PMDI CAS 9016-87-9 Polymethylene Polyphenyl Polyisocyanate
ʻO Shanghai Ruifu Chemical Co., Ltd. ka mea hana nui o Polymethylene Polyphenyl Polyisocyanate (PMDI; Polymeric MID) (CAS: 9016-87-9) me ke kūlana kiʻekiʻe.Hiki iā Ruifu Chemical ke hāʻawi aku i ka honua holoʻokoʻa, ke kumukūʻai hoʻokūkū, ka lawelawe maikaʻi loa, ka liʻiliʻi a me ka nui nui i loaʻa.Kūʻai i ka PMDI,Please contact: alvin@ruifuchem.com
| Inoa Kimia | Polymethylene Polyphenyl Polyisocyanate |
| Nā huaʻōlelo like | PMDI;PAPI;Polymeric MID;MDI PM 200;Polymethylene Polyphenyl Isocyanate;Poly[(phenyl isocyanate)-co-formaldehyde];Coronatemr200;Cr200 |
| Kūlana Kūʻai | Ma ka Waihona, Ka Uuna Kūʻai |
| Helu CAS | 9016-87-9 |
| ʻĀpana Molekala | C8H7NO2 |
| Kaumaha Molecular | 149.14668 g/mol |
| Lae paila | 392 ℃/5 mm Hg |
| Lae Flash | >230°F |
| ʻO ka mānoanoa | 1.2 g/mL ma 25 ℃ (māmā) |
| Hōʻike Hōʻikeʻike N20/D | 1.634 |
| COA & MSDS | Loaʻa |
| Brand | Kemika Ruifu |
| 'ikamu | Kūlana Nānā | Nā hualoaʻa | HoaoMʻano hana |
| Ka nana aku | ʻAlaʻula wai | ʻAlaʻula wai | GB/T 13658-1992 |
| ʻO ka viscosity(25 ℃) (mPa.S) | 150~250 | 231 | GB/T 12009.3-2009 |
| NCO maʻiʻo(%Wt) | 30.20-32.00 | 30.87 | GB/T 12009.4-1989 |
| ʻO ka mānoanoa (25℃)/(g/cm3) | 1.220~1.250 | 1.232 | GB/T 4472-1984 |
| ʻAnoʻakika(%, HCIChelu) | ≤0.05 | 0.0060 | GB/T 12009.5-1992 |
| Hydrolysable Chlorine(%) | ≤0.20 | 0.0544 | GB/T 12009.2-1989 |
Pūʻolo:220kg / Drum, a i ʻole e like me ka makemake o ka mea kūʻai aku.
Hoʻouna:Hāʻawi i ka honua ma ka lewa, ma ke kai e FedEx / DHL Express.Hāʻawi wikiwiki a hilinaʻi hoʻi.
Paʻa:Paʻa.ʻAʻole kūpono me nā mea oxidizing ikaika, nā waiʻona.Hiki ke decompose i loko o ka ea mākū, a i ʻole ma ka pili ʻana me ka wai.
No ka mea he kemika reactive ka PMDI, hiki ke maʻalahi ka hopena me ka wai o ka lewa a alakaʻi i ka hoʻokumu ʻana o ka ureas insoluble a me ke kinoea kalapona kalapona, hiki ke hoʻonui i ke kaomi i loko o nā pahu paʻa a me ka hoʻonui viscosity o ka huahana.No laila, pono e maloʻo loa nā pahu a hoʻopaʻa pono ʻia ma hope o ka hoʻopili ʻana me ka nitrogen.Pono e paʻa pono ʻia nā pahu PMDI a mālama ʻia i loko o ka hale me ka mahana ambient (15-35 ℃) ma kahi wahi i hoʻoluʻu maikaʻi ʻia.ʻO ka mālama ʻana ma kahi mahana haʻahaʻa (ma lalo o 5 ℃) hiki ke alakaʻi i kekahi crystallization;no laila, pono e pale ʻia kēia mea mai ka hau.Inā hiki mai ka crystallization, pono e hoʻomehana ʻia ka mea ma ka ʻōwili ʻana i ka pahu i loko o ka umu wela ma 70-80 ℃ e hoʻoheheʻe ʻia, a laila pono e hoʻonāuki ʻia ma mua o ka hoʻohana ʻana.ʻAʻole ʻōlelo ʻia ka hoʻoheheʻe ʻana i ka wai ʻauʻau.ʻAʻole ʻōlelo ʻia ka mālama ʻana i nā mahana ma luna o 50 ℃ no ka pale ʻana mai ka hoʻokumu ʻana o nā mea paʻa ʻole a me ka piʻi ʻana o ka viscosity.
