Zinc oxide bụ ihe a na-ejikarị eme ihe na nhazi rọba. N'ime mmepụta rọba, usoro mkpofu na imegharị ihe nwere ike ịhapụ ogige zinc, na-emerụ gburugburu ebe obibi, ya mere a ga-ebelata ọnụọgụ zinc oxide na usoro roba. Zinc oxide na-arụ ọrụ nwere obere akụkụ, nnukwu ebe dị elu, ọrụ vulcanization dị elu, ma e jiri ya tụnyere zinc oxide nkịtị, ọnụọgụ zinc oxide na-arụ ọrụ na-ebelata, si otú a na-ebelata mmebi nke zinc na gburugburu ebe obibi, na-egosipụta uru gburugburu ebe obibi na akụ na ụba.
A na - emepụta zinc oxide na-arụ ọrụ site na iji usoro mmiri, ngwakọta nke mmiri ozuzo na ịsa nri, iji mepụta zinc oxide na-arụ ọrụ na zinc oxide transperent, megidere usoro calcination omenala na-eji ọtụtụ ndị ọzọ na-emepụta ihe. Usoro mmiri ahụ nwere ogo dị elu nke ịdị mma, usoro ahụ na-ebutekwa nnukwu ebe dị elu (40m2 / g) na nkesa nke kachasị mma maka ọtụtụ ngwa, na ọdịnaya dị ala nke adịghị ọcha dị arọ bụ otu n'ime nkwenye gburugburu ebe obibi nke ngwaahịa a.
Usoro mmepụta nke usoro mmiri bụ nke a: zinc ingot na sulfuric acid mmeghachi omume iji mepụta zinc sulfate, na mmeghachi omume ya na sodium carbonate iji mepụta zinc carbonate dị ka ihe onwunwe maka zinc oxide. Na zinc carbonate dị ka akụrụngwa, zinc oxide na-emepụta site na ịsacha, ihicha, calcining na ngwepịa.
Nkezi urughuru size nke nọ n'ọrụ zinc oxide bụ 50nm, kpọmkwem n'elu ebe bụ nnukwu, banyere 40m2 / g, na kristal bụ mmanụ aṅụ, rụrụ na porous, otú dispersion dị mma; ya mgbasa ọsọ bụ ngwa ngwa karịa nkịtị zinc oxide, nkesa bụ edo, na mmeghachi omume melite onu nke bridgeing agglomeration, ihu ọma nwere ike meghachi omume kpamkpam; ọla dị arọ Pb2 +, Cu2 +, Cd2 +, Mn2 +, Fe2 + ọdịnaya dị oke ala, n'ikwekọ na ihe ndị a chọrọ maka nchebe gburugburu ebe obibi.
Eji ngwaahịa
A na-ejikarị Zinc oxide na ụlọ ọrụ rọba eme ihe dị ka onye na-eme ihe na-eme ihe na-eme ngwa ngwa (accelerating agent), ọrụ ya bụ ịkwalite nkwalite nke vulcanization accelerator na ịkwalite mmetụta vulcanization nke rọba. Usoro mmeghachi omume ya bụ: zinc oxide na accelerator mmeghachi omume kemịkalụ iji mepụta osooso zinc nnu; accelerator zinc nnu na polysulfide molecules iji mepụta polysulfide zinc nnu; polysulfide zinc nnu na roba macromolecule mmeghachi omume iji mezue ikpeazụ kemịkalụ crosslinking, nke mere na-akwalite vulcanization nke roba, ebighị na ike nke ọrụ mgbochi ịka nká, iji nweta nkwụsi ike, nhazi nchekwa, a nnukwu ogo nke Mbelata na ntụpọ ọnụego, na melite roba ngwaahịa, akwa iguzogide, abrasion iguzogide, na-abawanye na ofu vulcanization nke rubber nwere ike na-abawanye elongation nke rubbercan. Ma melite vulcanized roba gbatịa nrụgide, ike tensile na elongation, belata mkpakọ na-adịgide adịgide nrụrụ, wdg.
1. Zinc oxide na-arụ ọrụ n'ime ngwa nke radial taya nke ọkara-steel
N'otu ego ahụ, iji zinc oxide na-arụ ọrụ 2 # usoro roba na-agwọ ọsọ karịa iji zinc oxide nkịtị 1 # usoro roba mụbara ihe dị ka ugboro 1; 3 # usoro usoro onunu ogwu nke zinc oxide na-arụ ọrụ bụ naanị 1 # usoro nke usoro zinc oxide nkịtị nke 80%, mana usoro ọgwụgwọ roba 3 # ka dị ngwa ngwa karịa usoro nke roba l. 3 formulations nke roba coking Njirimara, na Menni viscosity abụghị ihe dị iche.
