Li-antioxidants tsa amine, li-antioxidants tsa amine li sebelisoa haholo ho thibela botsofali ba oksijene e futhumetseng, botsofali ba ozone, botsofali ba mokhathala le oxidation ea heavy metal ion catalytic, phello ea ts'ireletso e ikhethile. Bothata ba eona ke tšilafalo, ho ea ka sebopeho se ka aroloa ka ho eketsehileng:
Phenyl naphthylamine sehlopha: tse kang anti-A kapa anti-A, antioxidant J kapa D, PBNA ke antioxidant ea khale ka ho fetisisa, haholo-holo e sebelisetsoang ho thibela botsofali ba oksijene ea mocheso le botsofali ba mokhathala, ka lebaka la mabaka a chefo, mofuta ona oa antioxidant o 'nile oa sebelisoa ka seoelo linaheng tse ling.
Ketamine antioxidant: e ka fana ka rabara ea diene mocheso o motle haholo le ts'ebetso ea botsofali ea oksijene, maemong a mang ho fana ka khanyetso e ntle ea ts'ebetso ea ho phatloha ha flexural, empa ka seoelo e thibela oxidation ea catalytic ea ion ea tšepe le ts'ebetso ea botsofali ba ozone. Moemeli oa ho thibela botsofali RD. Anti-botsofali AW ha e na ts'ebetso ea antioxidant feela, mme hangata e sebelisoa e le moemeli oa oksijene o thibelang monko.
Li-derivatives tsa Diphenylamine: Li-antioxidants tsena li thibela katleho ea botsofali ba oksijene e futhumetseng e lekanang kapa ka tlase ho polymer ea dihydroquinoline, ha e sebelisoa e le antioxidant, e lekana le antioxidant DD. empa tšireletso khahlanong le mokhathala botsofali e tlaase ho feta ea morao-rao.
Li-Derivatives tsa p-phenylenediamine: Li-antioxidants tsena ke sehlopha sa li-antioxidants tse sebelisoang haholo indastering ea rabara hajoale. Li ka thibela botsofali ba ozone, botsofali ba mokhathala, botsofali ba oksijene ea mocheso le tšepe ea ion-catalyzed oxidation ea lihlahisoa tsa rabara. Dialkyl p-phenylenediamine (jwalo ka UOP788). Lintho tsena li na le botsofali bo khethehileng ba anti-static ozone, haholo-holo ts'ebetso ea botsofali ea static ozone ntle le parafine, le thibelo e ntle ea phello ea ho tsofala ha oksijene ea mocheso. Leha ho le joalo, ba na le tšekamelo ea ho khothalletsa ho chesa.
Tšebeliso ea lintho tsena ka alkyl aryl p-phenylenediamine e ka fana ka tšireletso e ntle khahlanong le botsofali ba static dynamic ozone. Ha e le hantle, dialkyl-p-phenylenediamine e lula e sebelisoa hammoho le alkyl-aryl-p-phenylenediamine. Alkyl aryl p-phenylenediamine joalo ka UOP588, 6PPD. lintho tse joalo li na le tšireletso e ikhethang khahlanong le botsofali bo matla ba ozone. ha li sebelisoa ka boka ba parafine, li boetse li bontša tšireletso e ikhethang khahlanong le botsofali ba ozone e sa fetoheng 'me hangata ha li na bothata ba ho fafatsa serame. Mofuta oa khale ka ho fetisisa, 4010NA, o ntse o sebelisoa haholo.
6DDP hape ke antioxidant e sebelisoang hangata sehlopheng sena. Mabaka a sena ke hore ha e bake dermatitis, e na le phello e fokolang ts'ireletseho ea ts'ebetso ha e bapisoa le tse ling tsa alkyl aryl p-phenylenediamine le dialkyl p-phenylenediamine, e na le tšekamelo e fokolang ea ho khothalletsa ho chesa, ha e fokotsehe ha e bapisoa le tse ling tsa alkyl aryl le dialkyl p-phenylenediamine, bakeng sa SBR e bonts'a stabilizer e ntle haholo le antioxidant. Ha li-substitute kaofela li le aryl, e bitsoa p-phenylenediamine. Ha ho bapisoa le alkyl aryl p-phenylenediamine, theko e tlase, empa ts'ebetso ea anti-ozonation e boetse e tlase, 'me ka lebaka la lebelo la eona la ho falla butle, lintho tsena li na le nako e ntle ea nako e telele' me ke li-antioxidants tse sebetsang hantle. Bothata ba bona ke hore ba bonolo ho fafatsa tranelate ka rabara e nang le solubility e tlaase, empa e thusa haholo ho CR e ka hlahisa tšireletso e ntle haholo. 'Me ha e hlahise bothata ba ho khothalletsa ho chesa.
