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2-Acrylamide-2-methylpropanesulfonic acid CAS 15214-89-8
2-Acrylamide-2-methylpropanesulfonic acid (AMPS) ndi vinyl monomer yokhala ndi gulu la sulfonic acid. Ili ndi kutentha kokhazikika bwino, kutentha kwake kumafika 210°C, ndipo sodium salt homopolymer yake imakhala ndi kutentha kotsika mpaka 329°C. Mu yankho lamadzi, kuchuluka kwa hydrolysis kumakhala pang'onopang'ono, ndipo sodium salt solution imakhala ndi kukana kwabwino kwa hydrolysis pansi pa pH yayikulu. Pansi pa acidity, kukana kwa hydrolysis kwa copolymer yake kumakhala kwakukulu kwambiri kuposa kwa polyacrylamide. Monomer imatha kupangidwa kukhala makhiristo kapena kukhala yankho lamadzi la sodium salt. 2-Acrylamide-2-methylpropanesulfonic acid ili ndi mphamvu zabwino zophatikizana, mphamvu zotsamira, ntchito yachilengedwe, ntchito ya pamwamba, kukhazikika kwa hydrolysis ndi kukhazikika kwa kutentha.
Kagwiritsidwe Ntchito
1. Kusamalira madzi: Homopolymer ya AMPS monomer kapena copolymer yokhala ndi acrylamide, acrylic acid ndi ma monomers ena ingagwiritsidwe ntchito ngati chotsukira madzi mu njira yoyeretsera zinyalala, ndipo ingagwiritsidwe ntchito ngati chitsulo, zinc, aluminiyamu, ndi mkuwa m'machitidwe otsekedwa oyendera madzi. Kuphatikiza pa zoletsa dzimbiri za alloys; ingagwiritsidwenso ntchito ngati zotsukira ndi zoletsa kukula kwa zotenthetsera, nsanja zoziziritsira, zotsukira mpweya ndi zotsukira gasi.
2. Kemistri ya Mafuta: Kugwiritsa ntchito zinthu m'munda wa kemistri ya mafuta kukukula mofulumira. Kufunika kwake kumaphatikizapo kusakaniza simenti ya chitsime cha mafuta, zinthu zobowola madzi, madzi opangitsa asidi, madzi osweka, madzi omalizidwa ndi zowonjezera zamadzimadzi, ndi zina zotero.
3. Ulusi Wopangidwa: AMPS ndi monomer yofunika kwambiri yomwe imawongolera mawonekedwe a ulusi wina wopangidwa, makamaka ulusi wa acrylic kapena acrylic. Mlingo wake ndi 1% -4% ya ulusi, zomwe zingathandize kwambiri kuyera ndi utoto wa ulusi. , antistatic, breathable komanso lawi loletsa.
4. Kukula kwa nsalu: Copolymer ya 2-acrylamido-2-methylpropanesulfonic acid, ethyl acetate, ndi acrylic acid. Ndi chinthu chabwino kwambiri chopangira kukula kwa nsalu zosakanikirana ndi thonje ndi polyester. N'zosavuta kugwiritsa ntchito komanso zosavuta kuchotsa ndi madzi. Zinthu zake ndi monga:
5. Kupanga Mapepala: Copolymer ya 2-acrylamide-2-methylpropanesulfonic acid ndi ma monomers ena osungunuka m'madzi ndi mankhwala ofunikira kwambiri pa mafakitale osiyanasiyana a mapepala. Ingagwiritsidwe ntchito ngati chothandizira kutulutsa madzi, chothandizira kukula, komanso chowonjezera mphamvu ya pepala komanso chimagwiranso ntchito ngati chosungunulira utoto wa utoto.