Usoro ule vulcanized roba isi ike, nrụgide tensile na-adị mgbe niile, ike mgbakasị na ike dọka mmiri karịa usoro mmepụta rọba vulcanized emelitere, ike ọgwụgwụ ike ọgwụgwụ na ọkwa arụmọrụ na-agbanwe agbanwe, okpomọkụ na ikuku ịka nká belatara ntakịrị.
Zinc oxide na-arụ ọrụ kama zinc oxide nkịtị na-eji na ọkara ígwè radial taya n'ime ply roba, na-agwọ ọrịa anụ ahụ na iji zinc oxide nkịtị na-agwọkwa ọkwa roba dị ka nke roba, a na-eme ngwa ngwa rubber vulcanization, nke na-eme ka oge dị mkpirikpi. Iji zinc oxide na-arụ ọrụ nwere ike ibelata ọnụọgụ zinc oxide, na-eme mgbanwe karịa ihe achọrọ maka nchekwa gburugburu ebe obibi.
2. Ngwa nke zinc oxide na-arụ ọrụ na radial taya tread roba
Site na mmụba nke ọnụọgụ zinc oxide na-arụ ọrụ, TC10 na TC90 na-emekarị nke uto. ML na MH agbanwebeghị nke ukwuu. Nke a pụtara na enwere ike iji zinc oxide na-arụ ọrụ na obere ego.
Ike ike, 100% elongation, 300% elongation na ike dọka mmiri nke rọba agbanweghị nke ọma na mmụba nke zinc oxide na-arụ ọrụ. Mgbe usoro onunu ogwu gafere akụkụ 5, ike ndọka mmiri nke rọba vulcanized na-ebelata inst ead, nke na-ebute oke mmụba nke njupụta crosslink. Mgbe ịka nká na 100 ℃ × 24h, ọnụ ọgụgụ njigide arụmọrụ nke rubber compound na akụkụ 3 nke zinc oxide na-arụ ọrụ bụ nke kacha mma, yana na akụkụ 2.5 nke usoro onunu ogwu kacha njọ. Ihe kpatara ya nwere ike ịbụ ọnụ ọgụgụ nke akụkụ 2.5, usoro ihe mgbochi roba vulcanized ezughị oke, nke a na-egosipụtakwa n'otu elongation ahụ na akwa akwa, nrụrụ na-adịgide adịgide na akwa mmiri, ike siri ike, na mkpakọ okpomọkụ ọgbọ arụmọrụ.
Mgbakwunye na-arụ ọrụ zinc oxide roba ngwakọta, TC10 na TC90 budata ogologo oge, kacha nta torque ML, kacha torque Mn na ihe dị iche n'etiti abụọ MH a ML na-abawanye, na-egosi na ya nhazi nchekwa, vulcanization ọsọ nwayọọ nwayọọ, ogo nke cross-njikọ mụbara, ya tensile ike, 100% ike na-edozi elongation, 300% na-emeziwanye elongation ℃ × 24h ịka nká, ihe nlere anya nke ọnụego njide nke ukwuu Mgbe ịka nká na 100 ℃ × 24h, ọnụ ọgụgụ njide nke arụmọrụ na-abawanye nke ọma. Mgbe a na-eji zinc oxide na-arụ ọrụ na-ebelata ego, TC90 - TS1 na-ebelata, mgbanwe ML na MH adịghị mkpa, na ihe eji arụ ọrụ nke mgbanwe rọba vulcanized na-apụtaghị ìhè; Akụkụ 2.5 nke usoro onunu ogwu, nguzogide ịka nká nke roba vulcanized na-ebelata, ya mere enwere ike belata ego ahụ na akụkụ 3 nke usoro onunu ogwu a ga-eji.
Uru nke zinc oxide
Site na data nnwale nke ngwaahịa ndị a dị n'elu, enwere ike ịmụta na zinc oxide na-arụ ọrụ nwere ike iji ya mee ihe na ngwaahịa rọba dị iche iche.
(1) Ọ nwere mgbasa ozi dị mma na ngwongwo roba, na-emeziwanye ihe anụ ahụ na nke ígwè ọrụ;
(2) N'ime usoro mgbakasị ahụ. Oge coking nke ihe rubber na-adị ogologo, nchekwa nke vulcanization na-eme ka ọ dịkwuo mma, na-eme ka arụmọrụ nke vulcanization dịkwuo mma;
(3) N'ihi nnukwu ebe a kapịrị ọnụ na obere akụkụ nke zinc oxide na-arụ ọrụ , enwere ike iji ya na obere ego na mgbakwunye nke ihe ụfọdụ roba.