Phenolic antioxidants
Mofuta ona oa antioxidant o sebelisoa haholo-holo e le antioxidant, mefuta e meng ea mefuta e boetse e na le karolo ea passivation ea li-ion tsa tšepe. Empa phello ea tšireletso ha e ntle joaloka antioxidant ea amine, molemo o ka sehloohong oa mofuta ona oa antioxidant ha o silafatse, o loketse lihlahisoa tsa rabara tse khanyang.
Phenol e sitisang: mofuta ona oa antioxidant o sebelisoa haholo antioxidant 264, SP le li-antioxidants tse ling tse phahameng tsa limolek'hule, ha li bapisoa le ho feto-fetoha ha lintho tse joalo, ka hona, ha li tšoarelle hantle, empa lintho tsena li na le ts'ireletso e mahareng. Anti-botsofali 264 e ka sebelisoa lihlahisoa tsa boemo ba lijo.
Li-bisphenols tse thibetsoeng: mefuta e sebelisoang hangata ea 2246 le 2246S, ts'ebetso ea ts'ireletso le ho se silafale ha lintho tsena li molemo ho feta li-phenols tse thibetsoeng, empa theko e phahame, lintho tsena li ka fana ka tšireletso e sebetsang bakeng sa lihlahisoa tsa seponche sa rabara, empa hape li sebelisoa lihlahisoa tsa latex.
Multi-phenols, haholo-holo e bua ka derivatives ea p-phenylenediamine, tse kang 2,5-di-tert-amylhydroquinone ke e 'ngoe ea tsona, lintho tsena haholo-holo sebelisoa ho boloka viscosity ea unvulcanized rabara lifilimi le likhomaretsi, empa hape NBR BR stabilizer.
Organic sulfide mofuta oa antioxidant
Mofuta ona oa antioxidant o sebelisoa haholo joalo ka stabilizer bakeng sa polasetiki ea polyolefin joalo ka hydroperoxide e senyang antioxidant. Lisebelisoa tse ling ho rabara ke dithiocarbamates le benzimidazoles tse thehiloeng ho thiol. Tšebeliso ea hona joale ea tse ling ke dibutyl dithiocarbamate zinc. Ntho ena e atisa ho sebelisoa ha ho etsoa butyl rabara stabilizer. E 'ngoe ke dibutyldithiocarbamic acid nickel (antioxidant NBC), e ka ntlafatsa tšireletso ea NBR, CR, SBR static ozone botsofali. Empa bakeng sa NR e thusa kang phello ea oxidation.
benzimidazole e thehiloeng ho Thiol
Joalo ka li-antioxidants MB, MBZ, hape ke e 'ngoe ea li-antioxidants tse sebelisoang hangata ho rabara, li na le ts'ireletso e itekanetseng ho NR, SBR, BR, NBR. E thibetse "catalytic oxidation" ea li-ion tsa koporo, lintho tse joalo le li-antioxidants tse sebelisoang hangata, 'me hangata li hlahisa litlamorao tsa synergistic. Mofuta ona oa tšilafalo ea antioxidant e atisa ho sebelisoa lihlahisoa tse mebala e khanyang.
Antioxidant e sa falleng
Moo rabara e nang le ts'ireletso e tšoarellang ea li-antioxidants, tse bitsoang li-antioxidant tse sa falleng, tse ling li boetse li bitsoa li-antioxidant tse sa ntšitsoeng kapa li-antioxidants tse tsitsitseng. Ha ho bapisoa le antioxidant ka kakaretso ho thata haholo ho e ntša, ho thata ho e bapala ebile ho thata ho falla, e le hore antioxidant e ka rabara e bapalle ts'ireletso e tšoarellang ea mekhoa e mene e latelang:
1, Eketsa boima ba limolek'hule tsa antioxidant.
2, ts'ebetso ea li-antioxidants le maqhama a lik'hemik'hale tsa rabara.
3, Antioxidant e hlomathiseletsoa ho rabara pele e sebetsa.
4, ts'ebetsong ea tlhahiso, e le hore monoma e nang le ts'ebetso e sireletsang le copolymerization ea rabara ea monoma.
Antioxidant ka mekhoa e meraro ea ho qetela, eo ka linako tse ling e tsejoang hape e le reactive antioxidant kapa polymer bonding antioxidant.
Nako ea poso: Apr-11-2023