DPPD hmoov CAS 74-31-7 Antioxidant H
Antioxidant H (DPPD) cas 74-31-7 cov ntsiab lus
English alias: N, N-diphenyl-p-phenylenediamine
Lus Askiv luv: Antioxidant H DPPD
CAS: 74-31-7 Nr
Cov mis mos molecular: C18H16N2
Molecular Luj: 260.34
Lub ntiajteb txawj nqus: 1.2
Daim ntawv thov ntawm Antioxidant H (DPPD) cas 74-31-7
Antioxidant H DPPD yog ib qho muaj zog antioxidant zog ntawm amine antioxidants, zoo li dav amine antioxidants, nws muaj zog tiv thaiv kev ua tau zoo rau cov cua sov, oxygen, lub teeb aging, ntxiv rau nws kuj muaj kev tiv thaiv zoo ntawm ozone thiab cov hlau tsis zoo xws li tooj liab, manganese ua rau kev laus.
Antioxidant H DPPD muaj kev tiv thaiv zoo ntawm ib puag ncig cua sov, oxygen, lub teeb, ozone thiab lwm yam hauv cov khoom, thiab nws muaj cov txiaj ntsig zoo hauv chloroprene roj hmab. Antioxidant H DPPD yog siv rau hauv cov khoom siv roj hmab, nws cov kev ua haujlwm flexural thiab kev ua kom tawg tau zoo dua qub.
Antioxidant H DPPD yog dav siv nyob rau hauv ntau yam kev lag luam khoom siv roj hmab, tshwj xeeb tshaj yog haum rau txhua yam ntawm lub tsheb log tsheb, maus taus log tsheb, moped, log tsheb tread compound, nws yog feem ntau siv nyob rau hauv tag nrho cov hom ntawm siv, kis tau tus mob txoj siv, conveyor siv, thiab lwm yam, raws li zoo raws li ntau yam roj hmab ncoo thiab hlau thiab cable. Nws kuj yog siv rau cov khoom siv niaj hnub xws li cov khau khiab.
Antioxidant H (DPPD) cas 74-31-7 Ntim thiab Cia
25kg ib lub hnab, ntim rau hauv hnab ntawv lined nrog lub hnab yas, nws yuav tsum muab cia rau hauv qhov chaw txias thiab qhov cua. Nws lub neej txee yog 12 lub hlis. Tom qab hnub uas tau teev tseg, yog tias qhov kev tshuaj xyuas cov khoom tseem yog raws li tus qauv, nws tuaj yeem siv txuas ntxiv mus.
| Yam khoom | Index | ||
| Ua kom zoo | 1 qib | 2 qib | |
| Pib melting point, ℃ | ≥140.0 | ≥135.0 | ≥125.0 |
| Cov ntsiab lus tshauv,% (m / m) | ≤ 0.40 | ≤ 0.40 | ≤ 0.40 |
| Txo los ntawm cua sov,% (m / m) | ≤ 0.40 | ≤ 0.40 | ≤ 0.40 |
| Qhov seem ntawm sieving (100 mesh), % (m / m) | ≤1.0 | ≤1.0 | ≤1.0 |
| Qhov tshwm sim | Grey los yog xim av hmoov
| ||
