Peb cov khoom tseem ceeb: Amino silicone, thaiv silicone, hydrophilic silicone, tag nrho lawv cov silicone emulsion, ntub dej rubbing fastness improver, dej repellent (Fluorine free, Carbon 6, Carbon 8), demin ntxuav tshuaj (ABS, Enzyme, Spandex protector, Manganese Remover ), Lub teb chaws xa tawm tseem ceeb: Is Nrias teb, Pakistan, Bangladesh, Türkiye, Indonesia, Uzbekistan, thiab lwm yam
Surfactants yog ib qho tseem ceeb ntawm cov tshuaj papermaking, dav siv hauv cov txheej txheem xws li papermaking pulping, ntub kawg, qhov loj me, txheej, thiab kev kho dej khib nyiab.
Surfactants siv los ua kev pab ua noj tuaj yeem txhawb kev nkag mus ntawm kev ua noj ua haus rau hauv cov ntaub ntawv fiber ntau, txhim khu kev tshem tawm ntawm lignin thiab resin los ntawm ntoo lossis tsis ntoo los ntawm kev ua zaub mov, thiab disperse resin. Anionic surfactants siv cov resin tshem tawm cov neeg sawv cev muaj xws li sodium dodecylbenzenesulfonate, sodium tetrapropylbenzenesulfonate, sodium fatty cawv sulfate, xylene sulfonic acid, sodium condensed naphthalene sulfonate, sodium alkylphenol polyoxyethylene ether sulfate, thiab lwm yam. Tsis yog ionic surfactants muaj xws li alkylphenol polyoxyethylene ether, fatty cawv polyoxyethylene ether, fatty acid polyoxyethylene ester, polyether, thiab lwm yam. Thaum siv cov non-ionic surfactants tshem resin, nonylphenol polyoxyethylene ether yog qhov zoo tshaj plaws. Kev sib xyaw ua ke ntawm anionic surfactants thiab non-ionic surfactants muaj cov txiaj ntsig zoo dua, uas tuaj yeem txhawb kev tshem tawm ntawm lignin thiab resin thiab txhim kho pulp tawm los. Piv txwv li, ntxiv ib qho kev sib xyaw ntawm xylene sulfonic acid thiab sodium naphthalene sulfonate nrog qhov loj piv ntawm l: (1-2) thiab nonylphenol polyoxyethylene ether tuaj yeem ua tiav cov txiaj ntsig zoo tshem tawm.
Surface active agents rau de number case ntawm cov ntawv pov tseg
Lub hauv paus ntsiab lus ntawm de number case los ntawm cov ntawv pov tseg yog kom ntub, permeate, nthuav, emulsify, disperse, ua npuas ncauj, flocculate, ntes, thiab ntxuav cov fibers thiab number case nrog kev pab los ntawm surfactants. Cov txheej txheem tseem ceeb suav nrog: ① Kev ntxuav cov txheej txheem qhia txog kev ua kom tawg. Ua tus number case yooj yim rau disperse thiab tsim ib tug colloid rau tshem tawm Floatation method: Moderate foaming, ua raws li tus number case capture, thiab lwm yam Kev sib xyaw ntawm kev ntxuav thiab flotation method. Cov tshuaj tseem ceeb uas siv rau de number case ntawm cov ntawv pov tseg muaj xws li alkali, iav dej, chelating agents, hydrogen peroxide, surfactants, calcium ntsev, thiab lwm yam. Ntawm lawv, cov neeg ua haujlwm saum npoo av ua lub luag haujlwm tseem ceeb. Cov surfactants tseem ceeb siv los ua cov ntawv pov tseg ntawm cov kua nplaum muaj xws li anionic fatty acids ntsev, sulfates, sulfates, phosphate ntsev, thiab sulfosuccinates. Cationic hom: amine ntsev, quaternary ammonium ntsev. Hom bipolar: betaine, imidazoline, amino acid ntsev. Tsis muaj ionic: alkoxylates, polyol esters, fatty acid esters, alkyl amides, alkyl glycosides. Kev xaiv ntawm surfactant nyob ntawm seb qhov xwm txheej ntawm cov khoom luam tawm thiab cov txheej txheem de number case. Yog li ntawd, nruj me ntsis hais lus, tus neeg sawv cev de ink rau cov ntawv pov tseg feem ntau yog cov qauv sib xyaw ntawm cov tshuaj surfactants.
