Pọmba plasti
Polyoxymethylene (polyformaldehyde) (Saigang ~ terling)
Aha Bekee: Polyxymethylene (polyformehyde)
Pom (polyformaldehyde resin) Nkọwapụta: polyformehyde bụ polymer linear na-enweghị ụdọ akụkụ, njupụta na nnukwu mkpu ákwá. Dabere na usoro kemịkal dị iche iche na akwa ya, enwere ike ekewa ya abụọ nke homo- na co-polyformehyde. Ọdịdị dị mkpa dị n'etiti ha abụọ bụ: hompymerization of the formaldehyde, isi ala, na-eme ka ọ dị warara (ihe dị warara), nkwụsi ike nke acid na ntọala dị obere. Na copolization nke njupụta nke fornsity, mkpu, na-agbaze ala, ike na-akwụsi ike, ogo nhazi ahụ sara mbara (ihe dị ka 50 ℃), nkwụsi ike nke acid na ntọala ka mma. Ọ bụ plastik injinịa nke nwere arụmọrụ dị mma. Ọ nwere ezigbo anụ ahụ, nke arụ ọrụ na kemịkalụ, karịsịa ezigbo esemokwu na-eguzosi ike. A na-akpọkarị nchara ma ọ bụ ígwè, maka plastik nke atọ kachasị mma. Ọ dị mma maka mmepụta nke iyi na-ebelata na akụkụ dị egwu, akụkụ ndị na-ebusa, yana ụlọ ọrụ kemịkalụ, akụkụ ndị ọzọ.
Ngwongwo izugbe
Paraformehyde bụ ụdị siri ike ma sie ike na elu na-acha uhie uhie, ìhè edo edo ma ọ bụ ọcha, na akụkụ ahụ dị mkpa. Mkparịta ọkụ na-adị mfe ọkụ, nọgide na-ere ọkụ mgbe ị hapụsịrị ọkụ, ala na-acha odo odo, ebe ihe mere na-akpasu iwe iwe, isi na-akpasu iwe. Polyformaldehyde bụ ntụ ntụ ọcha, n'ofe ezi, ezigbo agba, ike na-akpụ akpụ nke 80-90 Celsius C ruo awa 2. Ntuli aka nke okpomoku di ogologo, ma nke di nkenke rue 160 Celsius C, nke mgbochi nke Pom dị elu karịa 10 Celsius C ma ọ bụ karịa, mana ogologo Ọkpụkpụ Cololymen-na-eguzogide okpomọkụ na-eguzosi ike na-eguzogide. Pom na-eguzogide ọgwụ na-eguzogide okpomọkụ karịa homopomization Pom ihe dị ka 10 ℃ elu. Enwere ike iji ya ogologo oge na ọnọdụ okpomọkụ nke -40 Celsius C ruo 100 Celsius C. Pom dị mfe decomiry, oke okpomọkụ nke ogo 240 ogo. Mmebi nke iwe na gas na-ewe iwe. Ya mere, a ga-ahọpụta ka a ga-ahọpụta ihe akụrụngwa na-eguzogide ya.
Ngwongwo nke mebere
Pom ike, isi ike, ezigbo ihe dị mma, ọ na-eyi eguzogide eguzogide. Ngwongwo oru ya di nma, karie ike ruru 50.5MPa, karie isi ihe ruru 2650MPa, ma mara mma nke pom bụ ike mmetụta nke ukwuu.POM dị elu, mana mmetụta niile na-erughị Ab and Abs na PC; Pom Notch-Mmetụta, enwere ikike ịmetụta mmetụta ike ike ịda dị ka 90%. Ike ike ọgwụgwụ nke Pom nwere ike ịbụ nke a ma ama, 10 Ibu ụzọ dị iche iche, ike ọgwụgwụ ruo 35MPA, ebe PA na PC bụ naanị 28MPA. Pom's Crep yiri nke PA, na 20 ℃, 21MPA, 3000h bụ naanị 2.3%, na okpomọkụ pere mpe. Plactionation Pompert dị obere, nguzogide na-eguzogide (Pom> PA6) Ọ dị mma (Pom> Pa66> PR> PC). Pom nwere obere nsogbu, na-eguzogide (Pom> Pa6), na-amanye ya, ma ọ dị mfe ịmepụta mkpọtụ mgbe ngwaahịa a na-eji mgbe etinyere ibu dị elu.
