PMDI CAS 9016-87-9 Polymethylene Polyphenyl Polyisocyanate
Shanghai Ruifu Chemical Co., Ltd. ke moetsi ea ka sehloohong oa Polymethylene Polyphenyl Polyisocyanate (PMDI; Polymeric MID) (CAS: 9016-87-9) e nang le boleng bo phahameng.Ruifu Chemical e ka fana ka lits'ebeletso tsa lefats'e ka bophara, theko ea tlholisano, litšebeletso tse ntle haholo, tse nyane le tse ngata tse fumanehang.Reka PMDI,Please contact: alvin@ruifuchem.com
| Lebitso la Lik'hemik'hale | Polymethylene Polyphenyl Polyisocyanate |
| Litlhaloso tse tšoanang | PMDI;PAPI;Polymeric MID;MDI PM 200;Polymethylene Polyphenyl Isocyanate;Poly[(phenyl isocyanate)-co-formaldehyde];Coronatemr200;Cr200 |
| Boemo ba Setoko | Ho Stock, Commercial Scale |
| Nomoro ea CAS | 9016-87-9 |
| Foromo ea limolek'hule | C8H7NO2 |
| Boima ba Molek'hule | 149.14668 g/mol |
| Ntlha e belang | 392 ℃/5 limilimithara Hg |
| Flash point | >230°F |
| Botenya | 1.2 g/mL ho 25℃(lit.) |
| Refractive Index n20/D | 1.634 |
| COA & MSDS | E fumaneha |
| Brand | Ruifu Chemical |
| Ntho | Tekanyetso ea Tlhahlobo | Liphetho | TekoMethod |
| Ponahalo | Mokelikeli o Brown | Mokelikeli o Brown | GB/T 13658-1992 |
| Viscosity(25 ℃) (mPa.S) | 150-250 | 231 | GB/T 12009.3-2009 |
| Litaba tsa NCO(%Wt) | 30.20 ~ 32.00 | 30.87 | GB/T 12009.4-1989 |
| Botenya (25℃)/(g/cm3) | 1.220~1.250 | 1.232 | GB/T 4472-1984 |
| Litaba tsa Asiti(%, HCICont) | ≤0.05 | 0.0060 | GB/T 12009.5-1992 |
| Hydrolysable Chlorine(%) | ≤0.20 | 0.0544 | GB/T 12009.2-1989 |
Sephutheloana:220kg/Drum, kapa ho ya ka tlhokahalo ya moreki.
Ho tsamaisa ka sekepe:Tsamaisa lefatšeng ka bophara ka moea, ka leoatle ka FedEx / DHL Express.Fana ka thomello e potlakileng le e tšepahalang.
Botsitso:E tsitsitseng.Ha e lumellane le lisebelisoa tse matla tsa oxidizing, joala.E ka bola moeeng o mongobo, kapa ha e kopana le metsi.
Kaha PMDI ke lik'hemik'hale tse sebetsang hantle, ho itšoara ka mongobo oa sepakapaka ho etsahala habonolo 'me ho lebisa ho thehoeng ha ureas e sa tsitsang le khase ea carbon dioxide, e leng se ka fellang ka ho hatelloa ha khatello ka lijaneng tse koetsoeng le ho eketseha ha viscosity ea sehlahisoa.Ka hona, lijana li tlameha ho omella 'me li koaloe ka hloko ka mor'a hore li kopane ka nitrogen.Lijana tsa PMDI li lokela ho bolokoa li koetsoe hantle 'me li bolokoe ka tlung mochesong oa tikoloho (15-35 ℃) sebakeng se nang le moea o motle.Ho boloka mocheso o tlase (ka tlase ho 5 ℃) ho ka lebisa ho kristale e itseng;thepa ena e lokela ho, ka hona, ho sireletsoa ho serame.Haeba crystallization e etsahala, thepa e lokela ho futhumatsoa ka ho roala moqomo ka ontong ea moea o chesang ka 70-80 ℃ ho e qhibilihisa, 'me e lokela ho ferekanngoa ka ho feletseng pele e sebelisoa.Ho qhibiliha ka ho hlapa metsi ha ho kgothaletswe.Poloko e atolositsoeng mochesong o kaholimo ho 50 ℃ ha e khothalletsoe ho thibela ho thehoa ha lintho tse tiileng tse sa keneng le ho eketseha ha viscosity.
Mokhoa oa ho Reka?Ka kopo ikopanyeDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
Phihlelo ea Lilemo Tse 15?Re na le boiphihlelo ba lilemo tse fetang 15 ho etsa le ho romella kantle ho naha mefuta e mengata e fapaneng ea li-intermediate tsa boleng bo holimo tsa meriana kapa lik'hemik'hale tse ntle.
Limmaraka tse ka Sehloohong?Rekisetsa 'maraka oa lapeng, Amerika Leboea, Europe, India, Korea, Japane, Australia, joalo-joalo.
