Sodium Hydroxide Granules Caustic Soda Maparera
Sodium hydroxide, inowanzozivikanwa se caustic soda uye inozivikanwa se "Hama" muHong Kong nekuda kwezita remadunhurirwa iri.Iyo inorganic compound uye chena crystal pane yakajairika tembiricha, ine corrosivity yakasimba.Iyo alkali yakajairika, uye ine huvepo hwayo muindasitiri yemakemikari, simbi, kugadzira mapepa, petroleum, machira, chikafu, kunyangwe cosmetics uye makirimu maindasitiri.
Sodium hydroxide inonyanya kunyungudika mumvura uye inoburitsa kupisa kwakawanda pamberi pemvura uye chipfunga.Kana yaiswa kumhepo, sodium hydroxide inotora hunyoro mumhepo, uye zvishoma nezvishoma inonyungudika kana nzvimbo yacho yanyorova, izvi ndizvo zvatinowanzodaidza kuti "deliquescence" Ukuwo, ichaita necarbon dioxide mumhepo uye inokanganisa. .Naizvozvo, kutarisirwa kwakakosha kunofanirwa kutorwa mukuchengetedza uye kurongedza kwesodium hydroxide.Pamusoro pehunhu hwekunyungudika mumvura, sodium hydroxide zvakare inonyungudika mu ethanol, glycerol, asi kwete mu ether, acetone, uye liquid ammonia.Mukuwedzera, zvinofanira kuonekwa kuti sodium hydroxide aqueous solution ine alkaline yakasimba, astringent uye greasy, uye ine corrosivity yakasimba.
Iyo sodium hydroxide inotengeswa pamusika inogona kukamurwa kuita yakachena yakasimba caustic soda uye yakachena mvura caustic soda.Pakati pavo, iyo yakachena yakasimba caustic soda yakachena, muchimiro chebhokisi, pepa, tsvimbo uye chidimbu, uye brittle;Pure liquid caustic soda haina ruvara uye yakajeka mvura.
Kubva pachimiro chesodium hydroxide, sodium hydroxide ine corrosive mhedzisiro pa fiber, ganda, girazi, ceramics, nezvimwe;Neutralize neacids kugadzira munyu nemvura;React nesimbi aruminiyamu uye zingi, isiri-metallic boron nesilicon kuburitsa haidhirojeni;Disproportionation reaction neklorini, bromine, ayodhini uye mamwe halogens;Inogona kukonzera simbi ions kubva aqueous mhinduro kupinda hydroxide;Inogona kuita kuti oiri iite saponify uye kuburitsa inoenderana sodium munyu uye doro reorganic acid, inova zvakare musimboti wekubvisa mavara emafuta pamucheka.Zvinogona kuonekwa kuti sodium hydroxide inoshandiswa zvakanyanya.Chikamu chinoshandisa sodium hydroxide zvakanyanya kugadzirwa kwemakemikari, kuchiteverwa nekugadzira mapepa, kunyungudutsa kwealuminium, tungsten smelting, rayon, rayon uye sipo kugadzira.Mukuwedzera, mukugadzirwa kwedhayi, mapurasitiki, mishonga uye organic intermediates, kuvandudzwa kwerabha yekare, electrolysis yesimbi sodium nemvura, nekugadzirwa kwemunyu, kugadzirwa kweborax, chromate, manganate, phosphate, nezvimwewo. , inodawo kushandiswa kwehuwandu hwakawanda hwe caustic soda.Panguva imwecheteyo, sodium hydroxide ndeimwe yezvinhu zvakakosha zvekugadzira polycarbonate, super absorbent polymer, zeolite, epoxy resin, sodium phosphate, sodium sulfite uye yakawanda yesodium munyu.Mukutarisa kwesodium hydroxide, takataura kuti sodium hydroxide inoshandiswa zvakanyanya muindasitiri yemakemikari, simbi, kugadzira mapepa, peturu, machira, chikafu uye kunyange cosmetics cream.
Iye zvino, isu tichasuma mashandisirwo esodium hydroxide mundima dzakasiyana zvakadzama.