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(2-CARBOXYETHYL)DIMETHYLSULFONIUM CHLORIDE CAS: 4337-33-1
DMPT ndi chida chokopa chakudya cha m'madzi chogwira mtima kwambiri chomwe chapezeka m'badwo wachinayi. Anthu ena amagwiritsa ntchito mawu oti "miyala yoluma nsomba" pofotokoza momveka bwino momwe imakokera chakudya - ngakhale itajambulidwa pamwala, nsomba imaluma. Mwala. Kugwiritsa ntchito kwambiri DMPT ndi ngati nyambo yosodza kuti nyamboyo ikhale yokongola komanso kuti nsomba zizitha kuluma mbedza mosavuta. Kugwiritsa ntchito DMPT m'mafakitale ndi chakudya chobiriwira cha m'madzi kuti chilimbikitse kudya nyama zam'madzi ndikuwonjezera kukula kwawo.
Dimethyl-beta-propionate thiatin yoyambirira ndi mankhwala achilengedwe ochokera ku nyanja yamchere. Ndipotu, njira yopezera dimethyl-beta-propionate thiatin inayambanso kuchokera ku nyanja yamchere: asayansi adawona kuti nsomba za m'madzi a m'nyanja ndimakonda kudya nyanja yamchere, choncho ndinayamba kuphunzira zinthu zomwe zimakopa chakudya mu nyanja yamchere. Pambuyo pake ndinapeza kuti chifukwa chomwe nsomba zimakondera kudya nyanja yamchere ndichakuti nyanja yamchere ili ndi DMPT yachilengedwe.
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N,N-Diethylhydroxylamine CAS:3710-84-7
N,N-Diethylhydroxylamine CAS:3710-84-7
katundu wa mankhwala
Madzi owoneka bwino opanda mtundu. Amanunkhira ngati ammonia. Amasungunuka mosavuta m'madzi, amasungunuka mu ethanol, ether, chloroform, ndi benzene.
Imagwiritsidwa ntchito ngati choletsa polymerization cha olefin, choletsa polymerization cha terminal, komanso ngati vinyl monomer popanga rabara yopangidwa. Monga antioxidant ndi stabilizer, ingagwiritsidwe ntchito kwambiri mu ma resins okonda kuwala, ma emulsion okonda kuwala, latex yopangidwa, ndi zina zotero. Ingagwiritsidwenso ntchito ngati choletsa polymerization ya emulsion, choletsa smog ya photochemical, ndi zina zotero. Sulfate iyi ndi wothandizira kulinganiza ma toni pakupanga mtundu.
Kulongedza, kusungira ndi kunyamula
Yopakidwa m'migolo yapulasitiki kapena migolo ya resin. Chogulitsachi chiyenera kusungidwa chotsekedwa m'nyumba yosungiramo zinthu yozizira komanso youma komanso chotetezedwa ku moto. -
Dipropylamine CAS No.:142-84-7
Dipropylamine, yomwe imadziwikanso kuti di-n-propylamine, ndi madzi owononga omwe amatha kuyaka komanso oopsa kwambiri omwe amapezeka m'masamba a fodya komanso zinyalala zamafakitale zomwe zimatulutsidwa mwadala.
Di-n-propylamine ndi madzi opanda mtundu komanso owonekera. Pali fungo la ammonia. Limatha kupanga ma hydrate. Limasungunuka mosavuta m'madzi, ethanol ndi ether. Limapanga ma hydrate ndi madzi. Kuchulukana 0.738, malo osungunuka -63℃, malo owira 110℃, malo owunikira 17℃, chizindikiro chowongolera 1.40445。
Di-n-propylamine ingagwiritsidwe ntchito ngati chosungunulira komanso chothandizira popanga mankhwala, mankhwala ophera tizilombo, utoto, zinthu zodulira mchere, ma emulsifiers ndi mankhwala abwino. Njira yokonzekera ndikugwiritsa ntchito propanol ngati zinthu zopangira, ndikuipeza kudzera mu catalytic dehydrogenation, ammoniation, dehydration ndi hydrogenation. Chothandizira kuchitapo kanthu ndi Ni-Cu-Al2O3, kuthamanga ndi (39±1)kPa, kutentha kwa reactor ndi (Chemicalbook190±10)℃, liwiro la malo la propanol ndi 0.05~0.15h-1, ndipo chiŵerengero cha zinthu zopangira ndi propanol:ammonia ∶Hydrogen = 4:2:4, dipropylamine ndi tripropylamine zimapezeka nthawi imodzi, ndipo dipropylamine ingapezeke mwa kugawa. -
Diethylenetriamine pentaacetic acid CAS: 67-43-6
Diethylenetriamine pentaacetic acid CAS: 67-43-6
Diethylenetriaminepentacetic acid (DTPA), yomwe imatchedwanso diethylenetriaminepentacetic acid, ndi mankhwala abwino kwambiri a aminocarboxylic complexing omwe ali ndi mphamvu zamphamvu zoyezera. Chomera chomwe chimapanga ndi ma cations ambiri ndi chabwino kuposa cha ethylenediaminetetraacetic acid. Chelate yofanana nayo iyenera kukhala yokhazikika.