Melemo?Boleng bo phahameng, theko e theko e tlaase, lits'ebeletso tsa litsebi le ts'ehetso ea tekheniki, phano e potlakileng.
BolengTiisetso?Tsamaiso e thata ea taolo ea boleng.Lisebelisoa tsa profeshenale bakeng sa tlhahlobo li kenyelletsa NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, joalo-joalo.
Mehlala?Lihlahisoa tse ngata li fana ka mehlala ea mahala bakeng sa tlhahlobo ea boleng, litšenyehelo tsa ho tsamaisa thepa li lokela ho lefshoa ke bareki.
Feme Audit?Ho amoheloa ha fektheri.Ke kopa o etse kopano esale pele.
MOQ?Ha ho MOQ.Taelo e nyenyane e amoheleha.
Nako ea thomello? Haeba ka har'a setoko, ho netefalitsoe hore ho tsamaisoa ka matsatsi a mararo.
Lipalangoang?Ka Express (FedEx, DHL), ka Moea, ka Leoatle.
Litokomane?Ka mor'a tšebeletso ea thekiso: COA, MOA, ROS, MSDS, joalo-joalo e ka fanoa.
Custom Synthesis?E ka fana ka lits'ebeletso tsa tloaelo tsa ho kopanya ho lekana hantle litlhoko tsa hau tsa lipatlisiso.
Litefiso Melao?Invoice ea Proforma e tla romelloa pele kamora netefatso ea odara, e kenyellelitseng tlhahisoleseling ea rona ea banka.Tefo ka T/T (Telex Transfer), PayPal, Western Union, joalo-joalo.
Likhoutu tsa Kotsi
R20 - E kotsi ka ho hema
R36/37/38 - Ho hlohlona mahlong, tsamaiso ya moya le letlalo.
R42 - E ka baka maikutlo ka ho hema
R42/43 - E ka baka maikutlo ka ho hema le ho ama letlalo.
R26 - E Chefo Haholo ka ho hema
R22 - E kotsi ha e koetsoe
R39/23/24/25 -
R23/24/25 - Chefo ka ho hema, ka ho kopana le letlalo le haeba e koetsoe.
R11 - E tuka Haholo
R20/21/22 - E kotsi ka ho hema, ho kopana le letlalo le haeba e koetsoe.
Tlhaloso ea Tšireletseho
S26 - Ha u kopana le mahlo, hlatsoa hang-hang ka metsi a mangata 'me u batle keletso ea bongaka.
S28 - Ka mor'a ho kopana le letlalo, hlatsoa hang-hang ka sesepa-suds e ngata.
S38 - Haeba moea o sa lekana, apara lisebelisoa tse loketseng tsa ho hema.
S45 - Ha ho ka etsahala kotsi kapa ha o ikutlwa o sa phele hantle, batla keletso ho ngaka hanghang (bontsha leibole neng kapa neng ha ho kgoneha.)
S36/37 - Apara liaparo tsa tšireletso tse loketseng le liatlana.
S23 - Se ke oa hema mouoane.
S16 - Qoba hole le mehloli ea mollo.
S7 - Boloka setshelo se koetsoe ka thata.
S36 - Apara liaparo tse loketseng tsa tšireletso.
WGK Jeremane 3
RTECS TR0350000
Polymethylene Polyphenyl Polyisocyanate (PMDI; Polymeric MID) (CAS: 9016-87-9)
PMDI ke sebopeho se thehiloeng ho diisocyanate-diphenylmethane(MDI) se nang le li-isocyanate tse sebetsang hantle.Tshebetso e ka bang 2.6-2.7.Ke mokelikeli o sootho maemong a mocheso a tikoloho.
PMDI e ka sebelisoa haholo ha ho etsoa thepa e thata ea PU foam e thibelang mocheso;e boetse e sebelisoa ka foam ea isocyanurate, lipente, li-adhesives, foam ea sebopeho, foam ea letlalo e kopantsoeng ea cellular, bumper ea likoloi le likarolo tse ka hare, foam e matla haholo le lehong la maiketsetso, joalo-joalo Ka lebaka la sebopeho sa eona se ikhethang sa sebopeho, PMDI e ka fana ka phallo e ntlafetseng.Ka hona, e loketse ka ho khetheha bakeng sa tlhahiso e hlokang phallo e tiileng ea litsamaiso.
PMDI ke polymer ea boenjiniere e sebelisoang ha ho etsoa liforomo tse matla haholo tsa polyurethane tse nang le lelakabe la retardancy.Chefo ea tikoloho lethathamong la US EPA Toxic Release Inventory List (TRI).
E sebelisetsoa ho etsa lisebelisoa tse phahameng tsa microporous polyurethane elastomer, ho roala le ho penta foam e bonolo ea polyurethane, ho akarelletsa le soles, lithaere tse tiileng, li-fenders tsa koloi, li-absorbers, lipoleiti tse khamang, mabili a tsamaisoang, mesamo ea hlooho ea setulo, li-armrests, lisebelisoa tsa ka hare, joalo-joalo. E boetse e sebelisoa haholo ha ho etsoa li-adhesives, coatings, prepolymers le semi-prepolymers.