Daim ntawv thov nyob rau hauv ntub kawg ntawm papermaking
Surfactants rau sizing yog ib qho tseem ceeb cov tshuaj ntub dej uas muab cov dej tsis kam rau daim ntawv thiab cov duab los qhia. Lawv feem ntau yog siv rau kev sau ntawv, luam ntawv, ntim khoom, thiab siv cov ntawv thiab cov duab los qhia.
Lub hom phiaj tseem ceeb ntawm cov sizing agents yog rosin raws li sizing tus neeg sawv cev thiab hluavtaws raws li sizing agents. Kev npaj ntawm dispersed rosin loj yog lub cev thiab tshuaj txheej txheem, uas cov khoom rosin absorbs tshav kub thiab ua kua rosin. Muaj qhov sib cuam tshuam zoo ntawm rosin kua thiab dej, thiab txo qhov nro interfacial tsuas yog ua tiav los ntawm kev ntxiv surfactants. Emulsifiers thiab dispersants rau dispersing rosin pos hniav yog ob qho tib si surfactants. Xaiv txoj cai surfactant yog tus yuam sij rau kev npaj cov pos hniav dispersed rosin, thiab feem ntau siv xws li anionic, cationic, thiab zwitterionic agents. Feem ntau siv emulsifier hauv Suav teb yog anionic dispersed rosin cov pos hniav, thiab cov emulsifiers feem ntau siv yog hom polyoxyethylene, xws li fatty cawv polyoxyethylene ether phosphate, sodium 2-hydroxy-3- (styrene glycol) acrylic sulfonate, sodium 2-hydroxy-3. - (nonylphenoxy polyoxyethylene) acrylic sulfonate, thiab lwm yam. Ib co cationic emulsifiers xws li cationic polyacrylamide, polyamide polyamide epichlorohydrin, thiab cationic starch yog siv los npaj cationic dispersed rosin loj.
Synthetic sizing agents feem ntau suav nrog alkyl ketene dimer (AKD) thiab alkyl succinic anhydride (ASA). Ob hom sizing agents no kuj hu ua reactive sizing agents vim hais tias lawv muaj active pab pawg neeg uas muaj peev xwm hnov mob nrog hydroxyl pawg ntawm fibers thiab nyob twj ywm rau ntawm fibers. Vim tias lawv muaj peev xwm ua kom haum rau cov pH siab (pH = 7.5-8.5), hom sizing tus neeg sawv cev yog nrov nyob rau hauv daim ntawv kev lag luam vim nws tuaj yeem siv pheej yig calcium carbonate ua cov muab tub lim los txhim kho lub zog, xim dawb, thiab kev ua haujlwm ntawm daim ntawv. . Tam sim no, tshaj li 50% ntawm high-end ntawv nyob rau hauv cov teb chaws tsim tau tiav nruab nrab rau alkaline papermaking. AKD thiab ASA yog insoluble nyob rau hauv dej, thiab ib tug ruaj khov AKD lotion tuaj yeem npaj los ntawm kev siv polyoxyethylene hom non-ionic surfactant ua emulsifier.
Thaum lub sij hawm bleaching txheej txheem ntawm pulp kho nrog surfactants rau resin tswj, residual resin yuav precipitate. Yog tias tsis sib cais rau lub sijhawm, nws yuav tsim cov khoom ntim uas ua rau cov khoom siv, daim ntawv tshuab tooj liab mesh, ntaub plaub, thiab lub tog raj kheej kom qhuav, ua rau cov ntaub ntawv tsis sib haum, cuam tshuam rau cov ntaub ntawv ib txwm, thiab tseem ua rau cov kab mob ntawm daim ntawv. Tsis tas li ntawd, nrog kev siv ntau ntawm cov ntawv pov tseg niaj hnub no, cov khoom siv los ntawm cov nplaum xws li cov nplaum nplaum, cov kua nplaum nplaum, thiab cov nplaum nplaum hauv cov ntawv pov tseg kuj tuaj yeem tsim cov teeb meem resin uas cuam tshuam rau kev ua ntaub ntawv. Yog li ntawd, kev tshawb fawb thiab kev txhim kho ntawm resin barrier tswj cov neeg ua haujlwm tau dhau los ua qhov tseem ceeb.
