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Tetradecyltrimethylammonium bromide CAS:1119-97-7
Tetradecyltrimethylammonium bromide (TTAB) ndi mankhwala a quaternary ammonium omwe amadziwika chifukwa cha mphamvu zake zotsutsana ndi mabakiteriya komanso mabakiteriya. TTAB imakhala ndi unyolo wautali wa alkyl womwe umapangitsa kuti ikhale yothandiza m'njira zosiyanasiyana. Kapangidwe kake ka cationic kamalola kuyanjana kwamphamvu ndi malo omwe ali ndi mphamvu zoyipa, zomwe zimapangitsa kuti igwiritsidwe ntchito ngati mankhwala ophera tizilombo toyambitsa matenda komanso opha tizilombo toyambitsa matenda. Kuphatikiza apo, TTAB imagwiritsidwa ntchito pazinthu zosamalira thupi ngati emulsifier komanso chothandizira kukonza thupi. Kusinthasintha kwake kumafikira ku ntchito zamafakitale, komwe kumathandizira kuti magwiridwe antchito ndi kukhazikika m'njira zosiyanasiyana.
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Dioctadecyl dimethyl ammonium chloride CAS:107-64-2
Dioctadecyl dimethyl ammonium chloride (DODMAC) ndi mchere wa ammonium wa quaternary wokhala ndi formula ya mankhwala C36H75ClN. Umawoneka ngati wolimba woyera mpaka wosakhala woyera ndipo umadziwika ndi mphamvu zake zopanga surfactant, zomwe zimapangitsa kuti usungunuke kwambiri mu organic solvents pomwe susungunuke kwambiri m'madzi. DODMAC imagwiritsidwa ntchito makamaka ngati cationic surfactant m'njira zosiyanasiyana, kuphatikiza zinthu zosungunulira, zinthu zotsutsana ndi static, ndi zinthu zowongolera mpweya m'zinthu zosamalira munthu. Kapangidwe kake kapadera kamapereka kukhazikika komanso kugwira ntchito bwino, zomwe zimapangitsa kuti ukhale wofunika kwambiri m'mafakitale ndi zinthu zogulira.
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Methyl tributyl ammonium chloride CAS:56375-79-2
Methyl tributyl ammonium chloride (MTBAC) ndi mchere wa ammonium wa quaternary wokhala ndi formula ya mankhwala C12H23ClN. Umawoneka ngati madzi opanda mtundu kapena achikasu otuwa ndipo umasungunuka mu zosungunulira zachilengedwe. MTBAC imagwira ntchito makamaka ngati chothandizira kusamutsa magawo, kuthandizira kusamutsa ma ayoni kuchokera ku gawo limodzi kupita ku lina, makamaka pakati pa magawo amadzi ndi achilengedwe. Chifukwa cha mawonekedwe ake apadera, imapeza ntchito m'magawo osiyanasiyana monga kupanga kwachilengedwe, njira zochotsera, ndi mapangidwe a surfactant. Kuthekera kwake kowonjezera magwiridwe antchito kumapangitsa kuti ikhale chinthu chofunikira kwambiri m'malo ofufuza komanso m'mafakitale.
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Decyltrimethylammonium bromide CAS:2082-84-0
Decyltrimethylammonium bromide (DTAB) ndi mankhwala a quaternary ammonium omwe amadziwika ndi mphamvu zake zopanga zinthu komanso cationic. Popeza gulu la decyl ndi mchira wake wosagwirizana ndi madzi, DTAB imachepetsa kupsinjika kwa pamwamba, zomwe zimapangitsa kuti ikhale yofunikira m'njira zosiyanasiyana. Makhalidwe ake opha tizilombo toyambitsa matenda amalola kuti ikhale ngati mankhwala othandiza pochiza matenda komanso opha tizilombo toyambitsa matenda. Kuphatikiza apo, DTAB imagwira ntchito ngati emulsifier komanso wothandizira kukonza zinthu m'zinthu zosamalira thupi, zomwe zimapangitsa kuti kapangidwe kake kakhale kolimba komanso kolimba. Kusinthasintha kwake kumafikira ku ntchito zamafakitale, zomwe zimathandiza kuti zinthu zigwire bwino ntchito komanso magwiridwe antchito m'magawo osiyanasiyana, kuphatikizapo zodzoladzola, nsalu, ndi ulimi.
