-
Ethyl N-acetyl-N-butyl-β-alaninate CAS: 52304-36-6
BAAPE ke sebolaya dikokonyana se nang le mahlakore a mangata, se sebetsang hantle haholo se lelekang dintsintsi, dinta, bohlwa, menoang, maphele, dikokonyana tse nyane, diboba, diboba tse bataletseng, diboba tsa lehlabathe, diboba tsa lehlabathe, diboba tsa lehlabathe, diboba tsa cicada, jj. Tshusumetso e lelekang; phello ya yona e lelekang e nka nako e telele mme e ka sebediswa maemong a fapaneng a tlelaemete. E tsitsitse ka dikhemikhale tlasa maemo a tshebediso mme e na le botsitso bo phahameng ba mocheso le ho hanyetsa mofufutso o phahameng. BAAPE e tsamaisana hantle le ditlolo le meriana tse sebediswang hangata. E ka etswa ditharollo, di-emulsion, ditlolo, dikobo, di-gel, di-aerosols, di-coil tsa menoang, di-microcapsule le meriana e meng e ikgethang e lelekang, mme e ka eketswa le dihlahiswa tse ding. Kapa ka thepa (jwalo ka metsi a ntloana, metsi a lelekang menoang), e le hore e be le phello e lelekang.
BAAPE e na le melemo ea ho se be le litla-morao tse chefo letlalong le lera la mucous, ha e na allergy, 'me ha e na ho kenella ha letlalo.
Litšobotsi: Mokelikeli o bonaletsang o se nang 'mala ho isa ho o mosehla o bobebe, ke sethibela-menoang se setle ka ho fetisisa. Ha se bapisoa le sethibela-menoang se tloaelehileng (DEET, se tsejoang haholo e le DEET), se na le litšobotsi tse ikhethang tsa chefo e tlase, ho se halefe hanyane, le nako e telele ea ho se leleka. , sehlahisoa se loketseng sa ho nkela sebaka lithibela-menoang tse tloaelehileng.
Sebolaya-metsi se qhibilihang ka metsing (BAAPE) ha se sebetse hantle ho feta DEET ea setso ho lelekeng menoang. Leha ho le joalo, ha ho bapisoa, DEET (IR3535) ha e halefise hakaalo 'me ha e kenelle letlalong.
-
2-Methoxyethanol CAS 109-86-4
Ethylene glycol monomethyl ether (e khutsufalitsoeng e le MOE), e tsejoang hape e le ethylene glycol methyl ether, ke mokelikeli o se nang 'mala le o bonaletsang, o kopantsoeng le metsi, joala, asetiki, asetone le DMF. Jwalo ka sethapo sa bohlokwa, MOE e sebediswa haholo e le sethapo sa mafura a fapaneng, di-acetate tsa cellulose, di-nitrate tsa cellulose, didae tse qhibilihang ka hara joala le di-resin tsa maiketsetso.
E fumanoa ka karabelo ea ethylene oxide le methanol. Kenya methanol ho boron trifluoride ether complex, 'me u fetise ethylene oxide ho 25-30°C ha u ntse u hlohlelletsa. Kamora hore phetiso e phetheloe, mocheso o nyolohela ka bohona ho 38-45°C. Tharollo ea karabelo e hlahisoang e phekoloa ka potassium hydrocyanide- Halafatsa tharollo ea methanol ho pH=8-Chemicalbook9. Fumana methanol, e qhibilihe, 'me u bokelle likaroloana pele ho 130°C ho fumana sehlahisoa se se nang mafura. Ebe u etsa distillation ea likaroloana, 'me u bokelle karoloana ea 123-125°C e le sehlahisoa se felileng. Tlhahisong ea indasteri, ethylene oxide le methanol e sa nang le metsi li arajoa mochesong o phahameng le khatello ntle le catalyst, 'me sehlahisoa se nang le chai e ngata se ka fumanoa。
Sehlahisoa sena se sebelisoa e le tharollo bakeng sa oli tse fapaneng, lignin, nitrocellulose, cellulose acetate, lidae tse qhibilihang ka joala le li-resin tsa maiketsetso; e le reagent bakeng sa ho fumana tšepe, sulfate le carbon disulfide, e le motsoako oa ho koahela, le bakeng sa cellophane. Liphuthelong tsa ho paka, li-varnish tse omisang kapele le li-enamel. E ka boela ea sebelisoa e le moemeli ea kenellang le moemeli oa ho leka-lekanya indastering ea dae, kapa e le plasticizer le brightener. E le e bohareng tlhahisong ea metsoako ea manyolo, ethylene glycol monomethyl ether e sebelisoa haholo ho etseng acetate le ethylene glycol dimethyl ether. Hape ke thepa e tala ea Chemicalbook bakeng sa tlhahiso ea plasticizer ea bis(2-methoxyethyl)phthalate. Motsoako oa ethylene glycol monomethyl ether le glycerin (ether: glycerin = 98:2) ke sesebelisoa sa mafura sa sesole se ka thibelang leqhoa le ho bola ha baktheria. Ha ethylene glycol monomethyl ether e sebediswa e le moemedi wa ho thibela boholo ba mafura a jet, tjhelete e akaretsang ya ho eketsa ke 0.15% ± 0.05%. E na le philicity e ntle ya hydroxyl. E sebedisa sehlopha sa yona sa hydroxyl mafurang ho sebelisana le bongata ba dimolek'hule tsa metsi tse ka hara oli. Ho thehwa ha kamano ya hydrogen bond, hammoho le ntlha ya yona e tlase haholo ya ho hoama, ho fokotsa ntlha ya ho hoama ya metsi ka hara oli, e leng se dumellang metsi ho kena leqhoang. Ethylene glycol monomethyl ether le yona ke sehlomathiso sa dikokwana-hloko.