Pehea e kūʻai ai?E ʻoluʻolu e kelepona maiDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
15 mau makahiki ʻike?Loaʻa iā mākou ma mua o 15 mau makahiki o ka ʻike i ka hana ʻana a me ka hoʻokuʻu ʻana aku i kahi ākea ākea o nā intermediates pharmaceutical kiʻekiʻe a i ʻole nā kemika maikaʻi.
Mākeke Nui?E kūʻai aku i ka mākeke kūloko, ʻAmelika ʻĀkau, ʻEulopa, India, Korea, Iapana, Australia, etc.
Nā pono?ʻO ke kūlana kiʻekiʻe, ke kumukūʻai kūpono, nā lawelawe ʻoihana a me ke kākoʻo ʻenehana, ka lawe wikiwiki ʻana.
ʻAno maikaʻiHōʻoiaʻiʻo?Pūnaehana hoʻomalu maikaʻi koʻikoʻi.ʻO nā lako ʻoihana no ka nānā ʻana ʻo NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, etc.
Nā laʻana?Hāʻawi ka hapa nui o nā huahana i nā laʻana manuahi no ka loiloi maikaʻi, pono e uku ʻia ke kumukūʻai e nā mea kūʻai aku.
Hooia Hale Hana?Welina mai ka loiloi hale hana.E ʻoluʻolu e hoʻopaʻa manawa ma mua.
MOQ?ʻAʻohe MOQ.ʻAe ʻia ke kauoha liʻiliʻi.
Manawa Hoʻouna? Inā i loko o ka waihona, ʻekolu lā hoʻouna ʻia.
Kaʻahele?Ma ka Express (FedEx, DHL), ma ka Air, ma ke Kai.
Nā palapala?Ma hope o ka lawelawe kūʻai: COA, MOA, ROS, MSDS, etc.
Hoʻohui Kuʻuna?Hiki ke hāʻawi i nā lawelawe synthesis maʻamau e kūpono i kāu mau pono noiʻi.
Kūkākūkā uku?E hoʻouna mua ʻia ka invoice Proforma ma hope o ka hōʻoia ʻana o ke kauoha, hoʻopili ʻia kā mākou ʻike panakō.Uku e T/T (Telex Transfer), PayPal, Western Union, etc.
Nā Code Risk
R20 - Hoʻopilikia i ka inhalation
R36/37/38 - E hoʻonāukiuki i nā maka, ka ʻōpū hanu a me ka ʻili.
R42 - Hiki ke hoʻoulu i ka naʻau ma ka inhalation
R42/43 - Hiki ke hoʻomāhuahua i ka naʻau ma ka inhalation a me ka pili ʻana i ka ʻili.
R26 - ʻAʻona loa ma ka inhalation
R22 - Poino ke aleia
R39/23/24/25 -
R23/24/25 - He mea ʻona ma ka inhalation, pili me ka ʻili a inā ale ʻia.
R11 - Hiki ke ahi
R20/21/22 - He pōʻino ma ka inhalation, pili me ka ʻili a inā ale ʻia.
Ka wehewehe palekana
S26 - Inā pili me nā maka, e holoi koke me ka wai nui a e ʻimi i ka ʻōlelo aʻo kino.