Ngwongwo eletriki
Nkpuru mkpuchi eletrik nke Pom dị mma, ọ fọrọ nke nta ka ọ bụrụ ọnọdụ okpomọkụ na iru mmiri; Dielactric na-egbu egbu na ịdị omimi dị obosara na ọnọdụ iru mmiri na mgbanwe ugboro ole pere mpe; Ntugide arc dị oke mma, enwere ike ijigide na ike ọkụ dị elu.pom bụ ike dielector na ọkpụrụkpụ nke ọkpụrụkpụ bụ 8,7kv / mm bụ 23.6kv / mm.
Njirimara gburugburu
Pom anaghị eguzogide nke alkalis siri ike na oxidizer siri ike, ma nwee ike iguzosi ike na acids.pom nwere ike iguzogide hydrocarbons, wdg, ma nọgide na-akwụsi ike na oke okpomọkụ. Obere mmiri, kwụsiri ike.
Nchigide ihu igwe na-adịghị mma, ogologo oge n'okpuru ihe nke ọkụ ultraviolet, akụrụngwa arụ ọrụ na-aghọrọ, kpuchie ịmaja na mgbawa elu.
Nke mgbata
Ihe eji eme ihe, ala na-agbaze bụ warara, na-agbaze na ịdị iche na ike, okpomọkụ anụ ahụ dịtụ n'okpuru mkpu mkpuchi ọkụ na-agbaze. Flowbility bụ ọkara. Mmiri na-abata mmiri dị obere, enweghị ike ịnwụ.
Gbanwetụrụ Pom
Melite pom
A na-ejikarị eriri nri, bọọlụ na-acha uhie uhie, wdg, na iko nke akụrụngwa nwere ike ịbawanye site na 2 ugboro 3 .
Kpoo peelicating pom
Tinye eserese, f4, molybdenum na-enye nsogbu, lubricants na oke egwu dị ala na Pom nwere ike ime ka ihe ndị na-akpụ akpụ. Dịka ọmụmaatụ, na-agbakwunye akụkụ ise nke F4 na Pom nwere ike belata factor factor site na 60%, ma melite ndị na-eguzogide na 1 ruo ugboro abụọ. Ihe atụ ọzọ, na-agbakwunye mmiri mmiri lubricant ka pọm nwere ike ime ka ndị na-eguzogide na-eyigide na uru PV kachasị mma. Iji meziwanye mmetụta mgbasa ozi site na mmanụ, mkpa ịgbakwunye carbon ojii, aluminom hydroxide barium sulfate, ethylene proreslene proof na ndị na-ebu mmanụ. Tinye pam Pom Press Press site na 72%, uru PV kachasị nke ruru 3.9MPA-m / s (s (s), maka plastics 3 ruo 20.
Ngwa nke polyformaldehyde
Polyformehyde nwere ezigbo ọrụ, ike akọwapụtara nke ọma na steperfa dị ezigbo ọnụ, yabụ, ọ nwere ike dochie ọtụtụ ihe eji arụ ọrụ. Ọ dị mma maka imepụta nke na-eguzogide ọgwụ, na-eguzogide ma na-akpụ akpụ, na-ese ihe, wdg, igwe ọrụ, elektrọnik na ngwa elektrọnik , akụrụngwa owuwu, wdg. N'ime ụlọ ọrụ ụgbọala, enwere ike itinye ya n'ọrụ iji mepụta akụkụ dị iche iche.
N'ime ụlọ ọrụ ụgbọ ala ya, uru ụgbọala ya dị elu iji dochie zinc, ọla kọpa, mkpuchi ụgbọ mmiri, ndị na-ahụ maka gas, ndị na-enye ya steenting knickle na-eru na ihe ndị ọzọ.
N'ime ụlọ ọrụ igwe na-arụ ọrụ, n'ihi ike polyformaldehyde ike ọgwụgwụ, a na-ejikwa ya na njiri mara mma, ihe ndị ọzọ, na valt, valts, ahịhịa na ihe ndị ọzọ na.
Na eletriki, ngwa eletriki, ụlọ ọrụ, n'ihi ike polyformdehyde dielecondehyde ditays, ike na-eguzogide, sheels, na-arụ ọrụ na temple , video ihe ndekọ, wdg. Ngwa.
Na mgbakwunye, enwere ike iji ya na akụrụngwa owuwu, dị ka mmiri, tankị mmiri, akụkụ mita gas na nkwonkwo ọkpọkọ mmiri, wdg.; Ejiri ya na igwe ugbo, dị ka njikọ na akụkụ njikọ nke mkpụrụ igwe, pumplition na-agba mmiri, sprayer nozzles, wdg.; N'ihi ihe na-abụghị ihe na-adịghị mma, enweghị uto, kamakwa ejirila ọrụ nri, dịka ọrụ nhazi nri n'akụkụ akụkụ, giars, ihe dị.