-
1,4-Butanediol diglycidyl ether CAS 2425-79-8
1,4-Butanediol glycidyl ether, e tsejoang hape e le 1,4-butanediol dialkyl ether kapa BDG, ke motsoako oa lintho tse phelang. Ke mokelikeli o mosehla o se nang 'mala ho isa ho o bobebe o nang le ho feto-fetoha ho tlase. E qhibiliha ka har'a li-solvent tse ngata tsa lintho tse phelang tse kang ethanol, methanol le dimethylformamide. E sebelisoa hangata e le lisebelisoa tse tala tsa lik'hemik'hale le li-solvent. E boetse e sebelisoa e le stabilizer bakeng sa lidae le mebala.
1,4-Butanediol glycidyl ether e ka hlahisoa ka ho esterization ea 1,4-butanediol ka tharollo ea methanol kapa methanol. Maemo a karabelo hangata a etsoa tlas'a khatello e phahameng le boteng ba catalyst.
Ha o sebedisa 1,4-butanediol glycidyl ether, o lokela ho ela hloko ho thibela ho kopana le letlalo le mahlo. Nakong ya tshebediso le polokelo, mocheso o phahameng le mehlodi ya mollo di lokela ho qojwa. Ela hloko ho kwalwa ha dijana tsa polokelo ho thibela mouwane le ho dutla ha metsi. -
Diethanolamine CAS: 111-42-2
Ethanolamine EA ke sehlahisoa sa bohlokoa ka ho fetisisa ethanol, ho kenyeletsoa monoethanolamine MEA, diethanolamine DEA le triethanolamine TEA. Ethanolamine ke sesebelisoa sa bohlokoa sa tlhaho, se sebelisoang haholo ho li-surfactants, li-detergent tsa maiketsetso, li-additives tsa petrochemical, li-resin tsa maiketsetso le li-plasticizer tsa rabara, li-accelerator, li-vulcanizing agents le li-agent tse foamang, hammoho le tlhoekiso ea khase, antifreeze ea metsi, ho hatisa le ho daea, meriana, chefo e bolaeang likokoanyana, kaho, indasteri ea sesole le masimo a mang. Lihlahisoa tse tlase tsa ethanolamine ke li-intermediate tsa bohlokoa tsa lik'hemik'hale tse ntle.
Diethanolamine, e tsejoang hape e le bishydroxyethylamine le 2,2′-iminobisethanol, ke mokelikeli o mosweu wa kristale kapa o se nang mmala o nang le hygroscopicity e matla. E qhibiliha habonolo metsing, methanol, ethanol, acetone le benzene. Ho qhibiliha ha yona (g/100g) ka benzene ka 25°C ke 4.2 mme ka ether ke 0.8. Morero wa yona ke: sehlwekisi sa kgase, se ka monyang dikhase tse nang le asiti tsa Chemicalbook ka hara kgase, tse kang carbon dioxide, hydrogen sulfide, sulfur dioxide, jj. Tharollo ya "Benfield" e sebediswang indastering ya amonia ya maiketsetso e entswe haholo ka sehlahiswa sena; e boetse e sebedisetswa ho emulsification. Di-agent, ditlolo, di-shampoo, di-thickeners, jj.; di-intermediate tsa synthesis ya organic, tse sebediswang ho hlahisa disebediswa tse tala tsa sesepa, di-preservative le dikhemikhale tsa letsatsi le letsatsi (jwalo ka di-surfactants); ho etswa ha morpholine.
