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ʻO ka Triethylamine CAS: 121-44-8
ʻO Triethylamine (ʻano molekala: C6H15N), i ʻike ʻia hoʻi ʻo N,N-diethylethylamine, ʻo ia ka homo-trisubstituted tertiary amine maʻalahi loa a loaʻa iā ia nā ʻano maʻamau o nā tertiary amines, me ka hoʻokumu ʻana o ka paʻakai, ka oxidation, a me ka triethyl Chemicalbook amine. ʻAʻohe pane i ka hoʻāʻo (Hisbergreaction). ʻIke ʻia ia he wai melemele ʻole a mālamalama me kahi ʻala ammonia ikaika a uahi iki i ka lewa. Hoʻoheheʻe iki ʻia i ka wai, hoʻoheheʻe ʻia i ka ethanol a me ka ether. He alkaline ka hopena wai. ʻAwaʻawa a hoʻonāukiuki loa.
Hiki ke loaʻa iā ia ma ka hoʻohui ʻana i ka ethanol a me ka ammonia i ke alo o ka hydrogen i loko o kahi reactor i lako me kahi mea hoʻoulu keleawe-nickel-clay ma lalo o nā kūlana hoʻomehana (190±2°C a me 165±2°C). E hana pū ka hopena i ka monoethylamine a me ka diethylamine. Ma hope o ka condensation, ua pīpī ʻia ka huahana me ka ethanol a hoʻomoʻa ʻia e loaʻa ka triethylamine maka. ʻO ka hope loa, ma hope o ka hoʻokaʻawale ʻana, ka dehydration a me ka fractionation, loaʻa ka triethylamine maʻemaʻe.
Hiki ke hoʻohana ʻia ʻo Triethylamine ma ke ʻano he mea hoʻoheheʻe a me ka mea maka i ka ʻoihana synthesis organik, a hoʻohana ʻia hoʻi i ka hana ʻana i nā lāʻau lapaʻau, nā pesticides, nā mea hoʻopaʻa polymerization, nā wahie ikehu kiʻekiʻe, nā rubberizers, a pēlā aku.
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Chloroacetone CAS: 78-95-5
Chloroacetone CAS: 78-95-5
He wai kala ʻole kona ʻano me kahi ʻala ʻawaʻawa. Hoʻoheheʻe ʻia i ka wai, hoʻoheheʻe ʻia i ka ethanol, ether a me chloroform. Hoʻohana ʻia i ka synthesis organik e hoʻomākaukau i nā lāʻau lapaʻau, nā pesticides, nā mea ʻala a me nā dyes, a pēlā aku.
Nui nā ʻano hana synthesis no ka chloroacetone. ʻO ke ʻano acetone chlorination kahi ʻano hana nui i hoʻohana ʻia i ka hana kūloko. Loaʻa ka Chloroacetone ma ka chlorinating acetone i ke alo o ka calcium carbonate, kahi mea hoʻopaʻa waikawa. E hoʻohui i ka acetone a me ka calcium carbonate i loko o ka reactor e like me kahi ratio hānai, e hoʻoulu e hana i kahi slurry, a hoʻomehana i ka reflux. Ma hope o ka hoʻōki ʻana i ka hoʻomehana ʻana, e hoʻokomo i ke kinoea chlorine no kahi o 3 a 4 mau hola, a hoʻohui i ka wai e hoʻoheheʻe i ka calcium chloride i hana ʻia. Hōʻiliʻili ʻia ka papa aila, a laila holoi ʻia, hoʻomaloʻo ʻia, a hoʻoheheʻe ʻia e loaʻa ka huahana chloroacetone.
Nā ʻano mālama a me ka halihali o ka chloroacetone
Hoʻomehana ʻia ka hale kūʻai a hoʻomaloʻo ʻia i ka mahana haʻahaʻa; pale ʻia mai nā lapalapa ahi a me nā mahana kiʻekiʻe, a mālama ʻia a lawe ʻia aku hoʻi ma kahi kaʻawale mai nā mea maka meaʻai a me nā mea hoʻomake.