Seyakasimba alkaline kemikari mbishi zvinhu, sodium hydroxide inogona kushandiswa kugadzira borax, sodium cyanide, formic acid, oxalic acid, phenol, nezvimwewo, kana kushandiswa mune inorganic makemikari indasitiri uye organic makemikari indasitiri.
1)Inorganic chemical industry:
① Inoshandiswa kugadzira akasiyana sodium munyu uye heavy metal hydroxides.
② Inoshandiswa kune alkaline leaching ye ores.
③ Gadzirisa iyo pH kukosha kweakasiyana maitiro mhinduro.
2)Organic Chemical industry:
① Sodium hydroxide inoshandiswa kuita saponification kuita kugadzira nucleophilic anionic yepakati.
② Dehalogenation yehalogenated compounds.
③ Hydroxyl makomisheni anogadzirwa nealkali kunyunguduka.
④ alkali yemahara inogadzirwa kubva mumunyu we organic alkali.
⑤ Inoshandiswa se alkaline catalyst mune akawanda organic chemical reaction.
Sodium hydroxide saponified mafuta inogona kushandiswa kugadzira sipo uye kuita nealkyl inonhuhwirira sulfonic acid kugadzira iyo inoshanda chikamu che detergent.Mukuwedzera, sodium hydroxide inogonawo kushandiswa kugadzira sodium phosphate sechikamu che detergent.
1)Sipo:
Kugadzira sipo ndiyo yekare uye yakanyanya kushandiswa kwecaustic soda.
Sodium hydroxide yakashandiswa kushandiswa kwechinyakare zuva nezuva.Kusvika nhasi, kudiwa kwecaustic soda yesipo, sipo uye mamwe marudzi ezvigadzirwa zvekuwachisa zvichiri kuita 15% yecaustic soda.
Chinhu chikuru chemafuta nemafuta emiriwo triglyceride (triacylglycerol)
Yayo alkali hydrolysis equation ndeiyi:
(RCOO) 3C3H5 (girisi)+3NaOH=3 (RCOONA) (yakakwirira mafuta acid sodium)+C3H8O3 (glycerol)
Kuita uku ndiyo musimboti wekugadzira sipo, saka inonzi saponification reaction.
Ehe, iyo R base mune iyi maitiro inogona kunge yakasiyana, asi inogadzirwa R-COONA inogona kushandiswa sesipo.
Common R - ndeiyi:
C17H33 -: 8-heptadecenyl, R-COOH is oleic acid.
C15H31 -: n-pentadecyl, R-COOH is palmitic acid.
C17H35 -: n-octadecyl, R-COOH is stearic acid.
2)Detergent:
Sodium hydroxide inoshandiswa kugadzira ma detergents akasiyana-siyana, uye kunyange yanhasi yekuwachisa hupfu (sodium dodecylbenzene sulfonate nezvimwe zvinoriumba) inogadzirwawo kubva muhombe yecaustic soda, iyo inoshandiswa kuderedza kuwanda kwefuming sulfuric acid mushure mekuita sulfonation reaction.
1) Indasitiri yemachira inowanzoshandisa sodium hydroxide mhinduro kugadzira viscose fiber.Artificial fibers, senge rayon, rayon, uye rayon, kazhinji kacho maviscose fibers, ayo anogadzirwa kubva ku cellulose, sodium hydroxide, uye kabhoni disulfide (CS2) seyakagadzirwa kuita viscose solution, yobva yaruka nekukonyedzwa.
2) Sodium hydroxide inogona zvakare kushandiswa kurapa faibha uye dhayi, uye mercerizing donje faibha.Mushure mokunge jira rekotoni rinogadziriswa ne caustic soda solution, wakisi, girisi, starch uye zvimwe zvinhu zvakavhara jira rekotoni zvinogona kubviswa, uye ruvara rwe mercerizing rwemucheka runogona kuwedzerwa kuita kuti kudhaya kuve kwakafanana.