Diethanolamine e sebelisoa e le thepa e tala bakeng sa li-buffer indastering ea meriana. E sebelisoa e le moemeli oa ho hokahanya tlhahiso ea foam ea polyurethane e matla haholo. E kopantsoe le triethanolamine e le sesepa sa ho hlatsoa li-piston tsa enjene ea lifofane. E arabela le li-acid tse mafura ho etsa li-alkyl alkyl. E boetse e sebelisoa linthong tse tala tsa maiketsetso tsa tlhaho, lisebelisoa tse tala bakeng sa li-surfactants Chemicalbook le li-absorber tsa khase ea asiti, tse sebelisoang e le li-thickeners le li-modifier tsa foam ka har'a li-shampoo le li-detergent tse bobebe, e le li-intermediate indastering ea tlhahiso ea tlhaho, le indastering ea meriana. E le solvent, e sebelisoa haholo indastering ea ho hlatsoa, indastering ea litlolo, temong, indastering ea kaho le indastering ea tšepe.
-
2-Acrylamide-2-methylpropanesulfonic acid CAS 15214-89-8
2-Acrylamide-2-methylpropanesulfonic acid (AMPS) ke monomer ea vinyl e nang le sehlopha sa sulfonic acid. E na le botsitso bo botle ba mocheso, ka mocheso oa ho bola ho fihlela ho 210°C, 'me homopolymer ea eona ea letsoai la sodium e na le mocheso oa ho bola ho fihlela ho 329°C. Tharollong ea metsi, sekhahla sa hydrolysis sea lieha, 'me tharollo ea letsoai la sodium e na le khanyetso e ntle ea hydrolysis tlas'a maemo a phahameng a pH. Tlas'a maemo a asiti, khanyetso ea hydrolysis ea copolymer ea eona e phahame haholo ho feta ea polyacrylamide. Monomer e ka etsoa likristale kapa ka har'a tharollo ea metsi ea letsoai la sodium. 2-Acrylamide-2-methylpropanesulfonic acid e na le litšobotsi tse ntle tsa ho rarahana, litšobotsi tsa ho monya, ts'ebetso ea baeloji, ts'ebetso ea bokaholimo, botsitso ba hydrolysis le botsitso ba mocheso.
Tšebeliso
1. Phekolo ea metsi: Homopolymer ea AMPS monomer kapa copolymer e nang le acrylamide, acrylic acid le li-monomers tse ling e ka sebelisoa e le moemeli oa ho ntša metsi ka har'a seretse ts'ebetsong ea tlhoekiso ea likhoerekhoere, 'me e ka sebelisoa e le tšepe, zinki, aluminium le koporo lits'ebetsong tsa potoloho ea metsi tse koetsoeng. Hammoho le li-inhibitor tsa mafome bakeng sa li-alloy; e ka boela ea sebelisoa e le li-descaling le li-antiscaling bakeng sa li-heaters, litora tse pholileng, li-air purifier le li-gas purifier.
2. K'hemistri ea oli: Tšebeliso ea lihlahisoa lefapheng la k'hemistri ea oli e ntse e hola ka potlako. Sebaka sa ho kenella se kenyelletsa metsoako ea samente ea seliba sa oli, metsoako ea kalafo ea mokelikeli oa ho cheka, maro a etsang asiti, maro a pshatlang, maro a phethelo le li-additives tsa mokelikeli oa ho sebetsa, jj.
3. Likhoele tsa maiketsetso: AMPS ke monomer ea bohlokoa e ntlafatsang thepa e felletseng ea likhoele tse ling tsa maiketsetso, haholo-holo likhoele tsa acrylic kapa acrylic. Tekanyo ea eona ke 1% -4% ea khoele, e ka ntlafatsang bosoeu le ho daea ha khoele haholo. , e thibelang ho fetoha ha static, e phefumolohang le e thibelang malakabe.
4. Saese bakeng sa masela: Copolymer ea 2-acrylamido-2-methylpropanesulfonic acid, ethyl acetate, le acrylic acid. Ke sesebelisoa se setle sa ho lekanya boholo bakeng sa masela a kopantsoeng ka k'hothone le polyester. Ho bonolo ho e sebelisa ebile ho bonolo ho e tlosa ka metsi. Likarolo.