Monga chothandizira kwambiri pa chelating, diethylene triamine pentaacetic acid ingagwiritsidwe ntchito poletsa mitundu popanga ulusi wa acrylic, makampani opanga mapepala, zofewetsa madzi, zothandizira nsalu, zotengera chelating, kujambula mitundu ndi mafakitale azakudya. Imagwiritsidwanso ntchito muzinthu zamankhwala, zachilengedwe zosowa. Imagwiritsidwanso ntchito kwambiri popanga zinthu zosiyanasiyana komanso ulimi.
Chogulitsachi ndi ufa woyera wa kristalo kapena kristalo. Malo osungunuka 230 ℃ (kuwola), amasungunuka m'madzi otentha ndi yankho la alkali, amasungunuka pang'ono m'madzi ozizira, osasungunuka m'zinthu zachilengedwe monga ma ether a mowa. -
DIALLL ISOPHTHALATE CAS: 1087-21-4
DALLYL ISOPHTHALATE CAS: 1087-21-4，Amadziwikanso kuti reagent ya level four. Ndi ya mankhwala a propyl ester.
Ma polima a Diallyl isophthalate amafanana kwambiri pokonzekera, makhalidwe ndi ntchito ndi ma polima a diallyl isophthalate omwe afotokozedwa pamwambapa. Ma molding opangidwa ndi diallyl isophthalate ndi okwera mtengo koma amapereka kukhazikika kwa kutentha (amatha kupirira kutentha mpaka pafupifupi 220°C kwa nthawi yayitali) komanso kukana zinthu zachilengedwe.
Ndi madzi achikasu pang'ono amafuta. Onunkhira pang'ono. Amasakanikirana ndi ethanol, osasungunuka m'madzi.
Amagwiritsidwa ntchito makamaka pa kafukufuku wa biochemical. Organic synthesis. Kukonzekera utomoni wotentha kwambiri. -
N,N-Bis(2-cyanoethyl)aniline CAS: 1555-66-4
N,N-Bis(2-cyanoethyl)aniline CAS: 1555-66-4
Ufa woyera wa krustalo. Umasungunuka mosavuta mu zosungunulira zachilengedwe, umasungunuka ma asidi ndi kusungunuka alkali, koma susungunuka m'madzi. Umagwiritsidwa ntchito ngati utoto wapakati.
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N,N-Dimethylbenzylamine CAS: 103-83-3
N,N-Dimethylbenzylamine CAS: 103-83-3
N,N-dimethylbenzylamine nthawi zambiri imagwiritsidwa ntchito ngati reagent mu organic synthesis komanso ngati chothandizira kupanga thovu la polyurethane ndi epoxy resin. Imayanjana ndi Os3(CO) kuti ipange gulu la triosmium.
N,N dimethylbenzylamine mu methanol-tetra-N-butyl ammonium fluoroborate ndi methanol-potassium hydroxide. Amagwiritsidwa ntchito popanga bis[(N,N-dimethylamino)benzyl]selenoether. Ingagwiritsidwenso ntchito ngati organic synthesis intermediate, dehydrogenation catalyst, preservative, acid neutralizer, ndi zina zotero.
