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Ngwaahịa

Brominated Butyl Rubber (BIIR)

Nkọwa dị mkpirikpi:

Brominated butyl roba (BIIR) bụ isobutylene isoprene copolymer elastomer nwere bromine na-arụ ọrụ.N'ihi na brominated butyl rọba nwere isi yinye nke bụ isi juputara na butyl roba, o nwere ụdị ọrụ dị iche iche nke butyl polymer, dị ka ike anụ ahụ dị elu, ezigbo ịma jijiji damping arụmọrụ, obere permeability, mgbochi ịka nká na iguzogide ihu igwe.Nrụpụta na iji halogenated butyl rubber inner liner enwetala taya radial ọgbara ọhụrụ n'ọtụtụ akụkụ.Iji ihe ndị dị otú ahụ polymers na taya n'ime liner compound nwere ike imeziwanye arụmọrụ na-ejide nrụgide, mee ka adhesion dị n'etiti eriri dị n'ime na anụ ahụ ma melite ogologo oge nke taya ahụ.


Nkọwa ngwaahịa

Mkpado ngwaahịa

Njirimara ngwaahịa

Butyl rubber bụ polymer linear nwere isobutylene dị ka isi ahụ yana obere isoprene.N'elu agbụ nke butyl roba molecule, otu methylene ọ bụla ọzọ, e nwere otu methyl abụọ ahaziri n'ụdị okirikiri gburugburu agbụ isi, na-akpata nnukwu ihe mgbochi, na-eme ka usoro mkpụrụ ndụ butyl rọba kọmpat na agbụ molecular na-agbanwe dịtụ ogbenye. .Otú ọ dị, ọ na-emekwa ka butyl rọba magburu onwe ya n'ikuku ikuku, na-ebute ụzọ n'etiti rubbers niile.

Na mgbakwunye na njigide ikuku dị mma, butyl rubber vulcanizates nwekwara ezigbo nguzogide okpomọkụ.Sulfur vulcanized butyl roba nwere ike iji na ikuku ruo ogologo oge na 100 ℃ ma ọ bụ dịtụ ala okpomọkụ.Okpomọkụ ọrụ butyl roba vulcanized na resin nwere ike iru 150-200 ℃.Thermal oxygen ịka nká nke butyl rubber bụ ụdị mmebi, na ịka nká na-adị nro.N'ihi enweghị unsaturation nke molekụla yinye butyl roba na mmeghachi omume kemịkalụ inert, butyl roba nwere ezigbo okpomọkụ na ikuku oxygen na-eguzogide ịka nká.

Ụdị ahia ahia: brominated butyl roba bụ ngwaahịa nnọchite anya anyị.Usoro kacha nta bụ tọn 20.

Rịba Butyl Brominated (BIIR) (3)
Rịba Butyl Brominated (BIIR) (2)

Ngwa

1. Ngwa na taya ụgbọ ala na taya ụgbọ ala ike:
Butyl rọba nwere ezigbo nguzogide okpomọkụ yana nguzogide akwa mmiri.Ọkpụkpọ dị n'ime (gụnyere ọgba tum tum na igwe) nke butyl rubber ka nwere ike ịnọgide na-adị mma na ike dọkasịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịtatatatatatatatatatatatatatatatatatatatatarịrị gburugburu ebe okpomọkụ ruo ogologo oge, nke na-ebelata ihe ize ndụ nke ịgbawa mgbe a na-eji ya eme ihe.Ihe dị n'ime butyl roba ka nwere ike hụ na ndụ taya kacha mma na nchekwa n'okpuru ọnọdụ okpomọkụ dị elu ma ọ bụ n'okpuru ọnọdụ ọkụ.Obere akwa nwere ike ibelata oghere nke oghere ahụ ma mee ka ndozi nke butyl roba n'ime tube dị mfe ma dị mfe.Ngwọta oxidation kacha mma na nguzogide ozone nke butyl rubber na-eme butyl roba n'ime tube nwere ezigbo nguzogide mbibi, na ogologo ndụ ya na ndụ ọrụ dị mma karịa tube ime roba eke.Obere ikuku nke butyl rubber na-enyere aka idobe tube dị n'ime ya ka ọ na-edobe nrịbama ọnụ ahịa ziri ezi ruo ogologo oge.Arụmọrụ a pụrụ iche na-eme ka taya elu tube na-eyi nke ọma ma hụ na ndụ okpueze kacha mma.Gbatịkwuo ndụ ọrụ nke taya elu, mụbaa nkwụsi ike na nchekwa nke ịnya ụgbọ ala, belata nkwụsi ike na-agbagharị, wee belata oriri mmanụ iji nweta nzube nke ịchekwa ike.