5. Ho etsa pampiri: Copolymer ea 2-acrylamide-2-methylpropanesulfonic acid le li-monomer tse ling tse qhibilihang ka metsing ke k'hemik'hale ea bohlokoa bakeng sa liindasteri tse fapaneng tsa pampiri. E ka sebelisoa e le thuso ea ho ntša metsi, sesebelisoa sa boholo, 'me ea eketsa matla a pampiri hape e sebetsa e le sesebelisoa sa ho lahla mebala bakeng sa ho koahela mebala.
-
(2-CARBOXYETHYL)DIMETHYLSULFONIUM CHLORIDE CAS: 4337-33-1
DMPT ke sehokelo sa lijo tsa metsing se sebetsang ka ho fetisisa molokong oa bone se fumanoeng ho fihlela joale. Batho ba bang ba sebelisa lentsoe "majoe a ho loma litlhapi" ho hlalosa ka ho hlaka phello ea sona ea ho hohela lijo - leha e pentiloe lejoeng, litlhapi li tla e loma. Lejoe. Tšebeliso e tloaelehileng haholo ea DMPT ke sehokelo sa ho tšoasa litlhapi ho ntlafatsa botle ba sehokelo le ho nolofatsa hore litlhapi li lome sekhoketsane. Tšebeliso ea indasteri ea DMPT ke sejo se setala sa lijo tsa metsing ho khothaletsa ho ja lijo tsa liphoofolo tsa metsing le ho eketsa sekhahla sa kholo ea tsona.
Thiatin ea pele ea dimethyl-beta-propionate ke motsoako o hloekileng oa tlhaho o nkiloeng leboteng la leoatle. Ha e le hantle, ts'ebetso ea ho sibolla dimethyl-beta-propionate thiatin le eona e qalile leboteng la leoatle: bo-rasaense ba hlokometse hore litlhapi tsa metsing a leoatle ke rata ho ja leboteng la leoatle, kahoo ke ile ka qala ho ithuta lintlha tse hohelang lijo leboteng la leoatle. Hamorao ke ile ka fumana hore lebaka leo ka lona litlhapi li ratang ho ja leboteng la leoatle ke hore leboteng la leoatle le na le DMPT ea tlhaho.
-
N,N-Diethylhydroxylamine CAS:3710-84-7
N,N-Diethylhydroxylamine CAS:3710-84-7
thepa ea lik'hemik'hale
Mokelikeli o bonaletsang o se nang 'mala. O nkha joaloka ammonia. O qhibiliha habonolo metsing, o qhibiliha ka har'a ethanol, ether, chloroform, benzene.
E sebelisoa e le sethibela-polima sa olefin, sethibela-polima sa ho qetela, le e le monomer ea vinyl ts'ebetsong ea tlhahiso ea rabara ea maiketsetso. E le antioxidant le stabilizer, e ka sebelisoa haholo ho li-resin tse utloang khanya, li-emulsion tse utloang khanya, latex ea maiketsetso, jj. E ka boela ea sebelisoa e le sethibela-khatello bakeng sa polymerization ea emulsion, sethibela-mosi oa photochemical, jj. Sulfate ena ke moemeli oa ho leka-lekanya molumo bakeng sa nts'etsopele ea 'mala.
Ho paka, ho boloka le ho tsamaisa
E pakiloe ka har'a libarele tsa polasetiki kapa libarele tsa resin. Sehlahisoa sena se lokela ho bolokoa se koetsoe ka tlung e pholileng, e omileng le ho sireletsoa mollong. -
Nomoro ea CAS ea Dipropylamine: 142-84-7
Dipropylamine, e tsejoang hape e le di-n-propylamine, ke mokelikeli o tukang, o chefo haholo o senyang o fumanehang tlhahong makhasing a koae le lithōle tsa indasteri tse ntšitsoeng ka maiketsetso.
