01.Hydroxyethyl cellulose
Kamar yadda ba ionic surfactant, hydroxyethyl cellulose ba kawai yana da ayyuka na dakatarwa, thickening, dispersing, flotation, bonding, film-forming, ruwa riƙewa da kuma samar da colloid m, amma kuma yana da wadannan kaddarorin:
1. HEC yana soluble a cikin ruwan zafi ko sanyi, kuma baya tasowa a babban zafin jiki ko tafasa, don haka yana da nau'i mai yawa na solubility da danko, da kuma ba-zazzabi gelation;
2. Idan aka kwatanta da gane methyl cellulose da hydroxypropyl methyl cellulose, da dispersing ikon HEC ne mafi muni, amma m colloid yana da karfi da iko.
3. Ƙarfin ajiyar ruwa ya ninka sau biyu kamar na methyl cellulose, kuma yana da mafi kyawun tsarin tafiyar da ruwa.
Kariya lokacin amfani:
Tun da surface-bi da hydroxyethyl cellulose ne foda ko cellulose m, yana da sauƙi a rike da kuma narke a cikin ruwa muddin an lura da wadannan al'amura.
1. Kafin da kuma bayan ƙara hydroxyethyl cellulose, dole ne a ci gaba da motsawa har sai bayani ya kasance cikakke kuma bayyananne.
2. Dole ne a siffata shi a cikin ganga mai gauraya sannu a hankali. Kada kai tsaye ƙara hydroxyethyl cellulose wanda aka kafa zuwa dunƙule ko ƙwallaye a cikin ganga mai gauraya da yawa ko kai tsaye.
3. Ruwan zafin jiki da darajar pH na ruwa suna da dangantaka mai mahimmanci tare da rushewar hydroxyethyl cellulose, don haka ya kamata a biya kulawa ta musamman.
4. Kada a taɓa ƙara wasu abubuwan alkaline zuwa gaurayawan kafinhydroxyethyl celluloseana dumama foda da ruwa. Haɓaka ƙimar PH bayan dumama yana taimakawa ga rushewa.
Amfani da HEC:
1. Kullum amfani da thickening wakili, m wakili, m, stabilizer da ƙari ga shirya emulsion, gel, man shafawa, ruwan shafa fuska, ido share wakili, suppository da kwamfutar hannu, kuma amfani da matsayin hydrophilic gel, kwarangwal kayan, shiri na kwarangwal ci-saki shirye-shirye, kuma za a iya amfani da a matsayin stabilizer a abinci.
2. Ana amfani da shi azaman wakili na sizing a masana'antar yadi, haɗin gwiwa, thickening, emulsifying, stabilizing da sauran ƙarin taimako a cikin sassan lantarki da masana'antar haske.
3. An yi amfani da shi azaman mai kauri da tacewa don ruwan hakowa na tushen ruwa da ruwa mai ƙarewa, kuma yana da tasirin kauri a fili a cikin ruwan haƙon ruwan gishiri. Hakanan za'a iya amfani dashi azaman wakili na sarrafa asarar ruwa don siminti rijiyar mai. Ana iya haɗa shi tare da polyvalent karfe ions don samar da gels.
5. Ana amfani da wannan samfurin azaman mai rarrabawa ga ruwa na tushen ruwa na gel fracturing, polystyrene da polyvinyl chloride a cikin samar da man fetur. Hakanan za'a iya amfani da shi azaman emulsion thickener a masana'antar fenti, zafi m resistor a cikin lantarki masana'antu, ciminti coagulation inhibitor da danshi retaining wakili a yi gini. Glazing da man goge baki don masana'antar yumbu. Hakanan ana amfani dashi sosai a cikin bugu da rini, yadi, yin takarda, magani, tsafta, abinci, sigari, magungunan kashe kwari da abubuwan kashe gobara.