Nā kūlana mālama: 2-8°C -
ʻO ka propylene glycol CAS: 57-55-6
ʻO ka inoa ʻepekema o ka propylene glycol ʻo "1,2-propanediol". He wai hygroscopic viscous ka racemate me kahi ʻono ʻala iki. Hiki ke hui pū ʻia i ka wai, acetone, ethyl acetate a me chloroform, a hiki ke hoʻoheheʻe ʻia i ka ether. Hiki ke hoʻoheheʻe ʻia i loko o nā aila pono he nui, akā hiki ʻole ke hui pū ʻia me ka petroleum ether, paraffin a me ka grease. He paʻa loa ia i ka wela a me ka mālamalama, a ʻoi aku ka paʻa i nā mahana haʻahaʻa. Hiki ke hoʻoheheʻe ʻia ka propylene glycol i propionaldehyde, lactic acid, pyruvic acid a me acetic acid i nā mahana kiʻekiʻe.
He diol ka propylene glycol a loaʻa iā ia nā ʻano o nā waiʻona maʻamau. Hana pū me nā waikawa organik a me nā waikawa inorganic e hana i nā monoesters a i ʻole diesters. Hana pū me ka propylene oxide e hana i ka ether. Hana pū me ka hydrogen halide e hana i nā halohydrins. Hana pū me ka acetaldehyde e hana i ka methyldioxolane.
Ma ke ʻano he mea bacteriostatic, ua like ka propylene glycol me ka ethanol, a ʻo kona pono i ka pale ʻana i ka ʻōpala ua like ia me ka glycerin a haʻahaʻa iki ma mua o ka ethanol. Hoʻohana pinepine ʻia ka propylene glycol ma ke ʻano he plasticizer i nā mea uhi kiʻiʻoniʻoni wai. ʻO ka hui ʻana o nā ʻāpana like me ka wai hiki ke hoʻopaneʻe i ka hydrolysis o kekahi mau lāʻau lapaʻau a hoʻonui i ke kūpaʻa o nā hoʻomākaukau.
ʻAʻohe kala, ʻano mānoanoa a paʻa hoʻi ka wai e omo ana i ka wai, aneane ʻaʻohe ʻono a ʻala ʻole. Hiki ke hui pū ʻia me ka wai, ka ethanol a me nā mea hoʻoheheʻe organik like ʻole. Hoʻohana ʻia ma ke ʻano he mea maka no nā resins, plasticizers, surfactants, emulsifiers a me demulsifiers, a me nā mea lawe antifreeze a me ka wela.
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ʻAkika Benzoic CAS: 65-85-0
ʻO ka waikawa Benzoic, i ʻike ʻia hoʻi ʻo ka waikawa benzoic, he ʻano molekala C6H5COOH. ʻO ia ka waikawa ʻala maʻalahi loa kahi e pili pono ai ka hui carboxyl i ka ʻātoma kalapona o ke apo benzene. He hui ia i hoʻokumu ʻia ma ke pani ʻana i kahi hydrogen ma ke apo benzene me kahi hui carboxyl (-COOH). He mau kristal ʻōpala ʻaʻohe kala, ʻaʻohe ʻala. ʻO ke kiko heheʻe he 122.13 ℃, ʻo ke kiko paila he 249 ℃, a ʻo ka nui o ka pilina he 1.2659 (15/4 ℃). Hoʻoheheʻe koke ia ma 100°C, a he mea hoʻonāukiuki loa kona mahu a hiki ke hoʻoulu i ka ʻū ma hope o ka hanu ʻana. Hoʻoheheʻe iki ʻia i ka wai, hoʻoheheʻe maʻalahi i nā mea hoʻoheheʻe organik e like me ka ethanol, ether, chloroform, benzene, toluene, carbon disulfide, carbon tetrachloride a me ka pine. Loaʻa ia ma ke ʻano ma ke ʻano he waikawa manuahi, ester a i ʻole nā mea loaʻa. No ka laʻana, aia ia ma ke ʻano o ka waikawa manuahi a me ka benzyl ester i loko o ka benzoin gum; aia ia ma ke ʻano manuahi i loko o nā lau a me ka ʻili kumu o kekahi mau mea kanu; aia ia ma ke ʻala Aia ia ma ke ʻano o ka methyl ester a i ʻole benzyl ester i loko o nā aila pono; aia ia ma ke ʻano o kona waikawa hippuric derivative i loko o ka mimi lio. He waikawa nāwaliwali ka waikawa Benzoic, ʻoi aku ka ikaika ma mua o nā waikawa momona. Loaʻa iā lākou nā waiwai kemika like a hiki ke hana i nā paʻakai, nā esters, nā halides waikawa, nā amides, nā anhydrides waikawa, a pēlā aku, a ʻaʻole maʻalahi ka oxidized. Hiki ke hana ʻia kahi hopena hoʻololi electrophilic ma ke apo benzene o ka waikawa benzoic, e hana nui ana i nā huahana meta-substitution.
