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Kemika Polyurethane

  • Kumukūʻai Maikaʻi o ka Mea Hana D230 CAS: 9046-10-0

    Kumukūʻai Maikaʻi o ka Mea Hana D230 CAS: 9046-10-0

    He wai moakaka ʻo D230, he wai moakaka melemele māmā a ʻaʻohe kala paha ʻo D230 i ka mahana o ka lumi. Loaʻa iā D230 nā pono o ka viscosity haʻahaʻa, ke kaomi mahu haʻahaʻa a me ka nui o ka amine mua. Hiki ke hoʻoheheʻe ʻia ʻo D230 i loko o ka ethanol, nā hydrocarbons aliphatic, nā hydrocarbons ʻala, nā esters, nā glycol ethers, nā ketones a me ka wai.

    Nā Waiwai Kemika: ʻO Poly(propylene glycol) bis(2-aminopropyl ether) he wai melemele māmā a ʻaʻohe kala paha ma ka mahana o ka lumi, me nā pono o ka viscosity haʻahaʻa, ke kaomi mahu haʻahaʻa a me ka nui o ka amine mua, a hiki ke hoʻoheheʻe ʻia i nā mea hoʻoheheʻe e like me ka ethanol, aliphatic hydrocarbons, aromatic hydrocarbons, esters, glycol ethers, ketones a me ka wai.

    CAS: 9046-10-0

  • Mea Hana Kumukūʻai Maikaʻi Butylal (Dibutoxymethane) CAS: 2568-90-3

    Mea Hana Kumukūʻai Maikaʻi Butylal (Dibutoxymethane) CAS: 2568-90-3

    ʻO Butylal (Dibutoxymethane) kahi mea hoʻoheheʻe halogen-free a emi iki ka ʻawahia e hiki ke hoʻohana ʻia e hoʻoheheʻe i nā laʻana polyethylene haʻahaʻa-density kalepa (LDPE) e kālailai i ka hoʻolaha kaumaha molekala me ka hoʻohana ʻana i ka gel permeation chromatography (GPC). Hiki ke hoʻohana ʻia ʻo Butylal (Dibutoxymethane) ma ke ʻano he reactant e hoʻomākaukau i ka butoxymethyltriphenylphosphonium iodide. Hoʻohana ʻia ʻo Butylal (Dibutoxymethane) no ka homologation kalapona a ma ke ʻano he kikowaena koʻikoʻi pono i ka synthesis organik.

    CAS: 2568-90-3

  • ʻO ka mea hoʻopili UOP MOLSIV™ RZ-4250

    ʻO ka mea hoʻopili UOP MOLSIV™ RZ-4250

    Ka Wehewehe a me ka Noi ʻana

    ʻO ka RZ 4250 adsorbent kahi kānana molekala kūpaʻa waikawa regenerative i hoʻomohala kūikawā ʻia e UOP e wehe i ka wai mai nā kahawai hydrocarbon chlorinated me ka liʻiliʻi o ka adsorption o ke kahawai lawe.

  • Kumukūʻai maikaʻi o ka mea hana 2,5,7,10-Tetraoxaundecane CAS: 4431-83-8

    Kumukūʻai maikaʻi o ka mea hana 2,5,7,10-Tetraoxaundecane CAS: 4431-83-8

    Nā waiwai waiwai: hui pālua (2-mika oxygen oxygen) o 2,5,7,10-tetraoxane; formaldehyde 2-nailing aid aldehyde, nā ʻano: wai kala ʻole, density: 0,995 g: 0,995 g: 0,995g /cm3, kiko paila: 60°C 1,5mm, index refractive: 1.414, kiko flash: 60°C/1.5mm, solubility wai: Fully Miscible in Water.

    CAS: 4431-83-8

  • Mea Hana Kumukūʻai Maikaʻi ACETYL ACETONE (2,4 PENTANEDIONE) CAS 123-54-6

    Mea Hana Kumukūʻai Maikaʻi ACETYL ACETONE (2,4 PENTANEDIONE) CAS 123-54-6

    ʻO ACETYL ACETONE, i ʻike ʻia hoʻi ʻo diacetylmethane, pentamethylene dione, he mea ia o ka acetone, ʻo ke ʻano molekala CH3COCH2COCH3, wai aniani ʻole a melemele māmā. ʻO ka ACETYL ACETONE ka hui pinepine ʻana o ʻelua mau tautomers, enol a me ketone, aia i loko o ke kaulike dynamic. Hoʻokumu nā isomers Enol Chemicalbook i nā pilina hydrogen i loko o ka mole. I loko o ka hui ʻana, ʻo keto ka helu no kahi 18%, a ʻo alkenes Alcohol ka helu no 82%. Ua hoʻomaʻalili ʻia ka hopena petroleum ether o ka hui ʻana i -78°C, a ua hoʻoheheʻe ʻia ke ʻano enol ma ke ʻano he paʻa, i hoʻokaʻawale ʻia nā mea ʻelua; i ka hoʻi ʻana o ke ʻano enol i ka mahana o ka lumi, ua noho aunoa ʻo ACETYL ACETONE i ke kūlana kaulike ma luna.

