PMDI CAS 9016-87-9 Polymethylene Polyphenyl Polyisocyanate
Shanghai Ruifu Chemical Co., Ltd. shine babban masana'anta na Polymethylene Polyphenyl Polyisocyanate (PMDI; Polymeric MID) (CAS: 9016-87-9) tare da babban inganci.Ruifu Chemical na iya samar da isar da saƙo na duniya, farashi mai gasa, kyakkyawan sabis, ƙanana da adadi mai yawa akwai.Sayi PMDI,Please contact: alvin@ruifuchem.com
| Sunan Sinadari | Polymethylene Polyphenyl Polyisocyanate |
| Makamantu | PMDI;PAPI;Polymeric MID;MDI PM 200;Polymethylene Polyphenyl Isocyanate;Poly[(phenyl isocyanate) - co-formaldehyde;Coronatemr200;Cr200 |
| Matsayin Hannun jari | A Stock, Sikelin Kasuwanci |
| Lambar CAS | 9016-87-9 |
| Tsarin kwayoyin halitta | Saukewa: C8H7NO2 |
| Nauyin Kwayoyin Halitta | 149.14668 g/mol |
| Wurin Tafasa | 392 ℃/5 mm Hg |
| Wurin Flash | >230°F |
| Yawan yawa | 1.2 g/ml a 25 ℃ (lit.) |
| Fihirisar Refractive n20/D | 1.634 |
| COA & MSDS | Akwai |
| Alamar | Ruifu Chemical |
| Abu | Matsayin Dubawa | Sakamako | GwajiMdabi'a |
| Bayyanar | Ruwan Brown | Ruwan Brown | GB/T 13658-1992 |
| Dankowar jiki(25 ℃) (mPa.S) | 150-250 | 231 | GB/T 12009.3-2009 |
| Abubuwan da ke cikin NCO(% Wt) | 30.20 ~ 32.00 | 30.87 | GB/T 12009.4-1989 |
| Yawan yawa (25 ℃)(g/cm3) | 1.220 ~ 1.250 | 1.232 | GB/T 4472-1984 |
| Abun ciki Acid(%, HCICauta) | ≤0.05 | 0.0060 | GB/T 12009.5-1992 |
| Hydrolysable Chlorine(%) | ≤0.20 | 0.0544 | GB/T 12009.2-1989 |
Kunshin:220kg / Drum, ko bisa ga abokin ciniki ta bukata.
Jirgin ruwa:Isar da shi zuwa duniya ta iska, ta teku ta FedEx / DHL Express.Bayar da isarwa cikin sauri kuma abin dogaro.
Kwanciyar hankali:Barga.Wanda bai dace ba tare da magungunan oxidizing masu ƙarfi, alcohols.Yana iya rubewa a cikin iska mai ɗanɗano, ko kuma idan aka haɗu da ruwa.
Tunda PMDI sinadari ne mai amsawa, amsawa tare da danshi na yanayi yana faruwa cikin sauƙi kuma yana haifar da samuwar ureas da ba za a iya narkewa ba da iskar carbon dioxide, wanda zai iya haifar da haɓakar matsa lamba a cikin rufaffiyar kwantena da haɓakar ɗankowar samfurin.Don haka dole kwantena su bushe sosai kuma a rufe su a hankali bayan cunkoso da nitrogen.Kwantena na PMDI yakamata a rufe su da kyau kuma a adana su a cikin gida a yanayin zafi (15-35 ℃) a cikin wuri mai iskar iska.Adana a ƙananan zafin jiki (a ƙasa 5 ℃) na iya haifar da wasu crystallization;wannan abu dole ne, saboda haka, a kiyaye shi daga sanyi.Idan crystallization ya faru, kayan ya kamata a mai tsanani ta hanyar mirgina drum a cikin tanda mai zafi a 70-80 ℃ don narke shi, sannan ya kamata a girgiza sosai kafin amfani.Ba a ba da shawarar narkewa a cikin ruwan wanka ba.Extended ajiya a yanayin zafi sama da 50 ℃ ba a bada shawarar don hana daga samuwar daskararru maras narkewa da danko karuwa.
Yadda ake siya?Da fatan za a tuntuɓiDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
Kwarewar Shekaru 15?Muna da fiye da shekaru 15 na gwaninta a cikin ƙira da fitarwa na matsakaicin matsakaicin magunguna masu inganci ko sinadarai masu kyau.