Hoʻohana pinepine ʻia ka waikawa Benzoic ma ke ʻano he lāʻau lapaʻau a mea mālama paha. Loaʻa iā ia ka hopena o ke kāohi ʻana i ka ulu ʻana o nā fungi, bacteria, a me ka ʻōpala. Ke hoʻohana ʻia i ka lāʻau lapaʻau, hoʻopili pinepine ʻia i ka ʻili e mālama i nā maʻi ʻili e like me ka ringworm. Hoʻohana ʻia i nā ʻoihana fibers synthetic, resins, coatings, rubber, a me ka paka. I ka wā mua, ua hana ʻia ka waikawa benzoic e ka carbonization o ka benzoin gum a i ʻole ka hydrolysis o ka puke kemika me ka wai alkaline. Hiki ke hana ʻia e ka hydrolysis o ka waikawa hippuric. Ma ka ʻoihana, hana ʻia ka waikawa benzoic e ka oxidation air o toluene i ke alo o nā catalysts e like me cobalt a me manganese; a i ʻole hana ʻia e ka hydrolysis a me ka decarboxylation o phthalic anhydride. Hiki ke hoʻohana ʻia ka waikawa Benzoic a me kona paʻakai sodium ma ke ʻano he mau mea antibacterial i ka latex, toothpaste, jam a i ʻole nā meaʻai ʻē aʻe, a hiki ke hoʻohana ʻia ma ke ʻano he mordants no ka hoʻoluʻu ʻana a me ka paʻi ʻana. -
ʻEthyl N-acetyl-N-butyl-β-alaninate CAS:52304-36-6
He mea pale pepeke ākea a maikaʻi loa ka BAAPE e pale aku i nā nalo, nā ʻuku, nā ʻanuʻu, nā makika, nā ʻiole, nā nalo liʻiliʻi, nā ʻuku pālahalaha, nā ʻuku one, nā nalo one, nā ʻuku one, nā cicadas, a pēlā aku. Hopena pale; lōʻihi kona hopena pale a hiki ke hoʻohana ʻia i nā kūlana aniau like ʻole. He paʻa kemika ma lalo o nā kūlana hoʻohana a he kūpaʻa wela kiʻekiʻe a he kūpaʻa hou kiʻekiʻe. He kūpono maikaʻi ka BAAPE me nā mea hoʻonani a me nā lāʻau lapaʻau i hoʻohana pinepine ʻia. Hiki ke hana ʻia i loko o nā hopena, nā emulsions, nā ʻaila, nā uhi, nā gels, nā aerosols, nā ʻōwili makika, nā microcapsules a me nā lāʻau lapaʻau kūikawā ʻē aʻe, a hiki ke hoʻohui ʻia i nā huahana ʻē aʻe. A i ʻole i loko o nā mea (e like me ka wai lua, ka wai pale makika), i loaʻa ai ka hopena pale.