1) Shandisa sodium hydroxide kugadzira bauxite kubvisa alumina yakachena;
2) Shandisa sodium hydroxide kubvisa tungstate seyakagadzirwa tungsten kunyunguduka kubva kuwolframite;
3) Sodium hydroxide inoshandiswawo kugadzira zinc alloy uye zinc ingot;
4) Mushure mekugezwa ne sulfuric acid, zvigadzirwa zve petroleum zvichine zvimwe zvine acidic.Vanofanira kugezwa nesodium hydroxide solution vozogezwa nemvura kuti vawane zvigadzirwa zvakanatswa.
Mushonga
Sodium hydroxide inogona kushandiswa semushonga wekuuraya utachiona.Gadzirira 1% kana 2% caustic soda mvura mhinduro, inogona kushandiswa semushonga wekuuraya utachiona kuindasitiri yechikafu, uye inogona zvakare kuuraya hutachiona maturusi, michina, uye mashopu akasvibiswa netsvina yemafuta kana shuga yakadzika.
Kugadzira mapepa
Sodium hydroxide inoita basa rakakosha muindasitiri yemapepa.Nekuda kwechimiro chayo che alkaline, chinoshandiswa mukubikisa uye kubvuura bepa.
Zvigadzirwa zvekugadzira mapepa ndeye huni kana uswa zvinomera, izvo zvine kwete chete cellulose, asiwo yakawanda yakawanda isiri cellulose (lignin, gum, nezvimwewo).Kuwedzera dilute sodium hydroxide solution inogona kunyungudutsa uye kupatsanura zvisiri-cellulose zvikamu, nekudaro kugadzira pulp ne cellulose sechinhu chikuru.
Mukugadzirisa chikafu, sodium hydroxide inogona kushandiswa se acid neutralizer, uye inogona kushandiswawo kusvuura muchero lye.Iko kusanganiswa kwesodium hydroxide solution inoshandiswa pakusvuura inosiyana nemhando dzemichero.Semuenzaniso, 0.8% sodium hydroxide solution inoshandiswa mukugadzirwa kwemaranjisi emumagaba ane full de-coated sugar syrup;Semuenzaniso, sodium hydroxide solution ine musanganiswa we13% ~16% inoshandiswa kugadzira shuga yemvura peach.
China's National Food Safety Standard for the Use of Food Additives (GB2760-2014) inotaura kuti sodium hydroxide inogona kushandiswa seyamuro yekugadzirisa indasitiri yechikafu, uye inosara haina muganhu.
Sodium hydroxide inoshandiswa zvakanyanya mukurapa kwemvura.Muzvidyarwa zvekuchenesa tsvina, sodium hydroxide inogona kuderedza kuoma kwemvura kuburikidza ne neutralization reaction.Mundima yeindasitiri, ndiyo inogadzirisazve ion exchange resin regeneration.Sodium hydroxide ine alkalinity yakasimba uye yakanyanya kunyungudika mumvura.Nekuti sodium hydroxide ine yakanyanya kunyungudika mumvura, zviri nyore kuyera dosi uye inogona kushandiswa munzvimbo dzakasiyana dzekurapa mvura.
Kushandiswa kwe sodium hydroxide mukurapa kwemvura kunosanganisira zvinotevera pfungwa:
1) Bvisa kuoma kwemvura;
2) Gadzirisa pH kukosha kwemvura;
3) Neutralize mvura yetsvina;
4) Bvisa heavy metal ions mumvura kuburikidza nekunaya;
5) Kuvandudzwa kweion exchange resin.
Sei Kusarudza WIT-STONE
Yakagadzika kugovera & nekukurumidza kutumira.
Nyanzvi caustic soda inogadzira uye mutengesi muChina.
Yakasiyana-siyana kurongedza kusangana nevatengi 'zvinodiwa.
ISO mhando, basa rakanaka uye mitengo yemakwikwi.
Kudyidzana kwakanaka nevamiriri vekutakura zvinhu uye makambani ekutumira.
