-
Moetsi Theko e Ntle Sodium Sesqui Carbonate CAS: 533-96-0
Sodium sesqui carbonate, alias, ke sodium ea sodium carbonate, semi-alkali, 'me foromo ea molek'hule ke NA2CO3 · NAHCO3 · 2H2O. Bicarbonate sodium ke k'hemik'hale ea likristale tse tsoeu tse bōpehileng joaloka nale, e kang lakane kapa phofo ea kristale. Boima ba molek'hule ke 226.03, 'me boima bo lekanang ke 2.112. Ka 100 ° C, ke 42%. Tharollo ea metsi ke alkaline, 'me alkaline ea eona e fokola ho feta sodium carbonate. E entsoe ka karolo e itseng ea sodium carbonate le sodium bicarbonate tharollo.
Litšobotsi: Sodium Sesqui Carbonate ke kristale e tšoeu e bōpehileng joaloka nale, e kang lakane kapa phofo e khanyang. Tekanyo e lekanyelitsoeng ke 2.112, eo ho seng bonolo ho mamella boemo ba leholimo. Ka 42% ho ° C, tharollo e nang le metsi ke alkaline, 'me sodium bicarbonate e fokola ho feta sodium carbonate.
Mantswe a tshwanang:Carbonicacid,sodium salt(2:3);magadisoda;snowflakecrystals;sq810;Sodium Sesquicarbonat;trisodiumhydrogendicarbonate;urao;SODIUM CARBONATE,SESQUIOXIDE DIHYDRATE
CAS: 533-96-0
EC No.: 205-580-9
-
Moetsi Theko e Ntle PERCHLORETHYLENE CAS:127-18-4
PERCHLOROETHYLENE: e boetse e tsejoa e le chloride eohle. Mabapi le sebopeho sa limolek'hule, metsoako e hlahisoang ke liathomo tsohle tsa hydrogen ka ethylene e ile ea nkeloa sebaka ke chlorine. Ka 1821, lekhetlo la pele e entsoe ke FaraDay ho bola ha mocheso. Seela se se nang mmala se bonaletsang. Ho na le monko o kang oa ether. E sa cheng.
CAS: 127-18-4
-
Moetsi Theko e Ntle Pentamethyldipropylenetriamine (PMDPTA) CAS:3855-32-1
PMDPTA ke foam/gel balance balance catalyst e nkhang hanyenyane, e ka sebelisoang ho polyether-type polyurethane foam e bonolo, li-bubble tse thata tsa polyurethane le li-adhesives tse koahelang. PMDPTA e sebelisoa ka ho khetheha ho foam e batang ea HR. PMDPTA e bitsoa five -base di -propyleneramine, e nang le mefuta e mengata ea lisebelisoa ho mefuta e sa tšoaneng e bonolo le e thata. PMDPTA e ka fana ka karabelo e leka-lekaneng ea ho qala le karabelo ea gel, le ho lelefatsa karabelo ea foam le nako ea karabelo ea gel. Sehlahisoa sena se ke ke sa sebelisoa feela se le seng, empa hape se arolelana le li-catalysts tse ling le mahlahana a thusang. PMDPTA e ka qhibiliha ka polyether polyol.
E qhibiliha habonolo ka har'a li-solvents tse ngata. Foam le gel reaction balance. Melemo e sebelisoa ho foam e bonolo ea block, e ka qobang ho phunyeha le pinhole ea foam, e nang le ts'ebetso e babatsehang ea ho phahamisa. Ntlafatsa ts'ebetso, mamello le ts'ebetso ea ho folisa holim'a foam e thata. Ntlafatsa lesoba le holimo la polasetiki ea foam e bonolo.
