Kugwiritsa ntchito mu madzi onyowa

Zogwiritsa ntchito ndizofunikira zotsirizira mankhwala onyowa omwe amapereka madzi ndi mapepala ndi makatoni. Amagwiritsidwa ntchito kwambiri polemba, kusindikiza, kunyamula, ndi mapepala omanga ndi makatoni.

Mitundu ikuluikulu ya othandizira ndi rosin yopanga othandizira ndi kupanga zopangidwa ndi othandizira. Kukonzekera kwa omwazika kukula kwa Rosin ndi njira yolimbitsa thupi ndi mankhwala, pomwe Rosin yolimba imatenga kutentha ndipo imakhala madzi. Pali zovuta zazikulu pakati pa rosin madzimadzi ndi madzi, ndikuchepetsa izi zitha kungowonjezera powonjezera owonjezera. Emulsifiers ndi staniyarsnient zofalikira rosin chingamu ndi onse okonda kuchuluka. Kusankha zowonjezera zoyenera ndiye chinsinsi chokonzekera kubadwa kwa Rosin chingamu, ndipo nthawi zambiri ogwiritsidwa ntchito kumaphatikizapo anionic, apic, ndi Zwitterionic. Emulsifair yemwe amagwiritsidwa ntchito kwambiri ku China ndi Anionic sharsed rosin chingamu, ndipo ma ediyamu ogwiritsidwa ntchito ndi onenepa Polyoxyafethylene) Acrylic sulfonate, etc. Ena a mamita omvera polyacrlamide, ndipo wowuma pollororororororororrin, ndipo owuma amagwiritsidwa ntchito pokonzekera kukula kwa rosin.

Zojambula zopangira zopangidwa makamaka zimaphatikizapo alkyl ketene dima (Akd) ndi alkyl succinic anhydride (Asa). Mitundu iwiriyi ya othandizira imadziwikanso ngati othandizira ovala chifukwa ali ndi magulu ogwirira ntchito omwe angachitire magulu magulu a hydroxyl a ulusi ndikukhalabe ndi ulusi. Chifukwa cha kuthekera kwawo kokhala ndi mikhalidwe yayitali ya Ph (PH = 7.5-8.5), mtundu uwu wophatikizika umakhala wotchuka pa carbonate ca carbonate yotsika mtengo ngati filler, ndi magwiridwe antchito. Pakadali pano, zopitilira 50% za pepala lambiri m'maiko otukuka chakwaniritsa mapepala a alkaline. Akd ndi Asa ndi okakamira m'madzi, ndipo mafuta odzola a AKD amatha kukonzekera pogwiritsa ntchito mtundu wa polysothylene sunic suticticnt.

Pa nthawi yopukutira ya zamkati kuchitira zinthu zowonjezera kuti zizikhala zowongolera, zotsalira zidzakhala zotsalira. Ngati sichingalekanidwe munthawi yake, chimapanga mafayilo owoneka bwino omwe amatsatira makina amkuwa amkuwa, nsalu ya ubweya, ndikupangitsa mapepala okuwuka, ndikupangitsa kuti pakhale mapepala. Kuphatikiza apo, okhala ndi mapepala owononga masiku ano, zinthu zochokera ku zomata ngati zomatira, inki zomata, komanso zomatira pepala zotayira zimatha kupanga zotchinga zowoneka bwino zomwe zimakhudza mapepala omwe amakhudza mapepala. Chifukwa chake, kafukufukuyu ndi chitukuko cha zotchinga zotchinga zotchinga zakhala zofunika kwambiri.

Zogwiritsa ntchito zotchinga zomwe zimagwiritsidwa ntchito zotchinga zotchinga zimaphatikizapo mafilimu azorganic (monga talc ufa), fungicides, ogwiritsa ntchito, cheasers, ndi membrane, ndi nyimbo zopatukana. Zogwiritsidwa ntchito zogwiritsidwa ntchito kwambiri ndizomwe zimagwiritsa ntchito mankhwala anyezi Osati a Ionic Overfactont makamaka amaphatikiza polyethylene glycol ndi polys. Kuphatikiza apo, palinso ma amphorotic surfactonts ndi osiyanasiyana osiyanasiyana. Wothandizira wovulazidwanso ndi wowongolera wowongolera omwe amagwiritsidwa ntchito poletsa zotsatsa pakati pa chowuma ndi pepala, mafuta owuma, ndikuwongolera magawano omatira. Zimaphatikizapo kudzoza koloti ya polyamitiyi monga mafuta odzola a polyvinya, mafuta a mchere ndi nsanja zofananira zophatikizira kupopera mbewu ndi polyamine polyamide police.

