Rịba sịntetịt bụ otu n'ime ihe atọ bụ isi sịntetịt a na-ejikarị eme ihe n'akụkụ dị iche iche nke ụlọ ọrụ, nchekwa mba, njem na ndụ kwa ụbọchị.Rịba sịntetịtịk arụ ọrụ dị elu na arụ ọrụ bụ isi ihe dị mkpa dị mkpa maka mmepe nke oge ọhụrụ, yana ọ bụkwa ihe enyemaka dị mkpa maka obodo.
Ngwa rọba sịntetị pụrụ iche na-ezo aka na ihe rọba dị iche na ihe rọba izugbe ma nwee ihe pụrụ iche dị ka nguzogide dị elu na nke dị ala, nguzogide ịka nká, nguzogide ablation, na nguzogide kemịkalụ, tumadi hydrogenated nitrile roba (HNBR), thermoplastic vulcanizate (TPV) , Silicone rubber, fluorine roba, fluorosilicon roba, roba acrylate, wdg N'ihi ya pụrụ iche Njirimara, pụrụ iche roba ihe aghọwo isi ihe dị mkpa maka mmepe nke isi mba azum na abụrụ ubi dị ka aerospace, mba agbachitere na agha ụlọ ọrụ, ozi eletrọnịkị, ike, gburugburu ebe obibi na oke osimiri.
1. Hydrogenated nitrile roba (HNBR)
rọba hydrogenated nitrile bụ ihe rọba juru eju nke ukwuu enwetara site na ịhọrọ hydrogenating nkeji butadiene na yinye rọba nitrile maka ebumnuche imelite nguzogide okpomọkụ na nguzogide ịka nká nke nitrile butadiene roba (NBR)., ya isi atụmatụ bụ na ọ nwere ike na-eji ruo ogologo oge na 150 ℃, na ọ ka nwere ike ịnọgide na-enwe elu anụ ahụ na n'ibu Njirimara na elu okpomọkụ, nke nwere ike ọma izute pụrụ iche chọrọ nke elu okpomọkụ iguzogide na chemical iguzogide ihe na ụgbọala. , Aerospace, mmanụ ala na ubi ndị ọzọ.Ihe achọrọ, nke a na-ejikarị eme ihe, dị ka akara mmanụ ụgbọ ala, ihe ndị na-emepụta mmanụ ụgbọala, eriri nnyefe ụgbọ ala, igbe na-ejide igbe na pistons maka apịtị, ibipụta na akwa rọba roba, akara ikuku ikuku, ihe na-akpata ujo, wdg.
2. Thermoplastic Vulcanizate (TPV)
Thermoplastic vulcanizates, abbreviated dị ka TPVs, bụ a pụrụ iche klas nke thermoplastic elastomers na-emepụta site "dynamic vulcanization" immiscible ngwakọta nke thermoplastics na elastomers, ie nhọrọ nke elastomer agba n'oge agbaze ịgwakọta na thermoplastic Mmekọahụ cross-njikọ.Ime imekotaotuugbo vulcanization nke roba na-adọ na ọnụnọ nke a crosslinking gị n'ụlọnga (ikekwe peroxides, diamines, sọlfọ accelerators, wdg) n'oge agbaze ngwakọta na thermoplastics pụta na a ike vulcanizate na-aga n'ihu thermoplastic matrix composed chụgara crosslinked roba The ahụ na-adọ, ike ike. vulcanization na-eduga na mmụba nke viscosity roba, nke na-akwalite ntụgharị oge ma na-enye morphology multiphase na TPV.TPV nwere ma arụmọrụ yiri nke thermosetting roba na nhazi ọsọ nke thermoplastics, bụ nke a na-egosipụta na arụmọrụ dị elu / ọnụahịa ọnụahịa, imewe mgbanwe, ịdị arọ dị arọ, oke okpomọkụ na-arụ ọrụ, nhazi dị mfe, àgwà ngwaahịa na nkwụsi ike nke akụkụ na recyclable, ọtụtụ ebe. eji na akpaaka akụkụ, ike-ewu, akàrà na ndị ọzọ ubi.
3. silicone roba
Silicone roba bụ ụdị pụrụ iche nke sịntetik roba nke ejiri polysiloxane linear jikọtara ya na ihe ndị na-agba ume, ndị na-arụ ọrụ na ihe mgbakwunye, wee ghọọ elastomer netwọk dị ka mgbe vulcanization n'okpuru okpomọkụ na ọnọdụ nrụgide.Ọ nwere oke nguzogide okpomọkụ dị elu na nke dị ala, nguzogide ihu igwe, nguzogide ozone, nguzogide arc, mkpuchi eletriki, nguzogide mmiri, ikuku ikuku dị elu na inertia physiological.Ọ nwere ọtụtụ ngwa dị iche iche na ụlọ ọrụ ọgbara ọhụrụ, elektrọnik na eletriki, ụgbọ ala, ihe owuwu, ahụike, nlekọta onwe onye na mpaghara ndị ọzọ, wee bụrụ ihe dị mkpa dị elu na-arụ ọrụ dị elu na ikuku, nchekwa na ụlọ ọrụ agha, nrụpụta nwere ọgụgụ isi na mpaghara ndị ọzọ. .
4. Fluorine roba
Fluorine rọba na-ezo aka na ihe rọba nwere fluorine nwere atom fluorine na atom carbon nke isi yinye ma ọ bụ agbụ akụkụ.A na-ekpebi njirimara ya pụrụ iche site na njirimara nhazi nke atom fluorine.Enwere ike iji rọba fluorine na 250C ruo ogologo oge, na oke ọrụ okpomọkụ nwere ike iru 300C, ebe oke ọrụ okpomọkụ nke EPDM ọdịnala na butyl roba bụ naanị 150C.Na mgbakwunye na nguzogide okpomọkụ dị elu, fluororubber nwere mmanu mmanu mmanu, nguzogide kemịkalụ, acid na alkali na-eguzogide, na arụmọrụ ya zuru oke bụ ihe kachasị mma n'etiti ihe niile roba elastomer.A na-ejikarị ya eme ihe maka mgbochi mmanụ nke rọketi, akụ ụta, ụgbọ elu, ụgbọ mmiri, ụgbọ ala na ụgbọ ala ndị ọzọ.Ubi ndị nwere ebumnuche pụrụ iche dị ka mkpuchi mkpuchi na pipeline na-eguzogide mmanụ bụ ihe dị mkpa dị mkpa maka akụ na ụba mba na nchekwa mba na ụlọ ọrụ agha.
5. Acrylate roba (ACM)
Acrylate roba (ACM) bụ elastomer enwetara site na copolymerization nke acrylate dị ka monomer bụ isi.Isi yinye ya bụ carbon carbon juru eju, akụkụ ya dị iche iche bụ otu polar ester.N'ihi nhazi ya pụrụ iche, ọ nwere ọtụtụ njirimara magburu onwe ya, dị ka nguzogide okpomọkụ, nkwụsị nke ịka nká, nkwụsị mmanụ, nkwụsị ozone, nkwụsị UV, wdg, ihe eji arụ ọrụ ya na nhazi ya dị mma karịa fluororubber na silicone roba, na nkwụsị ọkụ ya. , ịka nká na-eguzogide mmanụ dị mma.na nitrile roba.A na-eji ACM eme ihe n'ọtụtụ ebe dị iche iche na-ekpo ọkụ dị elu na gburugburu mmanụ, wee ghọọ ihe mkpuchi nke ụlọ ọrụ ụgbọ ala mepụtara ma kwalite n'afọ ndị na-adịbeghị anya.
Oge nzipu: Sep-27-2022