Maganin hana tsufa H CAS 74-31-7 DPPD mai hana tsufa
Sunan Turanci:N, N-diphenyl-p-phenylenediamine
Takaitaccen Turanci:DPPD
CAS RN:74-31-7
1. Halayen jiki da na sinadarai:
1.1 Tsarin kwayoyin halitta: C18H16N2
1.2 Nauyin kwayoyin halitta: 260.34
1.3 Takamaiman nauyi: 1.2
1.4 Narkewa: Yana narkewa a cikin benzene, ether da acetone. Yana narkewa kaɗan a cikin ethanol. Ba ya narkewa a cikin ruwa.
1.5 Tafasawar zafin jiki: 220-225℃, 0.5mmHg
1.6 Kwanciyar hankali da amsawa: Mai kama da wuta. Idan aka fallasa shi ga iska ko hasken rana, samfurin zai yi oxidize kuma ya canza launinsa. Idan aka taɓa shi da ruwan zafi mai narkewa, zai zama kore.
1.7 Halaye: Iskar shaka ta latex da mahaɗan roba ta dogara ne akan nau'in polymer da ke cikinsa. Matsalolin sun haɗa da canje-canje masu kyau a launi, asarar sassauci, asarar ƙarfin tauri da raguwar juriya ga tasiri, tsufa, fashewa da sauran lalacewar saman. Magungunan antioxidants na roba suna ba da aiki mai mahimmanci da kariya a aikace-aikace kamar roba da robobi, suna kare polymers daga lalacewar oxidative saboda zafi, haske, faɗuwar iskar gas, peroxides, shear, da sauran abubuwan da ke canzawa. Magungunan antioxidant na DPPD H yana ba da kwanciyar hankali na dogon lokaci na zafi da kwanciyar hankali na launi; yana da tasiri a cikin fim, zare, da kayan haɗin giciye masu kauri; kuma yana aiki da kyau a cikin tsarin cike.
| Abu | Fihirisa | ||
| An gyara | Aji na 1 | Aji na 2 | |
| Farkon narkewar wuri, ℃ | ≥140.0 | ≥135.0 | ≥125.0 |
| Yawan toka, %(m/m) | ≤0.40 | ≤0.40 | ≤0.40 |
| Ragewa ta hanyar dumama, %(m/m) | ≤0.40 | ≤0.40 | ≤0.40 |
| Sauran da aka yi amfani da shi wajen cirewa (rami 100), % (m/m) | ≤1.0 | ≤1.0 | ≤1.0 |
| Bayyanar | Foda mai launin toka ko ruwan kasa | ||
Ana iya amfani da sinadarin hana tsufa na H/DPPD a matsayin maganin hana tsufa a cikin sinadarin mai ƙarfi don inganta daidaiton ajiya na samfurin. An yi amfani da shi ga waɗannan roba na halitta, styrene-butadiene, acrylonitrile-butadiene, butadiene, butyl, hydroxyl, da polyisoprene, don samun aiki kamar kyakkyawan yanayin lanƙwasa da kuma sha'awar haɓaka ƙarfin juriya, ƙarfafa aikin kariya ga iskar oxygen mai zafi, ozone da wasu karafa masu cutarwa kamar jan ƙarfe, manganese ba tare da tasiri ga vulcanization na waɗannan roba ba. Yana iya magance matsalar tsufa da ke cikin samfuran roba masu launi mai zurfi yayin da ake amfani da maganin hana tsufa na H tare da maganin hana tsufa na D. Bugu da ƙari, ana iya amfani da shi azaman mai daidaita iskar oxygen mai zafi ga waɗanda ke injiniyan filastik kamar polyethylene, polypropylene, polyamide, da polyformaldehyde don inganta aikinsu na jure yanayi.
Amfani: 1) Ana amfani da sinadarin H/DPPD (N,N'-Diphenyl-p-phenylenediamine) a matsayin maganin hana tsufa da kuma daidaita shi ga roba, man fetur da kayan abinci. Haka kuma ana amfani da shi a matsayin maganin hana polymerization da kuma maganin hana lalacewar jan ƙarfe. Yana da sinadarai masu tsaka-tsaki wajen yin rini, magunguna, robobi, da kuma ƙarin sabulu.
2) Ana kuma amfani da H/DPPD mai hana tsufa wajen samar da polyolefins marasa launi da kuma fina-finan PVC da PVB.
3) Ana amfani da H/DPPD mai hana tsufa sosai a yawancin layukan halitta da na roba da kuma roba.
Shiryawa:Jakar da aka saka da jakar filastik, nauyinta ya kai kilogiram 20/jaka.
Ajiya:Ana adana shi a wuri mai sanyi da iska. Tsawon lokacin shiryawa shine watanni 12 bayan ranar da aka ƙera shi. Har yanzu yana nan idan sakamakon sake gwaji ya cancanta bayan ranar ƙarewa.
Umarnin tsaro:Mai guba. Dole ne a yi amfani da safar hannu ta roba, na'urar numfashi da kuma kariya daga ido yayin tiyata idan akwai fata ko kuma idan akwai ido.
Sufuri:A guji ruwan sama, fallasawa, da kuma yawan zafin jiki.