Loaʻa i ka BAAPE nā pono o ka loaʻa ʻole o nā hopena ʻawahia ma ka ʻili a me nā membrane mucous, ʻaʻohe allergies, a ʻaʻohe permeability o ka ʻili.
Nā Waiwai: Wai moakaka melemele ʻole a māmā, he mea pale makika maikaʻi loa. Ke hoʻohālikelike ʻia me ka mea pale makika maʻamau (DEET, i ʻike nui ʻia ʻo DEET), loaʻa iā ia nā hiʻohiʻona koʻikoʻi o ka haʻahaʻa o ka ʻawahia, ka emi ʻana o ka huhū, a me ka lōʻihi o ka manawa pale. , he huahana pani kūpono no nā mea pale makika maʻamau.
ʻOi aku ka maikaʻi o ka mea hoʻolei wai-hoʻoheheʻe ʻia (BAAPE) ma mua o ka DEET kuʻuna i ka pale ʻana i nā makika. Eia nō naʻe, i ka hoʻohālikelike ʻana, ʻoi aku ka liʻiliʻi o ka hoʻonāukiuki o DEET (IR3535) a ʻaʻohe ona komo ʻana i ka ʻili.
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2-Methoxyethanol CAS 109-86-4
ʻO Ethylene glycol monomethyl ether (i hoʻopōkole ʻia ʻo MOE), i ʻike ʻia hoʻi ʻo ethylene glycol methyl ether, he wai ʻole kala a moakaka hoʻi, hiki ke hui pū ʻia me ka wai, ka waiʻona, ka waikawa acetic, ka acetone a me DMF. Ma ke ʻano he mea hoʻoheheʻe koʻikoʻi, hoʻohana nui ʻia ʻo MOE ma ke ʻano he mea hoʻoheheʻe no nā ʻano momona like ʻole, nā acetates cellulose, nā nitrates cellulose, nā dyes hiki ke hoʻoheheʻe ʻia i ka waiʻona a me nā resins synthetic.
Loaʻa ia ma o ka hopena o ka ethylene oxide a me ka methanol. E hoʻohui i ka methanol i ka boron trifluoride ether complex, a hoʻokomo i ka ethylene oxide ma 25-30°C me ka hoʻoulu ʻana. Ma hope o ka pau ʻana o ke kaʻina hana, piʻi koke ka mahana i 38-45°C. Hoʻopili ʻia ka hopena hopena me ka potassium hydrocyanide - Neutralize i ka hopena methanol i ka pH = 8-Chemicalbook9. E hoʻihoʻi i ka methanol, hoʻoheheʻe iā ia, a hōʻiliʻili i nā ʻāpana ma mua o 130°C e loaʻa ai ka huahana maka. A laila e hana i ka distillation fractional, a hōʻiliʻili i ka ʻāpana 123-125°C ma ke ʻano he huahana i hoʻopau ʻia. I ka hana ʻoihana, hoʻopili ʻia ka ethylene oxide a me ka methanol anhydrous ma ke kiʻekiʻe o ka mahana a me ke kaomi me ka ʻole o kahi catalyst, a hiki ke loaʻa kahi huahana hua kiʻekiʻe.