Di-n-propylamine ke mokelikeli o se nang 'mala le o bonaletsang. Ho na le monko oa ammonia. E ka etsa hydrate. E qhibiliha habonolo metsing, ethanol le ether. E etsa hydrate ka metsi. Botenya 0.738, ntlha ea ho qhibiliha -63℃, ntlha ea ho belisa 110℃, ntlha ea flash 17℃, index ea refractive 1.40445。
Di-n-propylamine e ka sebelisoa e le solvent le e bohareng tlhahisong ea meriana, chefo e bolaeang likokoanyana, lidae, metsoako ea ho phaphamala ha diminerale, li-emulsifier le lik'hemik'hale tse ntle. Mokhoa oa ho lokisa ke ho sebelisa propanol e le thepa e tala, le ho e fumana ka ho e tlosa ka har'a catalytic dehydrogenation, ammoniation, dehydration le hydrogenation. Sehokelo sa karabelo ke Ni-Cu-Al2O3, khatello ke (39±1)kPa, mocheso oa reactor ke (Chemicalbook190±10)℃, lebelo la sebaka la propanol ke 0.05~0.15h-1, 'me karolelano ea thepa e tala ke propanol:ammonia ∶Hydrogen = 4:2:4, dipropylamine le tripropylamine li fumanoa ka nako e le 'ngoe, 'me dipropylamine e ka fumanoa ka ho arola. -
Asiti ea Diethylenetriaminepentaacetic CAS: 67-43-6
Asiti ea Diethylenetriaminepentaacetic CAS: 67-43-6
Diethylenetriaminepentacetic acid (DTPA), eo hape e bitsoang diethylenetriaminepentacetic acid, ke sesebelisoa se setle sa ho kopanya aminocarboxylic se nang le thepa e matla ea ho chelating. Sebopeho seo se se bopang ka li-cation tse ngata se molemo ho feta sa ethylenediaminetetraacetic acid. Chelate e tsamaellanang le eona e lokela ho ba e tsitsitseng.
Jwalo ka sehlahiswa sa chelating se sebetsang hantle haholo, diethylene triamine pentaacetic acid e ka sebediswa ho thibela mebala tlhahisong ya faeba ya acrylic, indastering ya pampiri, ho nolofatsa metsi, ho thusa ka masela, ho etsa di-titrant tsa chelating, ho nka difoto tsa mebala le diindastering tsa dijo. E boetse e sebediswa dielementeng tsa bongaka, tse sa tlwaelehang tsa lefatshe. E boetse e sebediswa haholo tlhahisong ya karohano le temo.
Sehlahisoa sena ke phofo e tšoeu ea kristale kapa kristale. Sebaka sa ho qhibiliha sa 230 ℃ (ho bola), se qhibilihang ka metsing a chesang le tharollong ea alkali, se qhibiliha hanyane ka metsing a batang, ha se qhibilihe ka har'a li-solvents tsa tlhaho tse kang li-ether tsa joala. -
DIALLYL ISOPHTHALATE CAS: 1087-21-4
DIALLYL ISOPHTHALATE CAS: 1087-21-4，E boetse e tsejoa e le reagent ea boemo ba bone. Ke ea metsoako ea propyl ester。
Li-polymer tsa diallyl isophthalate li tšoana haholo ka ho lokisoa, thepa le ts'ebeliso ho li-polymer tsa diallyl isophthalate tse hlalositsoeng kaholimo. Libopeho tse thehiloeng ho diallyl isophthalate li theko e boima empa li fana ka botsitso bo eketsehileng ba mocheso (li ka mamella mocheso ho fihlela ho hoo e ka bang 220°C ka nako e telele) le ho hanyetsa li-solvents tsa tlhaho.
Ke mokelikeli o mosehla o bobebe o nang le oli. O nkha hampe hanyane. O tsoakana le ethanol, ha o qhibilihe metsing.
E sebelisoa haholo-holo bakeng sa lipatlisiso tsa biochemical. Ho kopanya lintho tse phelang. Ho lokisa resin ea mocheso o phahameng. -
N,N-Bis(2-cyanoethyl)aniline CAS: 1555-66-4
N,N-Bis(2-cyanoethyl)aniline CAS: 1555-66-4
Phofo e tšoeu ea kristale. E qhibiliha habonolo ka har'a metsoako ea lintho tse phelang, e fokotsa li-acid le ho fokotsa alkali, empa ha e qhibilihe ka metsing. E sebelisoa e le karolo ea dae.
-
N,N-Dimethylbenzylamine CAS: 103-83-3
N,N-Dimethylbenzylamine CAS: 103-83-3
N,N-dimethylbenzylamine hangata e sebediswa e le reagent ho organic synthesis le e le catalyst bakeng sa synthesis ya polyurethane foam le epoxy resin. E arabela le Os3(CO) ho theha sehlopha sa triosmium.
N,N dimethylbenzylamine ka har'a methanol-tetra-N-butyl ammonium fluoroborate le methanol-potassium hydroxide. E sebelisoa ho etseng bis[(N,N-dimethylamino)benzyl]selenoether. E ka boela ea sebelisoa e le motsoako o bohareng oa motsoako oa organic, catalyst ea dehydrogenation, preservative, acid neutralizer, jj.
Ha e na 'mala ho isa ho mosehla o bobebe o tukang. E nkha joaloka ammonia. E qhibiliha habonolo ka har'a ethanol le ether, ha e qhibilihe ka metsing.