    Nā huaʻōlelo like: acetyl;Acetyl2-propanone;acetyl-2-propanon;acetyl2-propanone;acetyl-aceton;CH3COCH2COCH3;pentan-2,4-dione;Pentanedione

    CAS: 123-54-6

  • Mea Hana Kumukūʻai Maikaʻi SILANE (A172) vinyltris(beta-methoxyethoxy)silane CAS: 1067-53-4

    Mea Hana Kumukūʻai Maikaʻi SILANE (A172) vinyltris(beta-methoxyethoxy)silane CAS: 1067-53-4

    ʻO Vinyltris(beta-methoxyethoxy)silane kahi mea hoʻopili vinyl-functional e hoʻolaha i ka hoʻopili ʻana ma waena o nā resins unsaturated, polyester-type a i ʻole nā ​​resins polyethylene crosslinked a i ʻole elastomers a me nā substrates inorganic, me ke aniani fiber, silica, silicates a me nā oxides metala he nui. Ke hoʻohana ʻia ma ke ʻano he mea hoʻopili, hoʻemi ʻo Vinyltris(beta-methoxyethoxy)silane i ka ʻike o nā waiwai mechanical a me nā uila o nā huahana i ka wela a/a i ʻole ka makū.

    CAS: 1067-53-4

  • Kumukūʻai maikaʻi o ka mea hana SILANE (A187) [3-(2,3-Epoxypropoxy) propyl] trimethoxysilane CAS: 2530-83-8

    Kumukūʻai maikaʻi o ka mea hana SILANE (A187) [3-(2,3-Epoxypropoxy) propyl] trimethoxysilane CAS: 2530-83-8

    ʻO [3-(2,3-Epoxypropoxy) propyl] trimethoxysilane kahi silane hana epoxy, ʻo [3-(2,3-Epoxypropoxy) propyl] trimethoxysilane kahi wai mauʻu moakaka a māmā. Hiki ke hoʻohana ʻia ʻo [3-(2,3-Epoxypropoxy) propyl] trimethoxysilane ma ke ʻano he mea hoʻopili i loko o nā caulks polysulfide a me polyurethane a me nā sealant, i loko o nā thermosets a me nā thermoplastics i hoʻopiha ʻia me ka mineral a i ʻole ke aniani, a i loko o nā mea hoʻopaʻa nui aniani. Hoʻohana nui ʻia ʻo [3-(2,3-Epoxypropoxy) propyl] trimethoxysilane ma ke ʻano he mea hoʻohui hoʻolaha adhesion i nā ʻōnaehana wai, e laʻa me ka hoʻomaikaʻi ʻana i ka adhesion o nā sealant acrylic latex.

    CAS: 2530-83-8

  • Mea Hana Kumukūʻai Maikaʻi Tetrahydrofuran CAS: 109-99-9

    Mea Hana Kumukūʻai Maikaʻi Tetrahydrofuran CAS: 109-99-9

    He wai kala ʻole ʻo Tetrahydrofuran (THF), he wai lele me kahi ʻala ethereal a acetonelike paha a hiki ke hui pū ʻia i ka wai a me ka hapa nui o nā mea hoʻoheheʻe organik. He mea ʻā loa ʻo Tetrahydrofuran (THF) a hiki ke palaho wela i ke kalapona monoxide a me ke kalapona dioxide. ʻO ka mālama lōʻihi ʻana i ka wā e pili ana me ka ea a me ka nele o kahi antioxidant e hiki ai i ka THF ke palaho i nā peroxides pahū.

    CAS: 109-99-9

  • Kumukūʻai maikaʻi o ka mea hana Hardlen CY-9122P CAS: 8442-33-1

    Kumukūʻai maikaʻi o ka mea hana Hardlen CY-9122P CAS: 8442-33-1

    Loaʻa iā Hardlen CY-9122P kahi pili kokoke loa i ka mea kumu o ka polyetryonne. He polyaline ana haʻahaʻa-molecular ia e loaʻa ana ka hoʻololi waikawa kūikawā, kahi i kūpono maikaʻi me nā resins ʻē aʻe. Hoʻohana nui ʻia i ka pena hope o ka bumper kaʻa PP/EPDM, hiki iā ia ke loaʻa nā hopena pili maikaʻi loa me ka ʻole o ka hana mua ʻana (e like me nā lapalapa plasma a me ka mālama ʻana i ka ʻili solvent).

    CAS: 68442-33-1

  • Kumukūʻai maikaʻi o ka mea hana FORMAMIDE CAS: 75-12-7

    Kumukūʻai maikaʻi o ka mea hana FORMAMIDE CAS: 75-12-7

    ʻO ka Formamide kahi amide i loaʻa mai ka waikawa formic me ke ʻano molekala HCONH₂. He wai kala ʻole ka Formamide, hiki ke hui pū ʻia me ka wai, a he ʻala like me ka ammonia. Hoʻohana nui ʻia i ka hana ʻana i nā lāʻau lapaʻau sulfa, nā huaora synthetic a me nā mea palupalu no ka pepa a me ka fiber. Hiki i ka formamide maʻemaʻe ke hoʻoheheʻe i nā hui ionic wai ʻole a no laila hoʻohana ʻia hoʻi ma ke ʻano he mea hoʻoheheʻe.

    Nā huaʻōlelo like: Formimidicacid; Formylamide; HCONH2; methanoicacid, amide; METHANAMIDE; FORMIC AMIDE; FORMIC ACID AMIDE; FORMAMIDE

    CAS: 75-12-7