02.Hydroxypropyl Methyl Cellulose
1. Coating masana'antu: A matsayin thickener, dispersant da stabilizer a cikin shafi masana'antu, yana da kyau dacewa a cikin ruwa ko kwayoyin kaushi. a matsayin mai cire fenti.
2. Masana'antar yumbu: ana amfani da shi sosai azaman ɗaure a cikin kera samfuran yumbu.
3. Wasu: Hakanan ana amfani da wannan samfur a cikin fata, masana'antar samfuran takarda, adana 'ya'yan itace da kayan lambu da masana'antar yadi, da sauransu.
4. Tawada bugu: a matsayin thickener, dispersant da stabilizer a cikin tawada masana'antu, yana da kyau dacewa a cikin ruwa ko kwayoyin kaushi.
5. Filastik: ana amfani da shi azaman wakili na saki, mai laushi, mai mai, da dai sauransu.
6. Polyvinyl chloride: Ana amfani dashi azaman mai rarrabawa a cikin samar da polyvinyl chloride, kuma shine babban mahimmin taimako don shirya PVC ta hanyar dakatar da polymerization.
7. Masana'antar gine-gine: A matsayin wakili mai riƙe da ruwa da kuma retarder don turmi siminti, turmi yana da ɗanɗano. Ana amfani da shi azaman ɗaure a cikin plastering manna, gypsum, putty foda ko wasu kayan gini don haɓaka haɓakawa da tsawaita lokacin aiki. Ana amfani dashi a matsayin manna don tayal yumbu, marmara, kayan ado na filastik, a matsayin mai inganta manna, kuma yana iya rage yawan siminti. Riƙewar ruwa na hydroxypropyl methylcelluloseHPMCzai iya hana slurry daga fashe saboda bushewa da sauri bayan aikace-aikacen, da haɓaka ƙarfi bayan taurin.
8. Masana'antar magunguna: kayan shafa; kayan fim; Abubuwan da ke sarrafa ƙimar polymer don ci gaba da shirye-shiryen sakewa; stabilizers; wakilai masu dakatarwa; kwamfutar hannu masu ɗaure; masu kai hari.
Hali:
1. Bayyanar: fari ko kashe-fari foda.
2. Girman barbashi; 100 raga izinin wucewa ya fi 98.5%; 80 mesh pass rate shine 100%. The barbashi size na musamman takamaiman ne 40 ~ 60 raga.
3. Carbonization zafin jiki: 280-300 ℃
4. Girman bayyane: 0.25-0.70g / cm (yawanci a kusa da 0.5g / cm), ƙayyadaddun nauyi 1.26-1.31.
5. Rashin launi: 190-200 ℃
6. Tashin hankali: 2% maganin ruwa shine 42-56dyn / cm.
7. Solubility: mai narkewa a cikin ruwa da wasu kaushi, kamar daidai gwargwado na ethanol / ruwa, propanol / ruwa, da dai sauransu Aqueous mafita ne surface aiki. Babban nuna gaskiya da kwanciyar hankali. Bambance-bambancen samfura daban-daban suna da yanayin zafi daban-daban, kuma solubility yana canzawa tare da danko. Ƙananan danko, mafi girma da solubility. Daban-daban dalla-dalla na HPMC suna da kaddarorin daban-daban. Rushewar HPMC a cikin ruwa ba ta da tasiri ta ƙimar pH.
8. Tare da raguwar abun ciki na rukuni na methoxy, ma'anar gel yana ƙaruwa, ƙarancin ruwa yana raguwa, kuma aikin saman HPMC yana raguwa.
9. HPMCHar ila yau, yana da halaye na ƙarfin ƙarfin ƙarfi, juriya na gishiri, ƙananan ash foda, kwanciyar hankali na pH, riƙewar ruwa, kwanciyar hankali mai girma, kyawawan kayan aikin fim, da kuma nau'in juriya na enzyme, rarrabawa da haɗin kai.
Lokacin aikawa: Afrilu-26-2024