Cov tshuaj tiv thaiv kab mob uas nquag siv muaj xws li cov tshuaj inorganic fillers (xws li talc hmoov), fungicides, surfactants, chelating agents, cationic polymers, lipases, thiab membrane cais cov neeg ua haujlwm. Feem ntau siv surfactants yog anionic surfactants, uas tam sim no yog cov feem ntau siv surfactants, nrog rau ntau dua cawv sulfates, alkylbenzene sulfonic acids, thiab ntau dua cawv, phosphates, thiab lwm yam. Cationic surfactants feem ntau yog alkyl amine ntsev los yog quaternary ammonium ntsev. Tsis yog ionic surfactants feem ntau suav nrog polyethylene glycol thiab polyols. Tsis tas li ntawd, tseem muaj amphoteric surfactants thiab ntau yam multicomponent complexes. Stripping tus neeg saib xyuas kuj yog tus neeg saib xyuas cov khoom siv los tswj cov adhesion ntawm lub tshuab ziab khaub ncaws thiab daim ntawv, lubricate lub scraper thiab tshuab ziab khaub ncaws, thiab tswj kev faib cov nplaum. Nws feem ntau suav nrog polyamide polymer lotion, xws li polyvinyl cawv pleev, roj ntxhia thiab surfactant txuam platform txau cov organic silicon lotion thiab polyamine polyamide cationic polymer.
Surfactant rau defoaming
Nyob rau hauv daim ntawv ua txheej txheem, lub pulp muaj ib tug me me ntawm tej yam ntuj tso thiab artificially ntxiv foaming surfactants xws li cov ntsiab lus thiab fatty acids, nrog rau ua npuas ncauj stabilizers xws li hluavtaws polymers thiab starch. Yog li ntawd, ua npuas ncauj yuav tshwm sim, ua rau muaj teeb meem xws li ntawv tawg lossis qhov ntawm daim ntawv. Lub ntsiab active Cheebtsam ntawm defoamers siv nyob rau hauv daim ntawv yog siab carbon alcohols, polyethers, fatty acid esters, organic silicon polymers, thiab lwm yam. Lawv feem ntau yog npaj rau hauv dej nyob rau hauv cov roj pleev.
Softener rau papermaking
Softness hais txog lub peev xwm ntawm surfactants los tsim hydrophobic pawg nyob rau saum npoo ntawm fibers thiab adsorb lawv nyob rau hauv ib tug thim rov qab kev taw qhia, txo cov dynamic thiab zoo li qub kev sib txhuam coefficients ntawm cov khoom fiber, yog li ua tiav ib tug du thiab mos. Sulfuric acid vinegar, sulfonated castor roj, thiab lwm yam anionic surfactants pom ib tug softening nyhuv thaum adsorbed rau saum npoo ntawm fibers.
Cov pab pawg cationic hauv cationic surfactants tuaj yeem ncaj qha nrog cov nqi tsis zoo, thaum cov pab pawg hydrophobic tsim cov khoom siv hluav taws xob qis rau sab nraud ntawm cov fibers, uas ua rau muaj kev yooj yim tshwj xeeb. Fatty acid bisamide epichlorohydrin feem ntau yog siv rau cov ntawv uas yuav tsum tau ua kom yooj yim, xws li daim ntawv tso quav tso quav, daim ntawv wrinkle, cov ntaub so ntswg huv, phuam so ntswg, cov ntaub so ntswg, thiab lwm yam.
Bipolar ionic surfactants muaj ntau yam kev siv. Lawv pawg cationic tuaj yeem tsim kev sib raug zoo nrog cov fibers, thaum lawv cov anionic pawg tuaj yeem khi nrog fibers los ntawm polyelectrolytes lossis aluminium ions hauv pulp. Lawv kuj tuaj yeem ua rau cov pab pawg hydrophobic tuaj yeem ua rau sab nrauv, txo qis zog saum npoo. Piv txwv ntawm cov surfactants xws li 1 (. 9 'aminoethyl). 2. Kaum xya alkyl imidazoline carboxylic acid derivatives. Tsis tas li ntawd, ob qho tib si cationic thiab amphoteric surfactants muaj cov tshuaj tua kab mob thiab cov kab mob bactericidal, uas tuaj yeem tiv thaiv daim ntawv los ntawm pwm.