Zogwiritsa ntchito popewa

Mu kapepala kopanga mapepala, zamkati zimakhala zochepa zachilengedwe komanso zowonjezera zowonera zojambulajambula monga zinthu zaukadaulo komanso zolimbitsa mafuta, komanso chikhazikitso cha zinyama monga opanga ma polima. Chifukwa chake, chithovu chidzawonekera, kumayambitsa mavuto monga mapepala kapena mabowo papepala. Zigawo zazikuluzikulu za defnoamers zomwe zimagwiritsidwa ntchito popanga mapepala ndi madzi ochulukirapo, ma polytes, mafuta acipen acipe, etc. Nthawi zambiri amakonzedwa m'madzi mafuta odzola.

Sofener kuti mupereke pepala

Kufewa kumatanthawuza kuthekera kwa majerekarfacts kuti apange magulu a hydrophobic pamtunda ndikuwapangitsa kuti adzipatseko ma gening a mapangidwe a fiber, potero amakumana ndi malingaliro osalala komanso ofewa. Sulfuric acid viniga, mafuta opanduka a Sulforts, ndi anionec ortictonts amawonetsa zotsatira zonunkhira bwino kwambiri pomwe adsorbed pamwamba pa ulusi.

Magulu a ziphunzitso mu carital ogwiritsa ntchito amatha kulumikizana mwachindunji ndi ulusi wolakwika, pomwe magulu a hydrophobic amapanga magetsi otsika kunja kwa ulusi, zomwe zimapangitsa kusintha kwakukulu. Mafuta a Acid Bilesmarorohydrin amagwiritsidwa ntchito makamaka papepala ndi zofunikira zosinthika, monga pepala la toimbule, mapepala am'madzi, mipango, naplens, etkins, etc.

Bipolar Ionic Ortictonts ali ndi mapulogalamu osiyanasiyana. Magulu awo a chiphunzitso amatha kukhala cholumikizira ndi ulusi, pomwe magulu awo a aminic amatha kumanga ndi ulusi kudzera mu polydelelerrolytes kapena aluminimu ma ions mu zamkati. Amathanso kuyambitsa magulu a hydrophobic kuti agwirizane kunja, amachepetsa mphamvu. Zitsanzo za zowonjezera zowonjezera zimaphatikizapo 1 (. 9 'Aminoethy). 2. Alkyl Alkyl Ididazoline Carboxyylic acid zotumphukira. Kuphatikiza apo, ma batic komanso amporotic surfactonts ali ndi antibacterial ndi bactericidal katundu, omwe amatha kupewa bwino mapepala kuchokera kuto.

Elositocon artuctont amakhala aorsendurants, ndi cholumikizira cha protositicon quanteary mchere umagwiritsidwa ntchito ngati sofiners. Palinso mitundu ina yambiri ya sofinenti, monga steric acid eyiloyyethylene ester, polsimentylene lanolin, emuted sera, etc.

Sofener kuti mupereke pepala

Kufewa kumatanthawuza kuthekera kwa majerekarfacts kuti apange magulu a hydrophobic pamtunda ndikuwapangitsa kuti adzipatseko ma gening a mapangidwe a fiber, potero amakumana ndi malingaliro osalala komanso ofewa. Sulfuric acid viniga, mafuta opanduka a Sulforts, ndi anionec ortictonts amawonetsa zotsatira zonunkhira bwino kwambiri pomwe adsorbed pamwamba pa ulusi.

Magulu a ziphunzitso mu carital ogwiritsa ntchito amatha kulumikizana mwachindunji ndi ulusi wolakwika, pomwe magulu a hydrophobic amapanga magetsi otsika kunja kwa ulusi, zomwe zimapangitsa kusintha kwakukulu. Mafuta a Acid Bilesmarorohydrin amagwiritsidwa ntchito makamaka papepala ndi zofunikira zosinthika, monga pepala la toimbule, mapepala am'madzi, mipango, naplens, etkins, etc.