S28 - Ma hope o ka pili ʻana me ka ʻili, holoi koke me ka nui o ke kopa.
S38 - Inā lawa ʻole ka ea, e hoʻohana i nā mea hana hanu kūpono.
S45 - Inā loaʻa ka pōʻino a i ʻole ka maikaʻi ʻole, e ʻimi koke i ka ʻōlelo aʻo kino (e hōʻike i ka lepili inā hiki.)
S36/37 - E hoʻohana i nā lole pale kūpono a me nā mīkina lima.
S23 - Mai hanu i ka mahu.
S16 - E hoʻokaʻawale i nā kumu o ke ahi.
S7 - Paʻa paʻa ka ipu.
S36 - E hoʻohana i nā lole pale kūpono.
WGK Kelemānia 3
RTECS TR0350000
Polymethylene Polyphenyl Polyisocyanate (PMDI; Polymeric MID) (CAS: 9016-87-9)
ʻO ka PMDI kahi haku mele diisocyanate-diphenylmethane (MDI) i loaʻa i kekahi mau isocyanates hana kiʻekiʻe.ʻO ka hana ma kahi o 2.6-2.7.He wai abrown ia ma nā mahana wela.
Hiki ke hoʻohana nui ʻia ka PMDI i ka hana ʻana i nā mea hoʻoheheʻe wela PU ʻoi loa;hoʻohana ʻia i loko o ka isocyanurate foam, pena, adhesives, structural foam, cellular integral skin foam, automotive bumper a me nā ʻāpana o loko, kiʻekiʻe-resilience foam a me ka lāʻau synthetic, a me nā mea ʻē aʻe.No laila, kūpono loa ia no ka hana ʻana e koi ai i ka flowability ikaika o nā ʻōnaehana.
ʻO ka PMDI he polymer ʻenekinia i hoʻohana ʻia i ka synthesis o nā ʻōpū polyurethane kūpaʻa nui me ka retardancy ahi.
Hoʻohana ʻia no ka hana ʻana i ka microporous polyurethane elastomer kiʻekiʻe, ka uhi ʻana a me ka polyurethane palupalu paʻa ponoʻī, me nā kapuaʻi, nā kaʻa paʻa paʻa, nā kaʻa fenders, nā mea hoʻoheheʻe haʻalulu, nā papa choke, nā huila hoʻokele, nā uluna poʻo noho, nā lima hoʻomaha, nā mea pono o loko, etc. Hoʻohana nui ʻia ia i ka hana ʻana i nā adhesives, coatings, prepolymers a me semi-prepolymers.
Hoʻohana ʻia i ka hana ʻana i nā plastic foam, adhesives, a me nā mea ʻē aʻe i hoʻohana ʻia i ka hana ʻana i nā mea polyurethane, hoʻohana nui ʻia i ka ʻoihana kūkulu, ʻoihana automotive, ʻoihana uila, e like me nā mea insulation thermal a i ʻole nā moena.