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Octadecy trimethyl ammonium bromide CAS:1120-02-1
Octadecyl trimethyl ammonium bromide (OTAB) ndi mankhwala a ammonium a quaternary omwe amadziwika ndi unyolo wake wautali wa hydrocarbon ndi mphamvu zake za cationic. Amadziwika kwambiri chifukwa cha mphamvu zake zopanga surfactant, emulsifying, komanso antimicrobial. OTAB imagwiritsidwa ntchito kwambiri m'njira zosiyanasiyana, kuphatikizapo kupanga mankhwala ophera tizilombo toyambitsa matenda, mankhwala opha tizilombo toyambitsa matenda, ndi zinthu zosamalira thupi. Kutha kwake kuchepetsa kupsinjika kwa pamwamba kumawonjezera kusungunuka ndi kukhazikika kwa mankhwala. Kuphatikiza apo, OTAB ndi yothandiza kusintha malo ndikuwongolera magwiridwe antchito a zinthu popereka mawonekedwe owopsa ku hydrophobic. Mankhwalawa amagwira ntchito yofunika kwambiri pakupanga zinthu zamafakitale komanso zogwiritsidwa ntchito ndi ogula.
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Methyltrioctylammonium bromide CAS:35675-80-0
Methyltrioctylammonium bromide ndi mankhwala a ammonium a quaternary omwe amagwiritsidwa ntchito kwambiri ngati chothandizira pa surfactant komanso gawo lothandizira kusintha. Ili ndi magulu atatu a octyl omwe amalumikizidwa ku atomu ya nayitrogeni, zomwe zimapangitsa kuti ikhale cationic surfactant yokhala ndi mphamvu zowononga madzi. Mankhwalawa nthawi zambiri amagwiritsidwa ntchito m'mafakitale osiyanasiyana chifukwa cha kuthekera kwake kothandiza kusamutsa mitundu ya ionic kudutsa magawo achilengedwe ndi amadzi. Methyltrioctylammonium bromide imasungunuka mu zosungunulira zachilengedwe ndipo imatha kuwonjezera kusungunuka kwa mankhwala ophilic, zomwe zimapangitsa kuti ikhale yofunika kwambiri popanga mankhwala ndi kuchotsa zinthu.
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Tetramethylammonium hydrogen sulfate CAS:103812-00-6
Tetramethylammonium hydrogen sulfate (TMAHS) ndi mchere wa ammonium wa quaternary wokhala ndi formula ya mankhwala (CH3)4NHSO4. Umawoneka ngati kristalo woyera wolimba, wosungunuka kwambiri m'madzi. TMAHS imadziwika ndi kuthekera kwake kugwira ntchito ngati chothandizira kusamutsa gawo, kuthandizira machitidwe pakati pa mankhwala achilengedwe ndi osapangidwa. Chifukwa cha mawonekedwe ake apadera, imapeza ntchito m'magawo osiyanasiyana, kuphatikiza kupanga kwachilengedwe, catalysis, ndi njira zamagetsi. Kuphatikiza apo, imagwira ntchito ngati surfactant ndi electrolyte m'magwiritsidwe ena, zomwe zimapangitsa kuti ikhale yofunikira m'mafakitale ndi kafukufuku.
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Didodecyldimethylammonium bromide CAS:3282-73-3
Didodecyldimethylammonium bromide (DDAB) ndi mchere wa ammonium wa quaternary wokhala ndi formula ya mankhwala C48H109BrN. Nthawi zambiri umawoneka ngati wolimba woyera mpaka wosakhala woyera ndipo umadziwika ndi mphamvu zake zopanga zinthu, zomwe zimapangitsa kuti ukhale wogwira ntchito kwambiri m'njira zosiyanasiyana. DDAB imagwiritsidwa ntchito kwambiri ngati cationic surfactant, emulsifier, komanso antimicrobial agent. Kapangidwe kake kamathandizira kuti ikhazikitse ma emulsions ndikuwonjezera magwiridwe antchito a zinthu zosamalira thupi, zotsukira, komanso ntchito zamafakitale. Chifukwa cha kusinthasintha kwake komanso kugwira ntchito bwino, DDAB imagwira ntchito yofunika kwambiri m'magawo ambiri, kuphatikizapo zodzoladzola, mankhwala, ndi ukhondo.