Bipolar Ionic Ortictonts ali ndi mapulogalamu osiyanasiyana. Magulu awo a chiphunzitso amatha kukhala cholumikizira ndi ulusi, pomwe magulu awo a aminic amatha kumanga ndi ulusi kudzera mu polydelelerrolytes kapena aluminimu ma ions mu zamkati. Amathanso kuyambitsa magulu a hydrophobic kuti agwirizane kunja, amachepetsa mphamvu. Zitsanzo za zowonjezera zowonjezera zimaphatikizapo 1 (. 9 'Aminoethy). 2. Alkyl Alkyl Ididazoline Carboxyylic acid zotumphukira. Kuphatikiza apo, ma batic komanso amporotic surfactonts ali ndi antibacterial ndi bactericidal katundu, omwe amatha kupewa bwino mapepala kuchokera kuto.

Elositocon artuctont amakhala aorsendurants, ndi cholumikizira cha protositicon quanteary mchere umagwiritsidwa ntchito ngati sofiners.

Palinso mitundu ina yambiri ya sofinenti, monga steric acid eyiloyyethylene ester, polsimentylene lanolin, emuted sera, etc.

Antistatic wothandizira

Popanga pepala lapadera lokonzedwa, nthawi zina mavuto otsutsa angakumane nawo. Kugwiritsa ntchito zogwiritsa ntchito pochiza madzi kumatha kutulutsa mpweya waku hydrophilic. Ndiye kuti, monga wotsutsa-Static wothandizira, mafomu azokonda adsorption wabwino pamtunda, ndikupanga gulu la hydrophobic pazinthu. Magulu a hydrophilic amafikira malo, kukulitsa ma ion omwe amayenda ndi chinyezi komanso chinyezi chonyansa cha ulusi, zomwe zimapangitsa kuti pakhale zowonjezera komanso kuchepa kwa kukana kwa magetsi, potero kutengera kudziletsa kwamagetsi. Zogwiritsa ntchito monga othandizira anti-Static zimakhala ndi magulu akuluakulu a hydrophobic ndi magulu a hydrophilic. Zogwiritsa ntchito zophunzitsira zimakhala ndi kugwiritsa ntchito kwambiri komanso kugwira ntchito bwino kwambiri, kutsatiridwa ndi mamilogalamu ya mchenga.

Firbe yobala

Ntchito yayikulu ya Aber Dieperpers ndikuchepetsa kukwera kwa Phazi ndikusintha mapepala. Firbe yogawana amatha kupanga mawonekedwe a bilafener padziko lapansi. Kutha kwa polar kwa obalaza akunja kumakhala kolimba ndi madzi, ndikuwonjezera kuchuluka kwa madzi ndikubweza magetsi osokoneza bongo kuti athe kubereka. Zithunzi zomwe zimagwiritsidwa ntchito kawirikawiri zomwe zimabalalitsa zimaphatikizapo pang'ono hydrolyzed polyacrlamide (Pam), polyethylene oxide (peone), ndi mafuta abwino, ndi mafumu abwino. Kuonjezera zosakwana 0,05% pepala la chimbudzi cham'madzi kwambiri kumatha kupezeka bwino.

Kugwiritsa ntchito mawonekedwe am'mtunda ndikukutira papepala

Kukhazikika kwamphamvu ndikukuphatikiza zonse kumaphatikizira kugwiritsa ntchito mankhwala kwa pepala, makamaka kuti akonze malo ake, amathandizira kusindikiza, komanso kukhulupirika konse. Koma pali zosiyana zambiri pakati pa awiriwa, kusiyana kwakukulu kumakhala kuti pabulu yofukiza nthawi zambiri kumagwiritsa ntchito zomata, pomwe kuyanjana kumagwiritsa ntchito zomatira ndi utoto; Zomatira zomwe zimagwiritsidwa ntchito pokutidwa ndi mapepala zimakanikizidwa mu pepala, pomwe pinki imagwiritsidwa ntchito imayikidwa pamwamba papepala.