2. Ngwa n'ihe nkwụsị karama ahụike:
Nkwụsị karama ahụike bụ ngwaahịa rọba pụrụ iche maka ịchichi na nkwakọ ngwaahịa na-ejikọ ọgwụ ozugbo.Ọrụ ya na ịdịmma ya na-emetụta arụmọrụ, nchekwa, nkwụsi ike dị mma na ịdị mma nke ọgwụ.A na-agbachikarị corks ọgwụ n'okpuru ọnọdụ okpomọkụ dị elu na ọnọdụ nrụgide dị elu ma ọ bụ n'ụdị disinfectants dị iche iche, na mgbe ụfọdụ ọ dị mkpa ka echekwara ya ogologo oge n'okpuru ọnọdụ okpomọkụ dị ala.Ya mere, e nwere ihe siri ike chọrọ na chemical Njirimara, anụ ahụ n'ibu Njirimara na ndu Njirimara nke roba.Ebe ọ bụ na onye na-akwụsị karama na-ejikọta ya na ọgwụ ahụ kpọmkwem, ọ nwere ike imerụ ọgwụ ahụ n'ihi mgbasa nke ihe a na-ewepụ na karama ahụ n'ime ọgwụ ahụ, ma ọ bụ belata ọrụ nke ọgwụ ahụ n'ihi ntinye nke akụkụ ụfọdụ na ọgwụ ahụ. site na nkwụsị karama.Butyl rubber ọ bụghị naanị na ọ nwere ikike dị ala, kamakwa ọ nwere nguzogide oxidation dị mma, nguzogide acid na alkali, nguzogide okpomọkụ na nguzogide kemịkalụ.Mgbe ejiri butyl roba bottle stopper, ụlọ ọrụ na-emepụta ọgwụ nwere ike ime ka usoro nkwakọ ngwaahịa dị mfe, jiri okpu aluminum mepere emepe, wepụ ihe mkpuchi mkpuchi ma belata ọnụ ahịa ya, ma nwee ike ịkwado iji injection.

3. Ngwa ndị ọzọ:
Na mgbakwunye na ojiji ndị a dị n'elu, butyl rubber nwere ihe ndị a: (1) mkpuchi nke akụrụngwa kemịkal.N'ihi ezigbo nguzogide corrosion kemịkalụ ya, butyl roba abụrụla ihe kacha amasị maka mkpuchi kemịkalụ na-eguzogide corrosion.Mmụba nke butyl rọba n'ime ihe mgbaze dị iche iche dị ala nke ukwuu, nke bụ otu n'ime ihe dị mkpa kpatara eji butyl roba na mpaghara a.(2) uwe nchebe na ihe nchebe.Ọ bụ ezie na ọtụtụ ihe ndị dị na plastik nwere ọrụ dịpụrụ adịpụ na nchebe dị mma, ọ bụ naanị ihe na-agbanwe agbanwe nwere ike inye echiche maka mgbanwe dị mkpa maka obere permeability na uwe dị mma.N'ihi ikike ya dị ala na mmiri mmiri na gas, a na-eji butyl roba eme ihe n'ọtụtụ ebe na uwe nchebe, ponchos, mkpuchi nchebe, ihe mkpuchi gas, uwe aka, akpụkpọ ụkwụ roba na akpụkpọ ụkwụ.

Nkwadebe

Enwere ụzọ abụọ isi mmepụta nke roba butyl nkịtị: usoro slurry na usoro ngwọta.A na-eji usoro slurry mara site na iji chloromethane dị ka diluent na mmiri-alcl3 dị ka onye mmalite.Na obere okpomọkụ nke -100 ℃, isobutylene na obere ego nke isoprene na-enweta cationic copolymerization.Usoro polymerization chọrọ iji ihe ndị na-emepụta ihe.Iji meziwanye arụmọrụ nke ndị na-emepụta ihe, ọ dị mkpa iji cocatalysts na-amalite polymerization n'ọtụtụ ọnọdụ.Ụlọ ọrụ America si mba ọzọ na ụlọ ọrụ German na-achịkwa teknụzụ mmepụta ihe.Usoro mmepụta nke butyl roba site na usoro slurry na-agụnye usoro anọ: polymerization, nchacha ngwaahịa, imegharị ihe na ihicha kettle.Emepụtara usoro ọgwụgwọ ahụ site na ụlọ ọrụ rọba synthetic taoriati nke Russia na ụlọ ọrụ Italiantali.Njirimara teknụzụ bụ na a na-eji mgbagwoju nke alkyl aluminom chloride na mmiri dị ka onye na-amalite copolymerize isobutene na obere ego nke isoprene na hydrocarbon mgbaze (dị ka isopentane) na okpomọkụ nke - 90 ka - 70 ℃.Isi usoro nke butyl roba mmepụta site na usoro ngwọta na-agụnye nkwadebe, jụrụ oyi, polymerization nke usoro ihe mmalite na ihe ndị a gwakọtara agwakọta, ịgwakọta ngwọta roba, nkwụsịtụ na ịkwapụ, mgbake na nchacha nke ihe mgbaze na monomer na-adịghị emezigharị, ọgwụgwọ ọgwụgwọ nke roba, wdg. Isi ihe inyeaka gụnyere refrigeration, reactor ihicha, nkwadebe mgbakwunye, wdg.


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