UV-144 CAS 63843-89-0

CAS:63843-89-0

ʻAno Molekala:C42H72N2O5

Kaumaha Molekala:685.03

EINECS:264-513-3

Nā huaʻōlelo like:Bis-(1,2,2,6,6-pentamethyl-4-piperidinyl)-2-(3,5-di-tert-butyl-4-hydroxyben Nā mea hoʻopaʻa māmā-144; 2-[[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]-2-butyl-propanedioic acid 1,3-bis(1,2,2,6,6-pentamethyl-4-piperidinyl) ester;

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Hoʻoiho

Huahana Huahana

He aha ka UV-144 CAS 63843-89-0?

ʻO UV-144 keʻokeʻo a hiki i ka pauka melemele liʻiliʻi, kiʻekiʻe-hana NOR ʻano keakea amine māmā stabilizer, kūpono no ka ʻoihana uhi pauda. Hiki i nā mea hoʻokūpaʻa amine i hoʻopaʻa ʻia me nā ʻano antioxidant phenolic i hoʻokaʻawale ʻia ke hōʻemi i ka haki ʻana a me ka nalowale o ka ʻālohilohi, e hoʻolōʻihi loa i ke ola lawelawe o nā kiʻi pena.

Hōʻike

'ikamu	Hōʻike
Lae paila	695.48°C (manaʻo koʻikoʻi)
ʻO ka mānoanoa	1.0062 (manaʻo koʻikoʻi)
Lae hehee	147-149 °C(Solv: methanol (67-56-1); tetrahydrofuran (109-99-9))
pKa	11.99±0.40(Wanamua)
kūʻē	1.4670 (manaʻo)

Palapala noi

ʻO UV-144 kiʻekiʻe-hana NOR ʻano keakea amine light stabilizer, kūpono no ka ʻoihana uhi pauka. Hiki i nā mea hoʻokūpaʻa amine i hoʻopaʻa ʻia me nā ʻano antioxidant phenolic i hoʻokaʻawale ʻia ke hōʻemi i ka haki ʻana a me ka nalowale o ka ʻālohilohi, e hoʻolōʻihi loa i ke ola lawelawe o nā kiʻi pena. I ka manawa like, loaʻa iā ia ka waiwai o ka hana ʻana i nā ʻāpana pauka frictional a hoʻopiʻi ʻia, e hoʻomaikaʻi ana i ka helu o ka pauka. Hoʻohana nui ʻia ia i ka pauka pauka, coil steel, automotive coatings, etc.