Manyan Kasuwanni?Sayarwa zuwa kasuwannin cikin gida, Arewacin Amurka, Turai, Indiya, Koriya, Jafananci, Australia, da sauransu.
Fa'idodi?Babban inganci, farashi mai araha, sabis na ƙwararru da tallafin fasaha, bayarwa da sauri.
inganciTabbaci?Tsananin kula da ingancin inganci.Kayan aikin ƙwararru don bincike sun haɗa da NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, gwajin ƙayyadaddun ƙwayoyin cuta, da sauransu.
Misali?Yawancin samfurori suna ba da samfurori kyauta don ƙima mai kyau, farashin jigilar kaya ya kamata a biya ta abokan ciniki.
Binciken Masana'antu?Ma'aikata duba maraba.Da fatan za a yi alƙawari a gaba.
MOQ?Babu MOQ.Karamin tsari abin karɓa ne.
Lokacin Bayarwa? Idan cikin hannun jari, garantin isar da kwana uku.
Sufuri?By Express (FedEx, DHL), ta Air, ta Teku.
Takardu?Bayan sabis na tallace-tallace: COA, MOA, ROS, MSDS, da dai sauransu za a iya ba da su.
Haɗin Kan Al'ada?Zai iya ba da sabis na haɗawa na al'ada don dacewa da buƙatun bincikenku.
Sharuɗɗan Biyan kuɗi?Za a fara aiko da daftari na Proforma bayan tabbatar da oda, an rufe bayanan bankin mu.Biya ta T/T (Telex Transfer), PayPal, Western Union, da dai sauransu.
Lambobin haɗari
R20 - Yana cutar da numfashi
R36/37/38 - Haushi da idanu, tsarin numfashi da fata.
R42 - Yana iya haifar da hankali ta hanyar shakar numfashi
R42/43 - Yana iya haifar da hankali ta hanyar shakar numfashi da tuntuɓar fata.
R26 - Mai guba sosai ta hanyar shaka
R22 - Yana cutarwa idan an haɗiye shi
R39/23/24/25 -
R23/24/25 - Mai guba ta hanyar inhalation, a cikin hulɗa da fata kuma idan an haɗiye shi.
R11 - Mai ƙonewa sosai
R20/21/22 - Cutarwa ta hanyar shakarwa, a cikin hulɗa da fata kuma idan an haɗiye shi.
Bayanin Tsaro
S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita.
S28 - Bayan haɗuwa da fata, wanke nan da nan da sabulu-suds mai yawa.
S38 - Idan akwai rashin isashshen iska, sanya kayan aikin numfashi masu dacewa.
S45 - Idan akwai haɗari ko kuma idan kun ji rashin lafiya, nemi shawarar likita nan da nan (nuna alamar a duk lokacin da zai yiwu.)
S36/37 - Sanya tufafin kariya da safar hannu masu dacewa.
S23 - Kar a shaka tururi.
S16 - Ka nisantar da tushen wuta.
S7 - Rike akwati a rufe sosai.
S36 - Sanya tufafin kariya masu dacewa.
WGK Jamus 3
Saukewa: TR0350000
Polymethylene Polyphenyl Polyisocyanate (PMDI; Polymeric MID) (CAS: 9016-87-9)
PMDI wani abu ne na tushen diisocyanate-diphenylmethane (MDI) wanda ya ƙunshi wasu manyan ayyuka na isocyanates.Ayyukan yana kusan 2.6-2.7.Ruwa ne mai launin ruwan kasa a yanayin yanayin yanayi.
PMDI za a iya amfani da ko'ina a cikin samar da m PU kumfa zafi-insulating kayan;Hakanan ana amfani dashi a cikin kumfa isocyanurate, fenti, adhesives, kumfa tsarin, kumfa mai hade da salon salula, bumpers mota da sassan ciki, kumfa mai tsayi da katako, da sauransu.Saboda haka, ya dace musamman don samarwa wanda ke buƙatar tsattsauran kwararar tsarin.
PMDI polymer injiniya ne da aka yi amfani da shi wajen haɗar kumfa polyurethane mai juriya sosai tare da jinkirin harshen wuta.Toxin muhalli akan jerin abubuwan da aka saki na EPA na Amurka (TRI).
An yi amfani da shi don ƙirƙirar microporous polyurethane elastomer, shafi da taushi polyurethane kai-peeling kumfa, ciki har da tafin kafa, m core taya, mota fenders, girgiza absorbers, shake faranti, tuƙi ƙafafun, wurin zama shugaban matasan kai, armrests, ciki na'urorin haɗi, da dai sauransu Har ila yau, ana amfani da shi sosai a cikin masana'anta na adhesives, coatings, prepolymers da Semi-prepolymers.