Ndi madzi oyaka opanda mtundu kapena wachikasu wopepuka. Amanunkhiza ngati ammonia. Amasungunuka mosavuta mu ethanol ndi ether, samasungunuka kwambiri m'madzi.
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4-Methyldiphenylamine CAS: 620-84-8
4-Methyldiphenylamine CAS: 620-84-8
Zipangizo zopangira zachilengedwe: cycloalkylamines, aromatic monoamines, aromatic polyamines ndi zotumphukira zake ndi mchere. Mawonekedwe ake ndi kristalo woyera. Amagwiritsidwa ntchito makamaka pa zinthu zopangira zachilengedwe, kupanga zinthu zogwira ntchito zachilengedwe ndi mankhwala, komanso photochemistry ndi zinthu zopangira madzi a kristalo. Sasungunuka m'madzi. Amasungunuka mu benzene, toluene, methanol, ethanol. Kuti asungidwe bwino, Sungani pamalo amdima, Otsekedwa muudzu, Kutentha kwa chipinda.
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N,N-Dimethylacetamide CAS: 127-19-5
N,N-Dimethylacetamide CAS: 127-19-5
Makhalidwe a mankhwala: Makhalidwe a mankhwalawo ndi ofanana kwambiri ndi N,N-dimethylformamide, ndipo ndi chosungunulira cha amide. Ngati palibe asidi kapena alkali, sichimawola chikatenthedwa mpaka kuwira pansi pa mphamvu yachibadwa, kotero chimatha kusungunuka pansi pa mphamvu yachibadwa. Mlingo wa hydrolysis umakhala wochepa kwambiri. Pamene N,N-dimethylacetamide yokhala ndi madzi 5% imatenthedwa pa 95°C kwa maola 140, 0.02% yokha imatenthedwa. Komabe, pamene pali asidi ndi alkali, mlingo wa hydrolysis umawonjezeka. Saponification imachitika ikatenthedwa pamaso pa alkali wamphamvu.
ntchito
1. Dimethylacetamide yapakati ya mankhwala ndi chinthu chofunikira kwambiri chopangira mankhwala ndipo chimagwiritsidwa ntchito kwambiri popanga amoxicillin, cephalosporins ndi mankhwala ena. Monga chosungunulira kapena cocatalyst, dimethylacetamide imatha kukweza ubwino wa mankhwala ndi zokolola poyerekeza ndi zosungunulira zachilengedwe. Mu 2000, kufunikira kwa dimethylacetamide mumakampani opanga mankhwala kunali pafupifupi 6kt. Kufunika kwa dimethylacetamide mu 2006 kunali pafupifupi 9.6kt. 2. Kupanga ulusi wa acrylic Pakupanga ulusi wa acrylic, ena amagwiritsa ntchito njira ya dimethylacetamide. Pakadali pano, kupanga ulusi wa acrylic m'nyumba Chemicalbook makamaka imaphatikizapo njira ya sodium thiocyanate ya masitepe awiri, njira ya dimethylformamide ya sitepe imodzi ndi njira ya dimethylacetamide yachilengedwe yonyowa malinga ndi zosungunulira. Kuchokera pamalingaliro a machitidwe ndi zida, kugwiritsa ntchito zinthu, kukhudzidwa kwa chilengedwe, mtundu wa mankhwala, Zinthu zambiri monga magwiridwe antchito pambuyo pa kukonza, kuchuluka kwa malo ndi chitukuko chakunja zawonjezera kafukufuku wogwiritsa ntchito ndi kukwezedwa. Dimethylacetamide idagwiritsidwa ntchito ngati kufananiza kwathunthu. Njira ya sodium thiocyanate yokhala ndi magawo awiri ndi njira ya dimethylacetamide organic wet inagwiritsidwa ntchito. Njira yabwino kwambiri yopangira zinthu inali chitukuko. Pakadali pano, ma acrylic fiber ambiri ku China amagwiritsa ntchito njira zonyowa pogwiritsa ntchito dimethylacetamide ngati chosungunulira. -
Alyl alcohol CAS: 107-18-6
Alyl alcohol CAS: 107-18-6
chilengedwe
Madzi opanda mtundu ndi fungo la mpiru lopweteka. Kuchulukana kwa mpiru ndi o. 8520. Kuzizira -129℃. Kuwira ndi 96.9℃. Kutentha kofunikira ndi 271.9℃. Kuwala (chikho chotsekedwa) 22.2℃. Chimakhala vitreous pa -190℃. Chizindikiro cha refractive 1. 4132. Chimasakanikirana ndi madzi, ether, ethanol, chloroform ndi petroleum ether.