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Tropolone CAS:533-75-5
Tropolone ndi mankhwala a bicyclic organic okhala ndi formula ya mankhwala C8H8O. Ili ndi mphete yokhala ndi ziwalo zisanu ndi chimodzi yokhala ndi gulu la ketone functional ndi dongosolo la mphete yokhala ndi ziwalo zisanu. Tropolone imadziwika ndi kapangidwe kake kapadera, komwe kamapereka ntchito yofunika kwambiri ya zamoyo komanso reactivity. Mankhwalawa amatha kupangidwa kudzera m'njira zosiyanasiyana, kuphatikizapo okosijeni wa terpenes kapena mankhwala ena a phenolic. Chifukwa cha mawonekedwe ake osangalatsa, tropolone imagwira ntchito ngati maziko omangira mu organic chemistry ndipo yatchuka chifukwa cha kugwiritsidwa ntchito kwake mu mankhwala ndi agrochemicals.
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Chloroethylene carbonate CAS: 3967-54-2
Chloroethylene carbonate, yomwe imadziwikanso kuti ethylene carbonate chloride, ndi mankhwala achilengedwe okhala ndi formula ya mankhwala C3H4ClO3. Ili ndi gulu la carbonate lolumikizidwa ndi gulu la chloroethylene, lomwe limapereka reactivity yapadera ndi makhalidwe. Mankhwalawa nthawi zambiri amapangidwa kudzera mu reaction ya chloroethylene ndi carbon dioxide kapena ma reagents ena ofanana. Kutha kwake kusinthana ndi nucleophilic ndi kusintha kwa mankhwala ena kumapangitsa kuti ikhale yofunika kwambiri pa ntchito zosiyanasiyana zopangira. Chloroethylene carbonate imagwiritsidwa ntchito makamaka ngati solvent ndi reagent mu organic synthesis, kusonyeza kusinthasintha kwake mu njira zamakemikolo.
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Dimethyl 2,2′-azobis(2-methylpropionate) CAS:2589-57-3
Dimethyl 2,2′-azobis (2-methylpropionate), yomwe nthawi zambiri imafupikitsidwa kuti AIBN (Azobisisobutyronitrile), ndi mankhwala omwe ali ndi fomula ya C12H18N2O4. Imagwira ntchito ngati choyambitsa zinthu zosiyanasiyana za polymerization chifukwa cha kuthekera kwake kuwola kutentha kapena kuwonekera pa UV, ndikupanga ma free radicals. Ma free radicals awa amayambitsa ma polymerization reactions, zomwe zimapangitsa kuti AIBN igwiritsidwe ntchito kwambiri popanga ma polima ndi ma copolymers. Kuphatikiza apo, imagwira ntchito ngati stabilizer komanso crosslinking agent m'njira zosiyanasiyana. Kugwira ntchito kwake poyambitsa polymerization kumapangitsa kuti ikhale gawo lofunikira kwambiri m'mafakitale apulasitiki ndi rabara yopangidwa.
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Vinyl Benzoate CAS:769-78-8
Vinyl benzoate ndi mankhwala achilengedwe omwe ali ndi gulu la vinyl lolumikizidwa ku gulu la benzoyl. Ili ndi formula ya mankhwala C9H10O2 ndipo imagwiritsidwa ntchito makamaka ngati monomer mu kapangidwe ka polymer. Kupezeka kwa ntchito za vinyl ndi aromatic kumalola kuti pakhale njira zosiyanasiyana zochitira zinthu, zomwe zingagwiritsidwe ntchito m'njira zosiyanasiyana. Vinyl benzoate nthawi zambiri imapezeka kudzera mu esterization ya benzoic acid ndi vinyl alcohol kapena zotumphukira zake. Kapangidwe kake kapadera kamapangitsa kuti ikhale pakati pa kupanga ma polima apadera ndi ma resin.