E sebelisoa ha ho etsoa li-plastiki tsa foam, li-adhesives, joalo-joalo tse sebelisoang ha ho etsoa thepa ea polyurethane, e sebelisoang haholo indastering ea kaho, indasteri ea likoloi, indasteri ea motlakase, joalo ka thepa ea ho kenya mocheso kapa libethe.
PMDI ha e na chefo haholo ebile ha e na chefo ha e hema le ho monya letlalo, empa e na le lihlopha tsa isocyanate (NCO) tseo ho leng bonolo ho li sebetsana le mongobo, ha mocheso oa thepa o futhumala ho feta 40 ℃ (joalo ka ho qhibiliha) kapa ho sebetsa. tikoloho ha e na moea o motle, e tla eketsa chefo ea mouoane, ntle le tšebeliso ea sebaka sa mosebetsi oa kaho ea ho fafatsa, e ka lebisa ho eketseha ha likaroloana tse emisitsoeng moeeng le ho baka chefo.Ho sebetsa sebakeng se ts'oanang ho lokela ho roala maske a khase le mochini o phefumolohang, ho seng joalo, ho hema khafetsa ka bongata bo feteletseng ba mouoane ho tla baka ho hema.Hang ha u e fumana letlalong kapa ka hare ho leihlo, hlatsoa ka metsi 'me u hlatsoe letlalo ka sesepa le metsi.Sephutheloana sa meqomo ea tšepe e entsoeng ka galvanized, sehlahisoa ha se fetohe, se ka tsamaisoa ho ea ka litokisetso tse amehang tsa lik'hemik'hale tse akaretsang.Ka lebaka la tlhaho e sebetsang ea lik'hemik'hale tsa PMDI, ho bonolo ho itšoara ka metsi ho hlahisa metsoako ea urea e sa tsitsang le ho lokolla carbon dioxide, e bakang moqomo le ho eketsa viscosity.Ka hona, nakong ea ts'ebetso ea polokelo, setshelo se tlameha ho koaloa ka thata ka thata le ho tlatsoa ka tšireletso e omileng ea naetrojene.PMDI e lokela ho ba mocheso oa kamore (20 ~ 25 deg C) ka phapusing e nang le moea o pholileng hantle e tiisitsoeng ka thata;Haeba mocheso oa polokelo o le tlase haholo (ka tlase ho 5 deg C) o ka lebisa ho thehoeng ha ketsahalo ea crystallization, kahoo e tlameha ho ela hloko antifreeze.Hang ha crystallization e etsahala, e lokela ho futhumatsoa le ho qhibiliha ka 70-80 ℃ pele e sebelisoa, 'me e tsosoe hantle.E lokela ho qoba ho boloka nako e telele ka holimo ho 50 ℃, E le ho qoba ho thehoa ha lintho tse tiileng le ho eketsa viscosity.Bophelo ba sethala sa PMDI ke selemo se le seng tlas'a maemo a loketseng a polokelo.
Thepa ea 'Mele le Lik'hemik'hale:Mokelikeli o mosootho o bonaletsang le monko o hlabang.
Maikutlo a Moea le Metsi:E arabela ka metsi butle ho etsa scum e boima le ho lokolla khase ea carbon dioxide.Khatello e kotsi e ka eketseha haeba setshelo se tiisitsoe.
Boemo ba Reactivity:Polymethylene polyphenyl polyisocyanate e sebetsana le metsi butle-butle ho etsa scum e boima le ho lokolla khase ea carbon dioxide.Khatello e kotsi e ka eketseha haeba setshelo se tiisitsoe.Boitšoaro bo thehiloeng ho li-isocyanate ka lino tse tahang bo lokela ho etsoa ka li-solvents tse inert.Lits'oants'o tse joalo ha ho se na lihlapolli hangata li etsahala ka pefo e phatlohang [Wischmeyer 1969].
Kotsi e belaetsang carcinogen.
Kotsi ea Bophelo bo Botle:Ho hema ho baka ho hema, ho se thabise sefuba, le ho fokotsa tšebetso ea matšoafo;ho hema, ho khohlela, le likhohlela le tsona li ka hlaha.Ho kopana le metsi ho koatisa mahlo le letlalo.Ho ja ho baka ho teneha ha molomo le mala.
Kotsi ea Mollo:Boitšoaro Mollong: Lijana li ka 'na tsa phatloha.
Boemo ba Polokeho:E chefo e mahareng ka ho ja.Chefo e nyane ka ho hema.Carcinogen e belaetsang e nang le data ea liteko tsa neoplastigenic ka tsela ea ho kenya.Ha e chesa ho bola e ntša mosi o chefo oa NOx.