Okonda malo

Malinga ndi zomwe zanenedwazo, zitha kugawanika zinthu zachilengedwe ndi zopangidwa; Malinga ndi malo a Ionic, imatha kugawidwa m'mitundu ya anionic, yophatikizika komanso yopanda inic; Malinga ndi mawonekedwe a mankhwalawa, imatha kugawidwa mu mtundu wa magazi ndi mtundu wodzola. Zojambulajambula zogwiritsidwa ntchito kwambiri zimakhala ndi magulu a hydrophobic ndi ma hydrophilic magulu, motero kuyankhula koya kwambiri, onse ndi ogwiritsa ntchito. Othandizira akuluakulu akumtunda amaphatikiza wowuma wosinthidwa, mowa wa polyvinyl (pva), carboxymethyl cellulose (palac). Othandizira osiyanasiyana amatha kusankhidwa malinga ndi zosowa zosiyanasiyana. Mwachitsanzo: Kupititsa patsogolo madzi kukana ndi mafuta ochita masewera olimbitsa thupi monga ohata a accolar chromium acids cremior stuthete, enc. ④ Sinthani magwiridwe osindikiza, makamaka pogwiritsa ntchito wosinthika wosinthidwa, cmc, PRC, PRA, ndi zina zonyowa powonjezera Pam, cmc, sodium yabwino. Pofuna kukonza momwemo, ndizofala kugwiritsa ntchito othandizira awiri kapena kupitilira apo, ndipo zotsatira zake ndizofunika kwambiri.

Kukuta Kupanga

Kuphatikizika kwa zokutira zokutira kumaphatikizapo zomatira, utoto, ndi zina zowonjezera. Kudziphimba ndekha ndi gawo lovuta, ndipo limasiyanasiyana malinga ndi zomwe zapangidwa ndi pepala ndi kapangidwe ka fomula. Ogwiritsa ntchito amatenga gawo lofunikira pakupanga pepala, makamaka kuphatikiza zibaya zobala, zosokoneza, mafuta, oteteza mankhwala, komanso anti-yopanga.

Kuchulukitsa Kubala: Ndiwowonjezera kwambiri pazokutira, zomwe ambiri mwazodyera. Kuchita kwake ndikuti: ② Chophimba pamwamba pa tinthu tambiri, chimakhala choteteza; ③ Pangani mafakisoni apamwamba kwambiri kuzungulira tinthu tating'onoting'ono kuti tipewe tinthu tating'onoting'ono. Oyambirira omwe amagwiritsidwa ntchito kwambiri omwe amagwiritsidwa ntchito anali a ma phossutes, diammoneum hyphalfuno, stonen the sodium, ndi sodium In high solid content coatings, high molecular weight organic dispersants such as sodium polyacrylate solution, sodium polymethacrylate and its derivatives, disodium salt solution of diisobutylene maleic anhydride copolymer, as well as alkylphenol polyoxyethylene ether and fatty alcohol polyoxyethylene ether are commonly used.

Defomer: Chithovu nthawi zambiri chimapangidwa pokonzekera kuphimba ndikuphimba, komanso decomer zimayenera kuwonjezeredwa. Nthawi zambiri pamakhala mowa wapamwamba, mafuta a acid etters, actyl phosphate, atatupropyl phosphate, etc.

Mafuta: Pofuna kusintha madzimadzi ndi mafuta opaleshoni, kupatsa mapepala osasunthika, amawonjezera kuwonongeka, ndikusintha makina ophika, mafuta amatha kuwonjezeredwa. Mafuta omwe amagwiritsidwa ntchito kwambiri pano ndi sopoble sheable sopoblerandutrandut zoyimiriridwa ndi calcium wosasunthika, ndi sodium stearate mafuta osungunuka amathiranso. Paraffin hydrocarbons ndi mafuta a asidi a asidi amathanso kugwiritsidwa ntchito ngati mafuta.

Kuteteza: Zomata za chilengedwe zimakonda kuwonongeka ndikukula kwa nkhungu, kotero miyala yotsutsana ndi corossion iyenera kuwonjezeredwa pamapepala. Quanteary catistic catic darfaction, ma germic a bromine ndi sulufure mankhwala, N - (2-Benzimidazolyl), etc. tagwiritsidwa ntchito kwambiri m'mapepala.

Antistatic agent: By adding octadecyltrimethylammonium fluoride, polyoxyethylene sorbitan ester, alkylphenol polyoxyethylene ether phosphate, polystyrene sulfonate, etc. to the coating formula, paper can be endowed with anti-static properties.

Zopanga za Francex: Zopanga za latex ndi zomatira zofunika kwambiri. Pokonzekera njira yopanga ma santi, ogwiritsa ntchito amatenga gawo lofunikira monga emulsifeers, osamwa, okhazikika, etc.
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