Hoʻohana ʻia kēia huahana ma ke ʻano he mea hoʻoheheʻe no nā ʻaila like ʻole, lignin, nitrocellulose, cellulose acetate, nā dyes waiʻona-soluble a me nā resins synthetic; ma ke ʻano he reagent no ka hoʻoholo ʻana i ka hao, sulfate a me ke kalapona disulfide, ma ke ʻano he diluent no nā uhi, a no cellophane. I nā mea sila hoʻopili, nā varnish maloʻo wikiwiki a me nā enamels. Hiki ke hoʻohana ʻia ma ke ʻano he mea komo a me ka mea hoʻohālikelike i ka ʻoihana dye, a i ʻole he plasticizer a me ka brightener. Ma ke ʻano he waena i ka hana ʻana o nā hui organik, hoʻohana nui ʻia ka ethylene glycol monomethyl ether i ka synthesis o ka acetate a me ka ethylene glycol dimethyl ether. He mea maka Chemicalbook nō hoʻi ia no ka hana ʻana o ka bis(2-methoxyethyl)phthalate plasticizer. ʻO ka hui ʻana o ka ethylene glycol monomethyl ether a me ka glycerin (ether: glycerin = 98:2) he mea hoʻohui wahie mokulele koa e hiki ke pale i ka hau a me ka corrosion bacteria. Ke hoʻohana ʻia ka ethylene glycol monomethyl ether ma ke ʻano he mea hoʻoheheʻe wahie mokulele, ʻo ka nui o ka hoʻohui maʻamau he 0.15% ± 0.05%. He hydrophilicity maikaʻi kona. Hoʻohana ia i kāna hui hydroxyl ponoʻī i loko o ka wahie e launa pū me nā nui liʻiliʻi o nā molekala wai i loko o ka ʻaila. ʻO ka hoʻokumu ʻia ʻana o ka hui pilina hydrogen, me kona kiko hau haʻahaʻa loa, e hoʻohaʻahaʻa i ka kiko hau o ka wai i loko o ka ʻaila, e ʻae ana i ka wai e hoʻoheheʻe i loko o ka hau. ʻO ka Ethylene glycol monomethyl ether kekahi mea hoʻohui anti-microbial.
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1,4-Butanediol diglycidyl ether CAS 2425-79-8
ʻO 1,4-Butanediol glycidyl ether, i ʻike ʻia hoʻi ʻo 1,4-butanediol dialkyl ether a i ʻole BDG, he hui organik. He wai melemele ʻole ia me ka volatility haʻahaʻa. Hiki ke hoʻoheheʻe ʻia i loko o ka hapa nui o nā mea hoʻoheheʻe organik e like me ka ethanol, methanol a me dimethylformamide. Hoʻohana pinepine ʻia e like me nā mea maka kemika a me nā mea hoʻoheheʻe. Hoʻohana ʻia hoʻi ia ma ke ʻano he mea hoʻopaʻa no nā dyes a me nā pigments.
Hiki ke hana ʻia ka 1,4-Butanediol glycidyl ether ma o ka esterification o 1,4-butanediol me ka methanol a i ʻole ka hopena methanol. Hoʻokō ʻia nā kūlana hana ma lalo o ke kaomi kiʻekiʻe a me ke alo o kahi mea hoʻoulu.
I ka wā e hoʻohana ai i ka 1,4-butanediol glycidyl ether, pono e akahele e pale i ka pili ʻana me ka ʻili a me nā maka. I ka wā e hoʻohana ai a me ka mālama ʻana, pono e pale ʻia nā mahana kiʻekiʻe a me nā kumu ahi. Pono e makaʻala i ka sila ʻana o nā ipu mālama e pale i ka mahu a me ka liki ʻana. -
ʻO Diethanolamine CAS: 111-42-2
ʻO Ethanolamine EA ka huahana koʻikoʻi loa i ka ethanol, me ka monoethanolamine MEA, diethanolamine DEA a me triethanolamine TEA. He mea koʻikoʻi ka Ethanolamine i waena o nā mea olaola, hoʻohana nui ʻia i nā surfactants, nā detergents synthetic, nā mea hoʻohui petrochemical, nā plasticizers resin synthetic a me nā rubber, nā mea hoʻolalelale, nā mea vulcanizing a me nā mea hoʻopū, a me ka hoʻomaʻemaʻe kinoea, ka antifreeze wai, ka paʻi ʻana a me ka hoʻoluʻu ʻana, nā lāʻau lapaʻau, nā pesticides, ke kūkulu ʻana, ka ʻoihana koa a me nā ʻoihana ʻē aʻe. ʻO nā huahana ma hope o ka ethanolamine he mau mea koʻikoʻi i waena o nā kemika maikaʻi.