An yi amfani da shi wajen kera robobin kumfa, adhesives, da dai sauransu da ake amfani da su wajen kera kayan polyurethane, ana amfani da su sosai a cikin masana'antar gini, masana'antar kera motoci, masana'antar lantarki, irin su kayan kwalliyar thermal ko kwanciya.
PMDI yana da rauni sosai kuma ba ya da guba a cikin numfashi na numfashi da kuma shawar fata, amma yana ƙunshe da ƙungiyoyin isocyanate (NCO) waɗanda ke da sauƙin amsawa tare da danshi, lokacin da zafin kayan abu ya yi zafi sama da 40 ℃ (kamar narkewa) ko aiki. yanayi ba shi da kyau sosai, zai ƙara yawan guba na tururi, ban da yin amfani da wurin aikin aikin spraying tsari, zai iya haifar da karuwa a cikin ƙwayar da aka dakatar a cikin iska kuma yana haifar da guba.Aiki a cikin irin wannan yanayi ya kamata a sa abin rufe fuska da iskar gas, in ba haka ba, yawan shakar tururi mai yawa zai haifar da rashin lafiyar numfashi.Da zaran kin samu a fata ko a cikin ido sai ki wanke da ruwa sannan ki wanke fata da sabulu da ruwa.Marubucin ganga na ƙarfe na galvanized, samfurin ba shi da ƙarfi, ana iya jigilar su bisa ga abubuwan da suka dace na sinadarai na gabaɗaya.Saboda yanayin sinadarai mai aiki na PMDI, yana da sauƙin amsawa da ruwa don samar da mahadi na urea da ba za a iya narkewa ba da sakin carbon dioxide, yana haifar da ganga na ganga da haɓaka danko.Sabili da haka, yayin aikin ajiya, akwati dole ne a rufe shi da bushe sosai kuma a cika shi da busassun kariyar nitrogen.PMDI ya kamata ya kasance a cikin dakin da zafin jiki (20 ~ 25 ° C) a cikin ɗakin da ke da iska mai kyau sosai.Idan yawan zafin jiki na ajiya ya yi ƙasa da ƙasa 5 ° C zai iya haifar da samuwar yanayin crystallization, don haka dole ne a kula da maganin daskarewa.Da zarar crystallization ya auku, ya kamata a mai tsanani da kuma narkewa a 70-80 ℃ kafin amfani, da kuma zuga da kyau.Ya kamata kauce wa dogon lokacin ajiya sama da 50 ℃, Domin kauce wa samuwar daskararru insoluble da kuma kara danko.Rayuwar shiryayye na PMDI shine shekara 1 a ƙarƙashin yanayin ajiya mai dacewa.
Abubuwan Jiki da Sinadarai:Ruwa mai haske mai launin ruwan kasa mai kamshi mai kamshi.
Ra'ayin Iska & Ruwa:Yana amsawa da ruwa a hankali yana haifar da datti mai nauyi da kuma 'yantar da iskar carbon dioxide.Matsi mai haɗari na iya haɓakawa idan an rufe akwati.
Bayanin Maimaitawa:Polymethylene polyphenyl polyisocyanate yana amsawa da ruwa a hankali yana haifar da datti mai nauyi da kuma 'yantar da iskar carbon dioxide.Matsi mai haɗari na iya haɓakawa idan an rufe akwati.Base-catalysed halayen isocyanates tare da barasa ya kamata a gudanar a cikin inert kaushi.Irin waɗannan halayen in babu abubuwan kaushi sau da yawa suna faruwa tare da tashin hankali [Wischmeyer 1969].
Halin da ake tambaya game da ciwon daji.
Hadarin Lafiya:Inhalation yana haifar da rashin numfashi, rashin jin daɗin kirji, da rage aikin huhu;Hakanan ana iya yin hushi, tari, da sputum.Haɗuwa da ruwa yana fusatar da idanu da fata.Ciwo yana haifar da haushin baki da ciki.
Hadarin Wuta:Hali a Wuta: Kwantena na iya fashewa.
Bayanan Tsaro:Matsakaicin mai guba ta hanyar ciki.Dan kadan mai guba ta hanyar shaka.Carcinogen mai tambaya tare da bayanan neoplastigenic na gwaji ta hanyar dasa.Lokacin da zafi ya lalace yana fitar da hayaki mai guba na NOx.
