Kev xa khoom sai DPPD hmoov CAS 74-31-7 Antioxidant H
Cov ntsiab lus ntawm Antioxidant H (DPPD) cas 74-31-7
Lus Askiv lub npe: N, N-diphenyl-p-phenylenediamine
Cov lus luv luv lus Askiv: Antioxidant H DPPD
CAS: 74-31-7
Cov mis mos molecular: C18H16N2
Qhov hnyav molecular: 260.34
Lub zog tshwj xeeb: 1.2
Daim ntawv thov ntawm Antioxidant H (DPPD) cas 74-31-7
Antioxidant H DPPD yog cov khoom muaj zog antioxidant ntawm amine antioxidants, zoo li cov amine antioxidants dav dav, nws muaj kev tiv thaiv zoo rau cua sov, oxygen, lub teeb laus yam, ntxiv rau nws kuj muaj kev tiv thaiv pom tseeb rau ozone thiab cov hlau phom sij xws li tooj liab, manganese ua rau laus.
Cov tshuaj antioxidant H DPPD muaj kev tiv thaiv zoo rau qhov kub thiab txias, oxygen, lub teeb, ozone thiab lwm yam hauv cov khoom, thiab nws muaj cov nyhuv pom tseeb hauv cov roj hmab chloroprene. Cov tshuaj antioxidant H DPPD siv rau hauv cov khoom roj hmab, nws cov kev ua tau zoo flexural thiab kev tiv thaiv tawg tau zoo dua.
Cov tshuaj antioxidant H DPPD siv dav hauv ntau hom roj hmab lag luam, tshwj xeeb tshaj yog haum rau txhua hom log tsheb, log tsheb maus taus, moped, log tread compound, nws feem ntau siv rau txhua hom siv, siv txoj siv sib kis, siv txoj siv conveyor, thiab lwm yam, nrog rau ntau yam roj hmab ncoo thiab hlau thiab cable. Nws kuj siv rau cov khoom siv niaj hnub xws li khau.
Antioxidant H (DPPD) cas 74-31-7 Ntim thiab Cia
25kg ib lub hnab, ntim rau hauv lub hnab ntawv uas muaj lub hnab yas, yuav tsum khaws cia rau qhov chaw txias thiab muaj cua nkag. Lub txee siv tau 12 lub hlis. Tom qab hnub teev tseg, yog tias cov khoom tseem zoo li qub, ces siv tau mus ntxiv.
| Khoom | Cov Ntawv Qhia | ||
| Zoo nkauj | Qib 1 | Qib 2 | |
| Pib lub ntsiab lus yaj, ℃ | ≥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 |
| Cov seem los ntawm kev sib tsoo (100 mesh), % (m/m) | ≤1.0 | ≤1.0 | ≤1.0 |
| Qhov tsos | Hmoov grey los yog xim av
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