ʻO ka PMDI he mea maʻalahi a emiʻole ka meaʻawaʻawa i ka hanu hanu a me kaʻili o kaʻili, akā aia nā pūʻulu isocyanate (NCO) i maʻalahi e pane me ka wai, ke hoʻomehanaʻia ka mahana wela ma mua o 40 ℃ (e like me ka hoʻoheheʻe) a i ʻole ka hana. kaiapuni ua poorly ventilated, e hoʻonui i ka mahu toxicity, me ka hoʻohana 'ana i ka spraying kaʻina hana wahi hana, hiki ke alakaʻi i ka piʻi 'ana i loko o ka hoʻokuʻu 'ana o ka mea i hoʻokuʻu 'ia i loko o ka lewa a me ka toxicity.Pono ka hana ma kahi kaiapuni like i ka pale kinoea a me ka respirator, inā ʻaʻole, ʻo ka inhalation pinepine o ka nui o ka mahu e hoʻoulu ai i nā allergies hanu.Ke loaʻa iā ʻoe ma ka ʻili a i loko o ka maka, holoi me ka wai a holoi i ka ʻili me ke kopa a me ka wai.ʻO ka pahu pahu hao galvanized, ʻaʻole hiki ke hoʻololi ʻia ka huahana, hiki ke lawe ʻia e like me nā ʻōlelo kūpono o nā kemika maʻamau.Ma muli o ke ʻano kemika ikaika o PMDI, ua maʻalahi ka hana ʻana me ka wai e hoʻohua i nā pūhui urea insoluble a hoʻokuʻu i ka carbon dioxide, e hoʻoulu ai i ka pahu pahu a hoʻonui i ka viscosity.No laila, i ka wā o ka mālama ʻana, pono e hoʻopaʻa paʻa ʻia ka pahu a hoʻopiha ʻia me ka pale o ka nitrogen maloʻo.Pono ka PMDI ma ka lumi wela (20 ~ 25 deg C) i loko o kahi lumi i hoʻopaʻa ʻia i hoʻopaʻa ʻia;Inā haʻahaʻa loa ka mahana mālama (ma lalo o 5 deg C) hiki ke alakaʻi i ke ʻano o ka crystallization, no laila pono e hoʻolohe i ka antifreeze.Ke hiki mai ka crystallization, pono e wela a hoʻoheheʻe ʻia ma 70-80 ℃ ma mua o ka hoʻohana ʻana, a hoʻoulu maikaʻi.Pono e pale i ka mālama lōʻihi ma luna o 50 ℃, I mea e pale ai i ka hoʻokumu ʻana o nā mea paʻa ʻole a hoʻonui i ka viscosity.ʻO ke ola o ka PMDI he 1 makahiki ma lalo o nā kūlana mālama kūpono.
ʻAno kino a me kemika:ʻO ka wai aniani ʻeleʻele me ka ʻala ʻala.
ʻEa a me ka wai:Hoʻopili me ka wai me ka lohi e hana i ka scum kaumaha a hoʻokuʻu i ke kinoea carbon dioxide.Hiki ke piʻi aʻe ke kaomi weliweli inā hoʻopaʻa ʻia ka pahu.
Moʻolelo hoʻolalelale:Hoʻopili ka Polymethylene polyphenyl polyisocyanate me ka wai e hana mālie ana i ka scum kaumaha a hoʻokuʻu i ke kinoea carbon dioxide.Hiki ke piʻi aʻe ke kaomi weliweli inā hoʻopaʻa ʻia ka pahu.Pono e hoʻokō ʻia nā hopena i hoʻopaʻa ʻia i ka base-catalysed o isocyanates me nā waiʻona i loko o nā solvents inert.ʻO ia mau hopena i ka loaʻa ʻole o nā mea hoʻoheheʻe pinepine ʻia me ka hana pahū [Wischmeyer 1969].
Pilikino Pilikino.
Pilikia Ola:ʻO ka inhalation ke kumu o ka hanu ʻole, ka ʻeha o ka umauma, a me ka hoʻemi ʻana i ka hana pulmonary;hiki i ka uwē, ka ʻū, a me ka sputum.ʻO ka hoʻopili ʻana me ka wai hoʻonāukiuki i nā maka a me ka ʻili.Hoʻopilikia ka waha a me ka ʻōpū i ka ʻai ʻana.
Pilikia ahi:Ka hana i ke ahi: Pahu paha nā pahu.
Palapala Palekana:ʻona ʻona ma ka ʻai ʻana.He mea ʻawaʻawa ma ka inhalation.Carcinogen nīnau me ka ʻikepili neoplastigenic hoʻokolohua ma ke ala implant.Ke hoʻomehana ʻia a palaho, hoʻopuka ʻo ia i nā uahi ʻawaʻawa o NOx.
