọ bụ uzuoku), ntụpọ ọcha na chalking (mbugharị surfactant ma ọ bụ ngwakọta na-ezughị ezu), yellowing/coking (overheating of additives), delamination (shrinkage stress over adhesion), orange leveling mmiri dị n'ime ime (mmanya akpụkpọ anụ ọnyà), na oke ọnụ (mmetụta mgbanaka kọfị). Ngwọta gụnyere profaịlụ ihicha nke a na-achịkwa, ikuku ventilashị nke ọma, na nhazi nke mkpụrụ osisi.

PTFE elu-okpomọkụ ákwà ọtụtụ-eji na chemical ụlọ ọrụ asaa isi ngwa: flange gaskets na ọkpọkọ linings (na-eguzogide ike acids / alkalis), reactor na tank linings (na-egbochi metal corrosion, mfe ihicha), nyo akpa maka corrosive flue gas (ruo 260 ° C), mgbochi corrosion mgbasa nkwonkwo maka ducts, mgbochi-adhesion mwepu, eletriki / welded ntọhapụ maka ducts, mgbochi adhesion, welded ákwà mgbochi na ducts. mkpuchi mkpuchi. FDA na UL grades dị.

Elu emecha mmadụ etinyere na fiberglass ákwà tupu PTFE mkpuchi dị oké egwu maka ikpeazụ PTFE elu-okpomọkụ ákwà ịrụ ọrụ. Ndị na-ahụ maka njikọta Organosilane na-emepụta àkwà mmiri molekụla n'etiti eriri iko inorganic na PTFE organic, na-akwalite ike bee site na <2 N/cm ruo 4-8+ N/cm. Ọgwụgwọ nke ọma na-emekwa ka nguzogide okpomọkụ (260°C+), ịrụ ọrụ dielectric, na nguzogide kemịkal. Akwa akwa na-adịghị edozi na-eduga na delamination, na-agbapụta, na obere ọrụ ndụ.