ʻO Diethanolamine, i ʻike ʻia hoʻi ʻo bishydroxyethylamine a me 2,2′-iminobisethanol, he kristal keʻokeʻo a wai kala ʻole paha me ka hygroscopicity ikaika. He maʻalahi ia e hoʻoheheʻe ʻia i ka wai, methanol, ethanol, acetone a me benzene. ʻO kona solubility (g/100g) i loko o benzene ma 25°C he 4.2 a ma ka ether he 0.8. ʻO kāna kumu: ka mea hoʻomaʻemaʻe kinoea, hiki ke omo i nā kinoea acidic i loko o ke kinoea, e like me ke kalapona dioxide, hydrogen sulfide, sulfur dioxide, a pēlā aku. ʻO ka hopena "Benfield" i hoʻohana ʻia i ka ʻoihana ammonia synthetic ua haku nui ʻia me kēia huahana; hoʻohana ʻia hoʻi no ka emulsification. Nā mea hana, nā lubricants, nā shampoos, nā thickeners, a pēlā aku; nā mea waena synthesis organik, i hoʻohana ʻia e hana i nā mea maka detergent, nā preservatives a me nā kemika o kēlā me kēia lā (e like me nā surfactants); synthesis o morpholine.
Hoʻohana ʻia ʻo Diethanolamine ma ke ʻano he mea maka no nā buffers i ka ʻoihana lāʻau lapaʻau. Hoʻohana ʻia ia ma ke ʻano he mea hoʻopili i ka hana ʻana o ka huʻa polyurethane kiʻekiʻe. Hoʻohui ʻia me ka triethanolamine ma ke ʻano he detergent no nā pistons mīkini mokulele. Hoʻopili ia me nā waikawa momona e hana i nā alkyl alkyls. Hoʻohana ʻia hoʻi ia i nā mea maka Synthetic organik, nā mea maka no nā surfactants Chemicalbook a me nā mea hoʻomoʻa kinoea waikawa, hoʻohana ʻia ma ke ʻano he thickeners a me nā mea hoʻololi huʻa i nā shampoos a me nā detergents māmā, ma ke ʻano he intermediates i ka ʻoihana synthesis organik, a ma ka ʻoihana lāʻau lapaʻau. Ma ke ʻano he solvent, hoʻohana nui ʻia ia i ka ʻoihana holoi, ka ʻoihana hoʻonaninani, ka mahiʻai, ka ʻoihana kūkulu hale a me ka ʻoihana metala.
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2-Acrylamide-2-methylpropanesulfonic acid CAS 15214-89-8
ʻO 2-Acrylamide-2-methylpropanesulfonic acid (AMPS) kahi vinyl monomer me kahi hui sulfonic acid. Loaʻa iā ia ke kūpaʻa wela maikaʻi, me ka mahana decomposition a hiki i 210°C, a ʻo kona homopolymer paʻakai sodium he mahana decomposition a hiki i 329°C. I loko o ka hopena wai, lohi ka wikiwiki hydrolysis, a he kūpaʻa hydrolysis maikaʻi loa ka hopena paʻakai sodium ma lalo o nā kūlana pH kiʻekiʻe. Ma lalo o nā kūlana acidic, ʻoi aku ke kiʻekiʻe o ke kūpaʻa hydrolysis o kona copolymer ma mua o ka polyacrylamide. Hiki ke hana ʻia ka monomer i loko o nā kristal a i ʻole i loko o kahi hopena wai o ka paʻakai sodium. Loaʻa i ka 2-Acrylamide-2-methylpropanesulfonic acid nā waiwai complexing maikaʻi, nā waiwai adsorption, ka hana olaola, ka hana ʻili, ka paʻa hydrolysis a me ke kūpaʻa wela.
