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Kemika Polyurethane

  • Mea Hana Maikaʻi Kumu P-TOLUENESULFONYLISOCYANATE (PTSI) CAS 4083-64-1

    Mea Hana Maikaʻi Kumu P-TOLUENESULFONYLISOCYANATE (PTSI) CAS 4083-64-1

    ʻO P-TOLUENESULFONYLISOCYANATE (PTSI) kahi isocyanate hana hoʻokahi.He hana kiʻekiʻe ka P-TOLUENESULFONYLISOCYANATE (PTSI) a hiki ke hana me nā diisocyanates maʻamau, e like me TDI a me HDI, me ka wai i loko o nā polyols a me nā solvents.ʻAʻole hoʻonui ka carbamate i ka viscosity o ka ʻōnaehana.ʻO ka pōʻino, ʻo ka nui o ka ʻona o ka oxazolidine a me nā mea maloʻo ʻē aʻe;Hoʻopili ʻo P-TOLUENESULFONYLISOCYANATE (PTSI) me ka wai e hana i carbon dioxide a me toluenesulfamide, no laila ʻaʻole hiki ke hoʻohana pololei ʻia ʻo P-TOLUENESULFONYLISOCYANATE (PTSI) i nā hana pena a hoʻohana mau ʻia no ka pre-dehydration.No ka wehe ʻana i 1g o ka wai i loko o ka solvent, e pili ana i ka 12g o PTSI e koi ʻia, akā ʻoi aku ka nui o ka nui ma mua o kēia.

    CAS: 4083-64-1

  • Mea Hana Maikaʻi Kumukuai Dimethylbenzylamine (BDMA) CAS:103-83-3

    Mea Hana Maikaʻi Kumukuai Dimethylbenzylamine (BDMA) CAS:103-83-3

    ʻO ka Dimethylbenzylamine (BDMA) he wai melemele ʻole me ka ʻala ʻala.ʻOi iki ka mānoanoa ma mua o ka wai a hiki ke hoʻoheheʻe ʻia i ka wai.Ke kuhi uila ma kahi o 140°F.He mea ʻino i ka ʻili, nā maka a me nā ʻāʻī.He mea ʻawaʻawa iki ma ka ʻai ʻana, ka ʻili a me ka inhalation.Hoʻohana ʻia i ka hana ʻana i nā adhesives a me nā mea ʻē aʻe.

    CAS:103-83-3

  • Manufacturer Good Price CalciumAlumina Cement CAS:65997-16-2

    Manufacturer Good Price CalciumAlumina Cement CAS:65997-16-2

    ʻO CalciumAlumina Cement he sima me ka calcium calcium a i ʻole calcium aluminika ma ke ʻano nui o ka mineral.Hana ʻia ia me ka alumini maoli a i ʻole ka alumina ʻoihana a me ka calcium carbonate (limestone) e like me kekahi ʻāpana, i hana ʻia e ke ahi a hoʻoheheʻe ʻia paha.
    Nā mea a me nā ʻāpana: Hiki ke hoʻokaʻawale ʻia ʻo CalciumAlumina Cement i ka sima calcium calcium maʻamau (al2O3 53-72%, CAO 21-35%) a me ka sima calcium alumini maʻemaʻe (al2O3 72-82%, CAO 19-23 %) ʻElua mau ʻāpana.Hiki ke hoʻokaʻawale ʻia ka sima sima alumini maʻamau i ke ʻano haʻahaʻa haʻahaʻa (FE2O3 <2%) a me ke ʻano kaʻaahi kiʻekiʻe (Fe2O37-16%).Low -rail -type aluminika -type calcium sima hiki ke maheleia i alum lepo sima (Al2O353 ~ 56 %, CAO 33-35%), aluminika -60 sima (al2O359% i 61%, CAO 27-31%), a me ka haʻahaʻa. -Calcium aluminika waikawa sima (Al2O3 65-70%, CAO 21 a 24%).Hiki ke hoʻokaʻawale ʻia ka sima calcium alumini maʻemaʻe i ʻelua ʻano: Al2O3 72-78%) a me ke ʻano alumini ultra-high (Al2O3 78-85%).Eia kekahi, he wikiwiki a paʻakikī hoʻi ka alumini calcium cement.