Thepa ea thepa: ntlha e belang: 102 ° C / 1mmHg, segokanyipalo: 0,83 g / cm3, refractive index: 1.4450 ho 1.4480, flash point: 92 ° C, acidity coefficient (PKA): 9.88 ± 0.28 (Predict). E sebelisoa haholo-holo bakeng sa phenols ea alkaline e qhibilihisang, hape e sebelisetsoa inter-phenylphenols, joalo-joalo, 'me hangata e sebelisoa e le li-catalysts ho esterization le dehydration reactions; daea mahareng
CAS: 3855-32-1
-
Moetsi Theko e Ntle EPOXY RESIN CURING AGEN PACM CAS#1761-71-3
EPOXY RESIN CURING AGENT PACM (PACM ka bokhutšoanyane) e teng ka li-stereoisomers tse tharo tse nang le thepa e fapaneng ea thermodynamic: trans-trans, cis-trans, le cis-cis. EPOXY RESIN CURING AGENT PACM ke alicyclic diamine ea bohlokoa, 'me EPOXY RESIN CURING AGENT PACM e sebelisoa haholo-holo ho lokisa alicyclic dicyclohexylmethane diisocyanate (H12MDI) kapa e sebelisoa ka ho toba e le epoxy resin e phekolang.
PACM ke ntho e se nang 'mala kapa e mosehla hanyenyane kapa ntho e tšoeu ea boka, e nang le boima bo lekanang ba 0.9608. Sebaka se qhibilihang ke 35 ～ 45 ℃. Ntho e belang 159 ~ 164 ℃ (0.67kpa). Lenane la refractive ke 1.5030. Ho bonolo ho qhibiliha ka toluene, petroleum ether, ethanol, tetrahydrofuu, joalo-joalo.
CAS: 1761-71-3
-
Moetsi Theko e Ntle OP200 Epoxy Silane Oligomer CAS: 102782-97-8
Ponahalo ea OP200 Epoxy Silane Oligomer ha e na 'mala ho isa ho mokelikeli o mosehla o bonaletsang, e leng oa epoxy modified polysiloxane. Ha e bapisoa le epoxyxane e tloaelehileng, e boloka ts'ebetso e ntle ea epoxy reaction le phello ea ho kopanya. Botsitso ba polokelo bo sebelisoa haholo masimong a li-plastiki tse fetotsoeng, liaparo le masimo a mang.
CAS: 102782-97-8
-
Moetsi Theko e Ntle N-ETHYL PYRROLIDONE (NEP) CAS: 2687-91-4
NEP ke mokelikeli o se nang 'mala le o bonaletsang o nang le polarity e phahameng, botsitso bo phahameng ba lik'hemik'hale le botsitso bo phahameng ba mocheso. NEP ke ntlha e belang ke 82-83 ° C (-101.3Kpa), index ea refractive ke 1.4665 Chemicalbook, 'me density ke 0.994. NEP e na le litšobotsi tsa ho qhibiliha ho holimo, khatello ea mouoane e tlaase le kamehla e tlaase ea dielectric. Liindasteri, NEP e ka sebelisoa e le solvent e hloahloa, catalyst le cationic surfactant.
N-ETHYL PYRROLIDON e na le alkali e fokolang; NEP ke polar organic solvent e matla e ka qhibilihang ka tekanyo efe kapa efe e lekanang ka metsi le lihlahisoa tse tloaelehileng tsa tlhaho.
CAS: 2687-91-4
-
Moetsi oa Theko e Ntle TŠENYETSO EA CAPTURE 3800 CAS: 72244-98-5
TLHOKOMELISO EA CAPTURE 3800 ke sulfhydryl e felisitsoeng mokelikeli epoxy e nang le litšobotsi tsa monko o se nang 'mala, o pepeneneng le o tlase. Ka pel'a bahlahisi ba phahameng ba amine, 'me Epoxy resin e ka phekoloa ka potlako ka mocheso o tlase le maemo a filimi. Nako ea gel e ka fokotsoa ka ho khetha accelerator e loketseng ea tertiary amine e fokotsoang ho metsotso e 4. TLHOKOMELISO E MONG EA CAPTURE 3800 e na le mamarelo a matle haholo 'me e ka sebelisoa e le motšehetsi ho ntlafatsa lebelo la ho folisa la resin le likhato tse ling tsa ho phekola amine.
