Binciken dalilan tasirin hanyoyin ƙara hydroxyethyl cellulose daban-daban akan tsarin fenti na latex

Tsarin kauri nahydroxyethyl celluloseshine ƙara danko ta hanyar samar da haɗin hydrogen tsakanin molecular da intramolecular, da kuma ruwa da sarkar sarkar sarkar sarkar sarkar sarkar. Saboda haka, hanyar kauri ta hydroxyethyl cellulose za a iya raba ta zuwa fannoni biyu: na farko shine rawar haɗin hydrogen tsakanin molecular da intramolecular. Babban sarkar hydrophobic tana haɗuwa da ƙwayoyin ruwa da ke kewaye ta hanyar haɗin hydrogen, wanda ke inganta ruwan polymer ɗin kanta. Girman barbashi yana rage sararin motsi kyauta na barbashi, ta haka yana ƙara danko na tsarin; na biyu, ta hanyar haɗuwa da haɗuwa da sarkar kwayoyin halitta, sarkar cellulose suna cikin tsarin hanyar sadarwa mai girma uku a cikin tsarin gaba ɗaya, ta haka ne inganta danko.

Bari mu kalli yadda cellulose ke taka rawa a cikin kwanciyar hankali na tsarin: na farko, rawar da hydrogen bonds ke takawa wajen takaita kwararar ruwa kyauta, tana taka rawa wajen riƙe ruwa, kuma tana ba da gudummawa wajen hana rabuwar ruwa; na biyu, hulɗar sarƙoƙin cellulose Haɗawar cinya tana samar da hanyar sadarwa mai alaƙa ko yanki daban tsakanin launuka, abubuwan cikawa da ƙwayoyin emulsion, wanda ke hana narkewa.

Haɗakar hanyoyin aiki guda biyu da ke sama ne ke ba da damarhydroxyethyl cellulosedon samun kyakkyawan iko na inganta kwanciyar hankali na ajiya. A cikin samar da fenti na latex, HEC da aka ƙara yayin bugawa da wargajewa yana ƙaruwa tare da ƙaruwar ƙarfin waje, saurin yankewa yana ƙaruwa, ƙwayoyin suna shirya su a cikin tsari daidai da alkiblar kwarara, kuma tsarin lanƙwasa tsakanin sarƙoƙin kwayoyin halitta yana lalacewa, wanda yake da sauƙin zamewa tare da juna, danko na tsarin yana raguwa. Tunda tsarin ya ƙunshi adadi mai yawa na wasu abubuwa (alamu, abubuwan cikawa, emulsions), wannan tsari mai tsari ba zai iya dawo da yanayin haɗuwa da haɗuwa da haɗuwa ba ko da an sanya shi na dogon lokaci bayan an haɗa fenti. A wannan yanayin, HEC ya dogara ne kawai akan haɗin hydrogen. Tasirin riƙe ruwa da kauri yana rage ingancin kauriHEC, kuma gudunmawar wannan yanayin warwatsewa ga daidaiton ajiya na tsarin shi ma ya ragu daidai gwargwado. Duk da haka, an warwatse HEC da aka narkar a cikin tsarin a cikin ƙaramin saurin motsawa yayin raguwar aiki, kuma tsarin hanyar sadarwa da aka samar ta hanyar haɗin sarƙoƙin HEC bai lalace ba. Don haka yana nuna ingantaccen kauri da kwanciyar hankali na ajiya. Babu shakka, aikin da hanyoyin kauri guda biyu ke yi a lokaci guda shine tushen ingantaccen kauri na cellulose da tabbatar da kwanciyar hankali na ajiya. A wata ma'anar, yanayin narkewa da warwatse na cellulose a cikin ruwa zai yi tasiri sosai ga tasirin kauri da gudummawarsa ga kwanciyar hankali na ajiya.