Hoʻohana
1. Ka mālama ʻana i ka wai: Hiki ke hoʻohana ʻia ka homopolymer o ka AMPS monomer a i ʻole copolymer me ka acrylamide, ka waikawa acrylic a me nā monomers ʻē aʻe ma ke ʻano he mea hoʻomaloʻo sludge i ke kaʻina hana hoʻomaʻemaʻe wai ʻino, a hiki ke hoʻohana ʻia e like me ka hao, zinc, alumini, a me ke keleawe i nā ʻōnaehana hoʻopololei wai pani. A me nā mea hoʻopaʻa i ka corrosion no nā alloys; hiki ke hoʻohana ʻia ma ke ʻano he mau mea hoʻohemo a me nā mea antiscaling no nā mea hoʻomehana, nā hale kiaʻi hoʻoluʻu, nā mea hoʻomaʻemaʻe ea a me nā mea hoʻomaʻemaʻe kinoea.
2. Kemika kahua ʻaila: Ke ulu wikiwiki nei ka hoʻohana ʻana o nā huahana ma ke kahua o ke kemika kahua ʻaila. ʻO ka laulā o ke komo ʻana e komo pū ana me nā mea hoʻohui sima luawai ʻaila, nā mea mālama wai ʻeli, nā wai acidizing, nā wai fracturing, nā wai hoʻopau a me nā mea hoʻohui wai workover, a pēlā aku.
3. Nā olonā synthetic: ʻO AMPS kahi monomer koʻikoʻi e hoʻomaikaʻi i nā waiwai piha o kekahi mau olonā synthetic, ʻoiai nā olonā acrylic a acrylic paha. ʻO kona dosage he 1% -4% o ka fiber, hiki ke hoʻomaikaʻi nui i ke keʻokeʻo a me ka dyeability o ka fiber. , antistatic, breathable a me ka flame retardant.
4. Ka nui ʻana no nā lole: He copolymer o ka 2-acrylamido-2-methylpropanesulfonic acid, ethyl acetate, a me ka acrylic acid. He mea nui kūpono ia no nā lole i hui pū ʻia me ka pulupulu a me ka polyester. He maʻalahi ke hoʻohana a maʻalahi hoʻi e wehe me ka wai. Nā hiʻohiʻona.
5. Hana Pepa: ʻO ke copolymer o ka 2-acrylamide-2-methylpropanesulfonic acid a me nā monomers wai-soluble ʻē aʻe he kemika pono ʻole ia no nā wili pepa like ʻole. Hiki ke hoʻohana ʻia ma ke ʻano he kōkua hoʻokahe wai, kahi mea hoʻonui nui, a hoʻonui i ka ikaika o ka pepa a lawelawe pū kekahi ma ke ʻano he pigment dispersant no nā uhi kala.
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(2-CARBOXYETHYL)DIMETHYLSULFONIUM CHLORIDE CAS: 4337-33-1
ʻO DMPT ka mea hoʻowalewale meaʻai wai o ka hanauna ʻehā i ʻike ʻia a hiki i kēia manawa. Hoʻohana kekahi poʻe i ka huaʻōlelo "fish bites stones" e wehewehe pono i kona hopena hoʻowalewale meaʻai - ʻoiai inā ua pena ʻia ma luna o kahi pōhaku, e nahu ka iʻa iā ia. Pōhaku. ʻO ka hoʻohana maʻamau o DMPT ʻo ia ke ʻano he maunu lawaiʻa e hoʻomaikaʻi i ka hoihoi o ka maunu a maʻalahi i ka iʻa ke nahu i ka makau. ʻO ka hoʻohana ʻoihana o DMPT he mea hoʻohui hānai wai ʻōmaʻomaʻo e hoʻolaha i ka lawe ʻana i ka meaʻai o nā holoholona wai a hoʻonui i ko lākou ulu ʻana.