CAS: 72244-98-5
-
Moetsi Theko e Ntle N,N-Dimethylcyclohexylamine(DMCHA) CAS: 98-94-2
N,N-Dimethylcyclohexylamine ke motsoako oa manyolo o nang le foromo ea lik'hemik'hale C8H17N.N,N-Dimethylcyclohexylamine ke mokelikeli o se nang mebala le o bonaletsang, o sa qhibiliheng metsing, o qhibilihang ka har'a metsoako e mengata ea tlhaho e kang ethanol le ether. N, N-Dimethylcyclohexylamine e sebelisoa haholo-holo joalo ka sehlahisoa le sekotla sa rabara. E bohareng, e ka boela ea sebelisoa bakeng sa phekolo ea lesela.
Lintho tsa lik'hemik'hale: ntlha ea ho qhibiliha: -60 ° C, ntlha e belang: 158-159 ° C (LIT.) Boima: 0.849g / mlat25 ° C (LIT.) Khatello ea mouoane: 3.6mmhgchemicalbook (20 ° C) refractive index: n20 / d1. 454 (LIT.) Sebaka sa Flash: 108 ° F Maemo a polokelo: Store ka tlase+30 ° C.
CAS: 98-94-2
-
Moetsi oa Theko e Ntle Dibutyltin Dilacetate (DBTDA) CAS: 1067-33-0
Dibutyltin diacetate ke mokelikeli o mosehla o hlakileng., o sebetsa joalo ka mokelikeli o kopanyang. Ho bonolo ho sebetsa 'me e ka sebelisoa ho fihlela ho 250°C. Dibutyltin diacetate ha e qhibilihe ka metsing 'me e qhibiliha ka har'a metsoako e mengata ea tlhaho. E sebelisoa ho karabelo ea silanol condensation bakeng sa lits'ebetso tsa caulk le sealant.
Nomoro ea EineCS: 213-928-8, foromo ea limolek'hule: C12H24SN, boima ba molek'hule: 351.03, ntlha e qhibilihang: 7-10 ℃, Tharollo ea metsi: Insoluble SN content: 32.5 ± 0.5% , Boima: 1.32 ± 20 ℃ ntlha ea 20 ℃, 40 ℃ ± 20 ℃, 144 ℃/10mmhg, maemo a 'mele a tloaelehileng: Mokelikeli o mosehla o mosehla kapa o se nang mebala le o bonaletsang o nang le monko oa acetic acid. E tiile kapa e tiile ka tlase ho 10 ° C. Coisturizing point: 8-10 ℃.
CAS: 1067-33-0
-
Moetsi Theko e Ntle D2000 CAS: 9046-10-0
Amine-TerminatedPolyether (D2000) ke sehlopha sa metsoako ea polyolefin e nang le mokokotlo o bonolo oa polyether, o koahetsoeng ke lihlopha tsa amine tsa mathomo kapa tsa bobeli. Hobane ketane e ka sehloohong ea molek'hule ke ketane e bonolo ea polyether, 'me hydrogen e setulong sa polyether amine e sebetsa ho feta hydrogen ho sehlopha sa hydroxyl sa polyether, ka hona, polyether amine e ka ba sebaka se setle sa polyether ka mekhoa e meng ea thepa,' me e ka ntlafatsa ts'ebetso ea ts'ebetso ea lisebelisoa tse ncha. D2000 e sebelisoa haholo ho lisebelisoa tsa ho bopa ente ea polyurethane e sebetsang, ho fafatsa ka polyurea, li-epoxy resin tse phekolang le li-scavengers tsa peterole.
Litšobotsi tsa lik'hemik'hale: Poly(propylene glycol) bis(2-aminopropyl ether) ke mokelikeli o hlakileng o mosehla kapa o se nang 'mala o bonaletsang mocheso oa kamore, o nang le melemo ea "viscosity" e tlase, khatello e tlase ea mouoane le litaba tse phahameng tsa amine, 'me e qhibiliha ka har'a lihlapolli tse kang ethanol, aliphatic hydrocarbons, aromatics hydrocarbons, hydroglycolsther le metsi.
CAS: 9046-10-0
