Hanyar yin amfani da hydroxyethyl cellulose a cikin launi na latex

Amfani da hydroxyethyl cellulose a cikin launi na latex shine kamar haka: 1. Ƙara kai tsaye lokacin da ake nika pigment: wannan hanya mai sauƙi ce, kuma lokacin da ake amfani da shi yana da gajeren lokaci. Cikakkun matakai sune kamar haka: (1) ƙara ingantaccen ruwa mai tsafta (yawanci, ana ƙara ethylene glycol, wakili na wetting da wakili na fim a wannan lokacin) (2) fara motsawa cikin ƙaramin sauri kuma a hankali ƙara hydroxyethyl cellulose (3) ci gaba da motsawa har sai duk barbashi sun jike (4) ƙara mai hana mildew; PH regulator, da dai sauransu (5) motsa har sai duk hydroxyethyl cellulose gaba daya narkar da (maganin danko karuwa) kafin ƙara da sauran aka gyara na dabara, nika har Paint.
2.Equipped da uwa barasa jiran amfani: wannan hanya da aka farko sanye take da mafi girma taro na uwa barasa, sa'an nan kuma ƙara zuwa latex Paint, wannan hanya yana da amfani da mafi girma sassauci, za a iya kai tsaye ƙara zuwa fenti kayayyakin, amma dole ne a. adana yadda ya kamata. Matakan da hanyoyin sun yi kama da matakai (1) - (4) a cikin hanyar 1, sai dai cewa ba a buƙatar babban mai tayar da hankali ba, kuma kawai mai tayar da hankali wanda ke da isasshen iko don kiyaye filaye na hydroxyethyl a tarwatsa daidai a cikin bayani ana buƙatar. Ci gaba da motsawa har sai ya narkar da shi gaba daya a cikin bayani mai danko. Dole ne a lura cewa: dole ne a ƙara mai hana mildew zuwa uwar barasa da wuri-wuri. 3. Congee tare da phenology: kamar yadda kwayoyin halitta don hydroxyethyl cellulose shine mummunan ƙarfi, don haka ana iya amfani da waɗannan kaushi na kwayoyin don shirya congee. Abubuwan da ake amfani da su na yau da kullun kamar ethylene glycol, propylene glycol, da masu samar da fina-finai (kamar hexanediol ko diethylene glycol butyl acetate), ruwan kankara shima rashin ƙarfi ne, don haka ana amfani dashi da ruwa mai ruwa don shirya porridge. Porridge-kamar hydroxyethyl cellulose za a iya ƙara kai tsaye zuwa fenti. Hydroxyethyl cellulose an cika shi sosai a cikin tanda. Lokacin da aka ƙara lacquer, ya narke nan da nan kuma ya yi kauri. Bayan ƙarawa, dole ne a ci gaba da motsawa har sai hydroxyethyl cellulose ya narkar da shi kuma ya zama daidai. Gabaɗaya porridge yana tare da sassa shida na kaushi na kwayoyin halitta ko ruwan kankara da wani ɓangare na cakuda hydroxyethyl cellulose, kamar minti 5-30 daga baya, hydroxyethyl cellulose zai zama hydrolyzed da kumburi. Lokacin rani lokacin da ruwan zafi na gabaɗaya ya yi yawa, bai dace da sanye take da porridge ba.
3.Hudu. Lura a lokacin da shirya uwar barasa na hydroxyethyl cellulose tun hydroxyethyl cellulose ne a bi da foda barbashi, yana da sauki aiki da narkar da a cikin ruwa ta hanyar kula da wadannan. 1 kafin da kuma bayan ƙara hydroxyethyl cellulose, cakuda dole ne a ci gaba da motsawa har sai bayani ya zama cikakke kuma bayyananne. 2 dole ne a tsoma shi a cikin ganga mai hadewa, kada ku sami adadi mai yawa na lumps ko kwallaye na hydroxyethyl cellulose an ƙara kai tsaye a cikin ganga mai haɗuwa. 3 solubility na hydroxyethyl cellulose yana da alaƙa da zafin ruwa da ƙimar pH a cikin ruwa, wanda ya kamata a biya kulawa ta musamman. 4 kar a ƙara wasu abubuwa na asali a cikin cakuda kafin hydroxyethyl cellulose foda ya cika da ruwa. Ƙara pH bayan jiƙa yana taimakawa wajen narkewa. 5 kamar yadda zai yiwu, da wuri don ƙara wakili na anti-mildew. 6 lokacin amfani da high danko hydroxyethyl cellulose, uwar barasa maida hankali ba zai iya zama sama da 2.5-3% (gravimeter) , in ba haka ba uwar barasa yana da wuya a yi aiki. Abubuwan da ke shafar dankowar fenti na latex:
1 Yawan abubuwan da ke cikin kumfa na iska a cikin fenti, mafi girman danko. 2 adadin mai kunna wuta da ruwa da aka yi amfani da shi a cikin tsarin fenti ya dace. 3 a cikin kira na latex, adadin ragowar masu kara kuzari da sauran oxides. 4 adadin sauran masu kauri na halitta a cikin dabarar fenti da rabo tare da hydroxyethyl cellulose. 5 a cikin aiwatar da fenti, ƙara jerin matakan thickener ya dace. 6 saboda yawan tashin hankali ta yadda idan aka tarwatsa danshi yayi zafi. 7 ƙananan lalata na Thickener.