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kara

Waro Free Radical Cacher
waro-kore tuwhena scavenger

whakaahuatanga poto:

Ko te polymer i te nuinga o te wa i roto i te ahua anoxic i raro i nga tikanga tukatuka extrusion, a kei roto i te punaha te maha o nga rauropi waro kaore i te alkoxy radicals me te hydroxyl radicals.Na reira, me kaha te whakapumau tukatuka pai ki te hopu i nga rauropi koreutu.Ko te antioxidant hydroxylamine kua whakahuahia i runga ake nei ko te ahua o te maataki waro tuwhena.


Taipitopito Hua

Tohu Hua

Waro Free Radical Cacher

Ko te polymer i te nuinga o te wa i roto i te ahua anoxic i raro i nga tikanga tukatuka extrusion, a kei roto i te punaha te maha o nga rauropi waro kaore i te alkoxy radicals me te hydroxyl radicals.Na reira, me kaha te whakapumau tukatuka pai ki te hopu i nga rauropi koreutu.Ko te antioxidant hydroxylamine kua whakahuahia i runga ake nei ko te ahua o te maataki waro tuwhena.
Ko nga maataki waro-kore-kore-a-ringa kei te maakete he hydroxylamine, bisphenol mono-acrylate, ortho acrylyl whakakapi phenol me te benzofuranone he maha nga waahanga.
Bisphenol monoacrylate antioxidants:
I roto i nga ngota ngota bisphenol monoacrylate, ka mauhia te tuwhena waro e te roopu acrylyl, a ko nga rauropi enol i hangaia ka taea te huri ki nga rauropi hāora phenolic pumau e te roopu mahi hydroxyl i roto i te ngota kotahi.Ko tenei paanga e mohiotia ana ko te tikanga whakapumau mahi rua.Ka hoatu e te bisphenol monoacrylate he tino kaha ki te hopu tuwhena kore utu.He kaha te whakapumautanga ahakoa nga wera nui.Ko nga kamupene o Hapani me Uropi kua whakarewahia enei hua.I tenei wa, ko Sumilizer GM na Sumitomo Chemical, IRGANOX 3052 na BASF, me AO3352 / AO3353 te nuinga o te whakamahi i te maakete.

HUA AO3352 AO3353
NAMA CAS 61167-58-6 123968-25-2
TE PUKA PAURA MA PAURA RIRIHIWA MA
WHAKAMAHI(%) 99.00 MIN 99.00 MIN
IWA rewa(℃) 130.00 MIN 115.00 MIN
RANGATIRA(%) 0.30 MAX 0.50 MAX
ASH(%) 0.10 MAX 0.10 MAX
TONO Ka whakamahia nui i roto i te PP, PE me etahi atu polyolefin, ABS, HIPS, EPDM, SBR me etahi atu elastomers. Ka whakamahia nuitia i roto i nga taapiri, styrene thermoplastic elastomers, ABS, polystyrene me te rapa polyphenylethylene whakarereke me etahi atu mara.Ka taea e ia te hopu i nga rauropi alkyl, me te mahi i nga mahi synergistic me te benzotriazole UV absorbers me HALS light stabilizers.I roto i te elastomer whakapiri, he pai te mahi tahi me nga antioxidants phenolic me nga antioxidants phosphite ester.

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