Organosilicon surfactants yog tshwj xeeb surfactants, thiab cationic organosilicon quaternary ammonium ntsev yog siv los ua softeners. Kuj tseem muaj ntau hom softeners, xws li stearic acid polyoxyethylene ester, polyoxyethylene lanolin, emulsified wax, thiab lwm yam.
Softener rau papermaking
Softness hais txog lub peev xwm ntawm surfactants los tsim hydrophobic pawg nyob rau saum npoo ntawm fibers thiab adsorb lawv nyob rau hauv ib tug thim rov qab kev taw qhia, txo cov dynamic thiab zoo li qub kev sib txhuam coefficients ntawm cov khoom fiber, yog li ua tiav ib tug du thiab mos. Sulfuric acid vinegar, sulfonated castor roj, thiab lwm yam anionic surfactants pom ib tug softening nyhuv thaum adsorbed rau saum npoo ntawm fibers.
Cov pab pawg cationic hauv cationic surfactants tuaj yeem ncaj qha nrog cov nqi tsis zoo, thaum cov pab pawg hydrophobic tsim cov khoom siv hluav taws xob qis rau sab nraud ntawm cov fibers, uas ua rau muaj kev yooj yim tshwj xeeb. Fatty acid bisamide epichlorohydrin feem ntau yog siv rau cov ntawv uas yuav tsum tau ua kom yooj yim, xws li daim ntawv tso quav tso quav, daim ntawv wrinkle, cov ntaub so ntswg huv, phuam so ntswg, cov ntaub so ntswg, thiab lwm yam.
Bipolar ionic surfactants muaj ntau yam kev siv. Lawv pawg cationic tuaj yeem tsim kev sib raug zoo nrog cov fibers, thaum lawv cov anionic pawg tuaj yeem khi nrog fibers los ntawm polyelectrolytes lossis aluminium ions hauv pulp. Lawv kuj tuaj yeem ua rau cov pab pawg hydrophobic tuaj yeem ua rau sab nrauv, txo qis zog saum npoo. Piv txwv ntawm cov surfactants xws li 1 (. 9 'aminoethyl). 2. Kaum xya alkyl imidazoline carboxylic acid derivatives. Tsis tas li ntawd, ob qho tib si cationic thiab amphoteric surfactants muaj cov tshuaj tua kab mob thiab cov kab mob bactericidal, uas tuaj yeem tiv thaiv daim ntawv los ntawm pwm.
Organosilicon surfactants yog tshwj xeeb surfactants, thiab cationic organosilicon quaternary ammonium ntsev yog siv los ua softeners.
Kuj tseem muaj ntau hom softeners, xws li stearic acid polyoxyethylene ester, polyoxyethylene lanolin, emulsified wax, thiab lwm yam.
Antistatic tus neeg sawv cev
Hauv kev tsim cov ntawv tshwj xeeb ua tiav, qee zaum muaj teeb meem tiv thaiv zoo li qub. Kev siv cov tshuaj surfactants los kho cov kua tuaj yeem tsim cov hydrophilic sab nrauv. Ntawd yog, raws li tus neeg sawv cev tiv thaiv zoo li qub, cov surfactant tsim ib qho zoo adsorption ntawm cov khoom siv, tsim ib pab pawg hydrophobic ntawm cov khoom nto. Cov pab pawg hydrophilic txuas mus rau qhov chaw, ua rau cov ion conductivity thiab noo noo nqus conductivity ntawm fibers, ua rau paug tshwm sim thiab txo qis hauv qhov chaw tiv thaiv, yog li tiv thaiv hluav taws xob zoo li qub. Surfactants siv los tiv thaiv zoo li qub muaj pawg hydrophobic loj thiab muaj zog hydrophilic pawg. Cov cationic surfactants muaj kev siv siab tshaj plaws thiab kev ua tau zoo tshaj plaws, ua raws li amphoteric surfactants.