Fengbai makemikari zvigadzirwa zvakatengeswa kunze kwenyika dzinopfuura makumi matatu
Kuchengeta:Chengetedza sodium hydroxide mumudziyo usingapindi mvura, woiisa panzvimbo yakachena uye inotonhorera, woibvisa panzvimbo yebasa uye nemateko.Nzvimbo yekuchengetera inofanira kuva nemidziyo yekufemesa yakaparadzana.Iko kurongedza, kurodha uye kurodha yakasimba flake uye granular caustic soda inofanirwa kubatwa nehungwaru kudzivirira iyo pasuru kubva mukukuvadzwa kumuviri wemunhu.
Packing:Indasitiri yakasimba caustic soda ichaiswa mumadhiramu esimbi kana zvimwe midziyo yakavharwa ine kukora kwemadziro e0 Pamusoro pe5mm, pressure resistance iri pamusoro pe0.5Pa, chivharo chebhari chinofanira kuvharwa zvakasimba, huremu hwemambure ega ega 200kg, uye flake alkali i25kg.Iyo pasuru ichave yakanyorwa zvakajeka ne "corrosive substances".Kana mvura inodyika caustic soda inotakurwa nemotokari yetangi kana tangi yekuchengetera, inofanira kucheneswa mushure mekushandiswa kaviri.
Shandisa:Sodium hydroxide inoshandiswa zvakanyanya.Pamusoro pekushandiswa seajenti mukuedza kwemakemikari, inogonawo kushandiswa se alkaline desiccant nekuda kwekunwa kwayo kwakasimba kwemvura.Sodium hydroxide inoshandiswa zvakanyanya muhupfumi hwenyika, uye madhipatimendi mazhinji emaindasitiri anoida.Chikamu chinoshandisa sodium hydroxide zvakanyanya kugadzirwa kwemakemikari, kuchiteverwa nekugadzira mapepa, kunyungudutsa kwealuminium, tungsten smelting, rayon, rayon uye sipo kugadzira.Mukuwedzera, mukugadzirwa kwedhayi, mapurasitiki, mishonga uye organic intermediates, kuvandudzwa kwerabha yekare, electrolysis yesimbi sodium nemvura, nekugadzirwa kwemunyu, kugadzirwa kweborax, chromate, manganate, phosphate, nezvimwewo. , inodawo kushandiswa kwehuwandu hwakawanda hwe caustic soda.
Nhanganyaya:
Iyo yakachena anhydrous sodium hydroxide ichena inopenya secrystalline yakasimba.Sodium hydroxide inonyanya kunyungudika mumvura, uye kunyungudika kwayo kunowedzera nekuwedzera kwekushisa.Kana yanyungudutswa, inogona kuburitsa kupisa kwakawanda.Pa 288K, mhinduro yayo yakazara inogona kusvika 26.4 mol/L (1:1).Mushonga wayo une mvura ine astringent kuravira uye girizi kunzwa.Mushonga wakasimba alkaline uye une zvese zvakajairika zvealkali.Kune marudzi maviri e-caustic soda inotengeswa pamusika: yakasimba caustic soda ichena, uye iri muchimiro chebhuroko, shizha, tsvimbo uye granule, uye ine brittle;Pure liquid caustic soda haina ruvara uye yakajeka mvura.Sodium hydroxide zvakare inonyungudika mu ethanol uye glycerol;Nekudaro, haina kunyungudika mu ether, acetone uye liquid ammonia.
Chitarisiko:White translucent crystalline yakasimba
Ndakashamiswa zvikuru pandakagamuchira zvinhu nokukurumidza.Kubatana neWit-Stone kwakanaka chaizvo.Iyo fekitori yakachena, zvigadzirwa zvemhando yepamusoro, uye sevhisi yakakwana!Mushure mekusarudza vatengesi kakawanda, takasarudza WIT-STONE.Kuvimbika, kufarira uye hunyanzvi zvakatora kuvimba kwedu zvakare uye zvakare.
Pandakasarudza vadyidzani, ndakaona kuti kupihwa kwekambani kwaidhura zvakanyanya, mhando yemasampuli akagamuchirwa aive akanaka kwazvo, uye zvitupa zvekuongorora zvakanamirwa.Kwaiva kubatana kwakanaka!
