Methyl hydroxyethyl celluloseAna shirya shi ta hanyar shigar da abubuwan maye gurbin ethylene oxide (MS0.3~0.4) cikin methyl cellulose, kuma zafin gel ɗinsa ya fi na methyl cellulose da methyl hydroxypropyl cellulose. Cikakken aikinsa ya fi methyl cellulose da methyl hydroxypropyl cellulose kyau.
Ana amfani da Methyl hydroxyethyl cellulose galibi a matsayin mai kauri, mai daidaita jiki da kuma kariya daga turmi da kuma rufin da aka yi da ruwa.
Waje
Foda mai ruwa fari ko rawaya kaɗan
Tsarin (wt%)
22.0-30.0
Hydroxyethyl (wt%)
8.0-16.0
Zafin Gel (℃)
60-90
ƙimar pH (1% maganin ruwa)
5.0-8.5
Danshi (%)
≤6.0
Toka (%)
≤5.0
Fineness (ƙaddamar wucewar raga ta 80) (%)
≥99.0
Danko (2% ruwan da ke cikinsa, 20℃, mPa.s)
400-200000
Sifofin jiki da sinadarai
1. Narkewa: yana narkewa a cikin ruwa da wasu sinadarai na halitta, mafi girman yawan da ke cikinsa ya dogara ne kawai da danko, narkewar yana canzawa tare da danko, ƙarancin danko, mafi girman narkewar.
2. Juriyar Gishiri: Samfurin ba shi da sinadarin cellulose ether, wanda yake da ƙarfi sosai a cikin ruwan da ke cikinsa, amma ƙara yawan sinadarin electrolyte na iya haifar da gelation da hazo.
3. Ayyukan saman: Saboda ruwan da ke cikin ruwan yana da aikin aikin saman, ana iya amfani da shi azaman wakili mai kariya daga colloid, emulsifier da kuma mai watsawa.
4. Gel mai zafi: Idan aka dumama ruwan maganin samfurin zuwa wani zafin jiki, zai zama ba ya bayyana, gels, kuma ya samar da wani abu mai fashewa, amma idan aka ci gaba da sanyaya shi, zai koma yanayin maganin na asali.
5. Tsarin narkewar abinci: Tsarin narkewar abinci ba shi da wani tasiri kuma yana da ƙarancin wari da ƙamshi. Saboda ba a haɗa su da sinadarai ba kuma suna da ƙarancin wari da ƙamshi, ana amfani da su sosai a abinci da magunguna.
6. Juriyar ƙuraje: Yana da kyakkyawan ikon hana ƙuraje da kuma kyakkyawan kwanciyar hankali a lokacin ajiya na dogon lokaci.
7. Kwanciyar PH: Da kyar acid ko alkali ke shafar danko na ruwan maganin samfurin, kuma ƙimar PH ɗin ta yi daidai da daidaito a cikin kewayon 3.0-11.0.
8. Ƙarancin toka: Tunda samfurin ba shi da ionic, ana tace shi yadda ya kamata ta hanyar wankewa da ruwan zafi yayin shirye-shiryen, don haka yawan tokar sa yana da ƙasa sosai.
9. Riƙe siffar: Tunda ruwan da aka tattara sosai na samfurin yana da kaddarorin viscoelastic na musamman idan aka kwatanta da ruwan da aka fitar da sauran polymers, ƙarin sa yana da ikon inganta siffar samfuran yumbu da aka fitar.
10. Rike ruwa: Tsarin hydrophilicity na samfurin da kuma yawan danko na ruwan da ke cikinsa ya sa ya zama ingantaccen wakili na riƙe ruwa.
Aikace-aikace:
manne tayal
Turmi mai laushi, grout, caulk
Turmi mai rufi
daidaita kai
Fentin bango na ciki da na waje (fentin dutse na gaske)
Shiryawa da jigilar kaya:
Jakar da aka haɗa da takarda da filastik mai nauyin kilogiram 25, ana iya keɓance ta bisa ga buƙatun abokin ciniki.
Wannan samfurin yana shan danshi cikin sauƙi kuma ya kamata a adana shi a wuri mai sanyi da bushewa.
Lokacin Saƙo: Afrilu-26-2024