Fiber dispersant
Lub luag haujlwm tseem ceeb ntawm fiber ntau dispersants yog txo cov fiber ntau flocculation thiab txhim kho daim ntawv sib sau. Fiber dispersants tuaj yeem tsim cov qauv bilayer rau saum npoo ntawm fibers. Lub ncov qaumteb qabteb ntawm sab nrauv dispersant muaj zog affinity nrog dej, nce qib ntawm wetting los ntawm dej thiab repelling static hluav taws xob kom ua tiav dispersion. Feem ntau siv fiber ntau dispersants muaj xws li ib nrab hydrolyzed polyacrylamide (PAM), polyethylene oxide (PlEO), thiab lwm yam. PEO muaj viscosity siab, dej solubility zoo, thiab lubrication zoo. Ntxiv tsawg dua 0.05% rau high-end ntawv tso quav tso zis yuav ua tau zoo dispersion nyhuv.
Daim ntawv thov ntawm qhov loj me thiab txheej hauv papermaking
Nto sizing thiab txheej ob leeg koom nrog kev siv tshuaj rau saum npoo ntawm daim ntawv, feem ntau los txhim kho nws cov khoom nto, txhim kho nws cov ntawv luam tawm, thiab kev ncaj ncees tag nrho. Tab sis muaj ntau qhov sib txawv ntawm ob, qhov sib txawv tseem ceeb yog qhov chaw gluing feem ntau tsuas yog siv cov nplaum, thaum txheej siv ob qho nplaum thiab cov xim; Cov nplaum siv rau txheej txheej yog nias rau hauv daim ntawv, thaum cov xim pleev xim yog siv rau ntawm daim ntawv.
Surfactants rau qhov loj me
Raws li cov khoom siv, nws tuaj yeem muab faib ua cov khoom ntuj tsim thiab hloov kho thiab cov khoom siv hluavtaws; Raws li cov cuab yeej ionic, nws tuaj yeem muab faib ua anionic, cationic thiab non-ionic hom; Raws li cov khoom tsim, nws tuaj yeem muab faib ua aqueous tov hom thiab hom tshuaj pleev ib ce. Cov nplaum nplaum siv feem ntau muaj hydrophobic thiab hydrophilic pawg, yog li hais dav dav, lawv yog cov surfactants. Lub ntsiab sizing tus neeg sawv cev muaj xws li hloov cov hmoov txhuv nplej siab, polyvinyl cawv (PVA), carboxymethyl cellulose (CMC), thiab polyacrylamide (PAM). Cov neeg sawv cev sib txawv ntawm qhov sib txawv tuaj yeem xaiv tau raws li qhov xav tau sib txawv. Piv txwv li: ① Txhawm rau txhim kho dej tsis kam, AKD, dispersed rosin, paraffin, chromium chloride stearate, styrene maleic anhydride copolymer, thiab lwm yam khoom siv hluavtaws tuaj yeem siv tau; ② Txhawm rau txhim kho cov roj ua haujlwm, cov organic fluorinated compounds xws li perfluoroalkyl acrylate copolymer, perfluorooctanoic acid chromium complexes, perfluoroalkyl phosphates, thiab lwm yam tuaj yeem muab ntxiv los tiv thaiv adhesion los ntawm kev ntxiv silicone cob; ④ Txhim kho kev luam ntawv, feem ntau yog siv cov hmoov txhuv nplej siab hloov pauv, CMC, PVA, thiab lwm yam Txhim kho qhuav thiab ntub dej los ntawm kev ntxiv PAM hloov cov hmoov txhuv nplej siab, thiab lwm yam Los txhim kho kev luam ntawv glossiness, CMC, sodium alginate, thiab lwm yam ntaub ntawv yog siv. Txhawm rau txhim kho cov nyhuv sizing saum npoo, nws yog ib qho uas siv ob lossis ntau dua sizing agents ua ke, thiab cov nyhuv tseem ceeb heev.