gwiritsani ntchito
Ndi chinthu chopangira glycerin, mankhwala, mankhwala ophera tizilombo, zonunkhira ndi zodzoladzola, komanso ndi chinthu chopangira diallyl phthalate resin ndi bis(2,3-bromopropyl)fumarate. Zinthu zochokera ku silane zochokera ku allyl alcohol ndi copolymers zokhala ndi styrene zimagwiritsidwa ntchito kwambiri popanga zokutira ndi magalasi.
Makampani opanga ulusi. Urethane wa allyl ungagwiritsidwe ntchito m'mafakitale opanga utoto wa polyurethane komanso opanga zinthu zopanga utoto.
chitetezo
Ili ndi fungo lapadera ndipo imatha kukwiyitsa kwambiri maso, khungu, pakhosi, ndi nembanemba ya mucous. Pa milandu yoopsa, ingayambitse khungu. Kumamatira pakhungu kungayambitse kufiira ndikuyambitsa kutentha, ndipo imalowa mwachangu pakhungu, zomwe zimayambitsa matenda a chiwindi, nephritis, hematuria ndi zizindikiro zina. Chimodzi mwa zakumwa zoledzeretsa kwambiri, LD50 ya pakamwa m'makoswe ndi 64rng/kg. Dog oral LD50 40mg/kg. Kuchuluka kovomerezeka mumlengalenga pamalo opangira ndi 5rng/m3. Pa kuchuluka kumeneku, kuyabwa kumakhala kwamphamvu kwambiri ndipo sikungalekereredwe kwa nthawi yayitali. Ngati ikuthira pakhungu, tsukani ndi madzi ndikupaka mankhwala okhala ndi mafuta. Valani zida zodzitetezera mukamayigwiritsa ntchito. -
Dicyclohexylamine CAS：101-83-7
Dicyclohexylamine CAS：101-83-7
Dicyclohexylamine imakonzedwa pogwiritsa ntchito aniline ngati zinthu zopangira ndikuiwonjezera hydrogen pa kutentha kwakukulu komanso kuthamanga kwambiri pamaso pa chothandizira.
Amagwiritsidwa ntchito kwambiri ngati gawo lapakati pa kapangidwe ka organic ndipo angagwiritsidwe ntchito pokonza zinthu zopaka utoto, zothamangitsa mphira, utoto wa nitrocellulose, mankhwala ophera tizilombo, zosakaniza, zosungira, zoletsa dzimbiri za gasi komanso zowonjezera zamafuta oletsa antioxidant, ndi zina zotero. Amagwiritsidwanso ntchito ngati chotulutsira. Mafuta acid mchere ndi sulfates a dicyclohexylamine ali ndi mphamvu zochotsa banga ngati sopo ndipo amagwiritsidwa ntchito m'mafakitale osindikizira, opaka utoto komanso opaka nsalu. Zitsulo zake zimagwiritsidwa ntchito ngati zosakaniza za inki ndi utoto.
Madzi amafuta opanda mtundu komanso owonekera bwino okhala ndi fungo la amoniya. Amasungunuka pang'ono m'madzi, amatha kusakanikirana ndi zinthu zachilengedwe.