ʻO ka dimethyl-beta-propionate thiatin mua loa he hui kūlohelohe maʻemaʻe i unuhi ʻia mai ka limu. ʻO ka ʻoiaʻiʻo, ua hoʻomaka pū ke kaʻina hana o ka ʻike ʻana i ka dimethyl-beta-propionate thiatin mai ka limu: ua ʻike nā kānaka ʻepekema makemake nā iʻa kai e ʻai i ka limu, no laila ua hoʻomaka wau e aʻo i nā mea hoʻowalewale meaʻai i loko o ka limu. Ma hope mai ua ʻike au ʻo ke kumu e makemake ai nā iʻa e ʻai i ka limu, ʻo ia ka loaʻa ʻana o ka DMPT kūlohelohe i loko o ka limu.
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N,N-Diethylhydroxylamine CAS:3710-84-7
N,N-Diethylhydroxylamine CAS:3710-84-7
nā waiwai kemika
Wai moakāka ʻole kala. ʻAla like ia me ka ammonia. Maʻalahi ka hoʻoheheʻe ʻia i ka wai, hiki ke hoʻoheheʻe ʻia i ka ethanol, ether, chloroform, benzene.
Hoʻohana ʻia ia ma ke ʻano he mea hoʻopale polymerization olefin, mea hoʻopale polymerization terminal, a ma ke ʻano he vinyl monomer i ke kaʻina hana o ka rubber synthetic. Ma ke ʻano he antioxidant a me ka stabilizer, hiki ke hoʻohana nui ʻia i nā resins photosensitive, nā emulsions photosensitive, ka latex synthetic, a pēlā aku. Hiki ke hoʻohana ʻia hoʻi ma ke ʻano he terminator no ka emulsion polymerization, ka mea hoʻopale smog photochemical, a pēlā aku. He mea kaulike leo kēia sulfate no ka hoʻomohala ʻana i ke kala.
Ka hoʻopili ʻana, ka mālama ʻana a me ka halihali ʻana
Hoʻopaʻa ʻia i loko o nā pahu liner plastik a i ʻole nā pahu resin. Pono e mālama pono ʻia kēia huahana i loko o kahi hale waihona maloʻo a anuanu a pale ʻia mai ke ahi. -
ʻO Dipropylamine CAS No.: 142-84-7
ʻO Dipropylamine, i ʻike ʻia hoʻi ʻo di-n-propylamine, he wai ʻawaʻawa loa ia e kū nei ma ke ʻano maoli i loko o nā lau paka a me nā ʻōpala ʻoihana i hoʻokuʻu ʻia i hana ʻia.
He wai ʻole kala a moakāka ka Di-n-propylamine. He ʻala ammonia. Hiki ke hana i nā hydrates. Maʻalahi ka hoʻoheheʻe ʻia i ka wai, ethanol a me ka ether. Hoʻokumu i ka hydrate me ka wai. Density 0.738, wahi hoʻoheheʻe -63 ℃, wahi paila 110 ℃, wahi flash 17 ℃, helu refractive 1.40445。
Hiki ke hoʻohana ʻia ʻo Di-n-propylamine ma ke ʻano he mea hoʻoheheʻe a me kahi waena i ka hana ʻana o nā lāʻau lapaʻau, nā pesticides, nā dyes, nā mineral flotation agents, nā emulsifiers a me nā kemika maikaʻi. ʻO ke ʻano hoʻomākaukau, ʻo ia ka hoʻohana ʻana i ka propanol ma ke ʻano he mea maka, a loaʻa iā ia ma o ka dehydrogenation catalytic, ammoniation, dehydration a me ka hydrogenation. ʻO ka mea hoʻoulu hopena ʻo Ni-Cu-Al2O3, ʻo ke kaomi he (39 ± 1) kPa, ʻo ka mahana o ka reactor he (Chemicalbook190 ± 10) ℃, ʻo ka wikiwiki o ka propanol he 0.05 ~ 0.15h-1, a ʻo ka lakio o ka mea maka he propanol: ammonia ∶ Hydrogen = 4: 2: 4, loaʻa ka dipropylamine a me ka tripropylamine i ka manawa like, a hiki ke loaʻa ka dipropylamine ma o ka fractionation.