Txheej surfactants
Cov txheej txheem ntawm txheej txheej rau txheej txheej feem ntau suav nrog cov nplaum, pigments, thiab lwm yam khoom ntxiv. Lub txheej nws tus kheej yog ib tug complex compound, thiab nws txawv nyob ntawm seb cov ntaub ntawv uas yuav tsum tau thiab cov qauv muaj pes tsawg leeg. Surfactants ua lub luag haujlwm tseem ceeb hauv kev tsim cov ntawv txheej, feem ntau suav nrog txheej txheej dispersants, defoamers, lubricants, preservatives, anti-static agents, thiab hluavtaws latex.
Txheej dispersant: Nws yog ib qho tseem ceeb tshaj plaws additives nyob rau hauv coatings, feem ntau yog surfactants. Nws qhov kev ua tau zoo yog kom ① endow pigment particles nrog nqi, ua rau lawv tsim kom muaj zog quab yuam nrog ib leeg; ② Npog cov xim ntawm cov xim, nws ua raws li kev tiv thaiv colloid; ③ Tsim kom muaj viscosity siab nyob ib ncig ntawm cov khoom kom tiv thaiv ntau qhov sib sau ua ke. Cov dispersants ntxov tshaj plaws siv yog phosphates, polysilicates, diammonium hydrogen phosphate, cov khoom condensation ntawm benzenesulfonic acid thiab formaldehyde, casein, Arabic resin, thiab lwm yam. Sodium hexametaphosphate, sodium pyrophosphate, thiab sodium tetraphosphate yog feem ntau siv cov ntsiab lus tsawg. Nyob rau hauv cov khoom siv coatings, siab molecular hnyav organic dispersants xws li sodium polyacrylate tov, sodium polymethacrylate thiab nws cov derivatives, disodium ntsev tov ntawm diisobutylene maleic anhydride copolymer, as Well as alkylphenol polyoxyethylene ether thiab fatty cawv polyoxyethylene ether feem ntau siv.
Defoamer: ua npuas ncauj feem ntau tsim nyob rau hauv cov txheej txheem ntawm txheej txheej txheej thiab txheej, thiab defoamer yuav tsum tau ntxiv. Muaj cov cawv ntau dua, fatty acid esters, tributyl phosphate, tripropyl phosphate, thiab lwm yam.
Lubricant: Txhawm rau txhim kho fluidity thiab lubrication ntawm daim ntawv txheej, txhim kho adhesion, muab cov ntawv txheej smoothness thiab luster, ua kom cov yas, tiv thaiv kev tawg, thiab txhim kho cov luam ntawv ntawm cov ntawv coated, lubricants tuaj yeem ntxiv. Cov roj nplua nyeem feem ntau siv tam sim no yog cov dej-soluble hlau xab npum surfactants sawv cev los ntawm calcium stearate, thiab sodium stearate dej-soluble lubricants kuj muaj cov txiaj ntsig zoo. Paraffin hydrocarbons thiab fatty acid amines tuaj yeem siv los ua cov roj nplua nyeem.
Preservatives: Qee cov nplaum ntuj yog qhov ua rau muaj kev puas tsuaj thiab kev loj hlob ntawm pwm, yog li kev tiv thaiv corrosion yuav tsum tau ntxiv rau cov ntawv txheej. Quaternary ammonium cationic surfactants, fluorinated cyclic compounds, organic bromine thiab sulfur compounds, N - (2-benzimidazolyl) carbamate (carbendazim), thiab lwm yam tau siv dav hauv cov ntawv txheej.
Antistatic tus neeg sawv cev: Los ntawm kev ntxiv octadecyltrimethylammonium fluoride, polyoxyethylene sorbitan ester, alkylphenol polyoxyethylene ether phosphate, polystyrene sulfonate, thiab lwm yam rau txheej txheej, daim ntawv tuaj yeem muab khoom plig los tiv thaiv zoo li qub.
Synthetic latex: Synthetic latex yog ib qho tseem ceeb txheej nplaum. Nyob rau hauv cov txheej txheem ntawm cov hluavtaws hluavtaws, surfactants ua lub luag haujlwm tseem ceeb xws li emulsifiers, dispersants, stabilizers, thiab lwm yam.
#Chemical Chaw tsim tshuaj paus#
#Textile auxiliary#
#Textile Chemical #
#silicone softener #
#silicone manufacturers #
Post lub sij hawm: Oct-31-2024