    CAS: 65997-16-2

  • Mea Hana Maikaʻi Kumukūʻai PVB (Polyvinyl Butyral Resin) CAS:63148-65-2

    Mea Hana Maikaʻi Kumukūʻai PVB (Polyvinyl Butyral Resin) CAS:63148-65-2

    ʻO ka Polyvinyl Butyral Resin(PVB) kahi huahana i ʻaelike ʻia e ka polyvinyl alcohol a me ka butadhyde ma lalo o ka acid catalytic.No ka mea he mau lālā lōʻihi nā molekala PVB, loaʻa iā lākou ka palupalu maikaʻi, ka mahana aniani haʻahaʻa, ka ikaika kiʻekiʻe a me ka ikaika anti-impact.ʻO ka PVB he māliko maikaʻi loa, hiki ke hoʻoheheʻe maikaʻi ʻia, a me ke kūpaʻa māmā maikaʻi, ke kūpaʻa wai, ka pale wela, ke kū anuanu, a me ka hoʻokumu ʻana i ke kiʻiʻoniʻoni.Loaʻa iā ia nā pūʻulu hana e hiki ke hana i nā hopena like ʻole e like me ka acetylene-based saponification reactions, vinegarization o hydroxyl, a me ka sulfonic acidization.Loaʻa iā ia ka hoʻopili kiʻekiʻe me ke aniani, metala (ʻoi aku ka alumini) a me nā mea ʻē aʻe.No laila, ua hoʻohana nui ʻia i ka hana ʻana i ke aniani palekana, adhesives, ceramic flower paper, aluminika foil pepa, uila mea, aniani hoʻoikaika huahana, lole lapaʻau 'elele, etc., a lilo i indispensable synthetic resin mea.
    PVB(Polyvinyl Butyral Resin) CAS:63148-65-2
    Moʻo:PVB(Polyvinyl Butyral Resin) 1A/PVB(Polyvinyl Butyral Resin) 3A/PVB(Polyvinyl Butyral Resin) 6A

    CAS: 63148-65-2

  • Manufacturer Good Price Aniline CAS:62-53-3

    Manufacturer Good Price Aniline CAS:62-53-3

    ʻO Aniline ka amine ʻala maʻalahi loa, ka molekele benzene i loko o kahi hydrogen atom no ka hui amino o nā pūhui i hana ʻia, ka ʻaila ʻaila ʻaʻa ʻole, ka ʻala ikaika.ʻO ka helu hoʻoheheʻe he -6.3 ℃, ʻo ka paila he 184 ℃, ʻo ka pānaʻi pili he 1.0217 (20/4 ℃), ʻo ka index refractive ʻo 1.5863, ʻo ka flash point (open cup) he 70 ℃, ʻo ka 770 ℃. ℃, ua wela ka decomposition i 370 ℃, hiki ke hoʻoheheʻe ʻia i ka wai, hiki ke hoʻoheheʻe ʻia i ka ethanol, ether, chloroform a me nā mea hoʻoheheʻe ʻē aʻe.Huli ka waihoʻoluʻu ʻeleʻele Chemicalbook ke ʻike ʻia i ka ea a i ʻole ka lā.Loaʻa ka mahu distillation, distillation e hoʻohui i kahi liʻiliʻi o ka pauka zinc e pale i ka oxidation.Hiki ke hoʻohui ʻia ʻo 10 ~ 15ppm NaBH4 i ka aniline i hoʻomaʻemaʻe ʻia e pale ai i ka deterioration oxidation.ʻO ka hopena Aniline ka mea maʻamau, a maʻalahi ka paʻakai i ka waikawa.Hiki ke hoʻololi ʻia ka ʻātoma hydrogen ma kāna pūʻulu amino e kahi hui hydrocarbon a i ʻole hui acyl e hana i nā aniline lua a i ʻole tertiary a me acyl anilines.Ke hoʻokō ʻia ka hopena hoʻololi, hoʻokumu nui ʻia nā huahana pili a me para-substituted.ʻO ka pane ʻana me ka nitrite e hoʻohua mai i nā paʻakai diazo kahi e hiki ai ke hana ʻia kahi pūʻulu o nā derivative benzene a me nā pūhui azo.

    CAS: 62-53-3