Kamfanin Anxin Cellulose Co., Ltd shine kamfanin samar da Hydroxypropyl methyl cellulose HPMC wanda ke samar da kayayyaki a kasar Sin, tare da ingancin alamarsa mai suna AnxinCel® Cellulose ethers.
Dubawa kaɗan game da hydroxypropyl methylcellulose HPMC
Na ɗaya, menene babban amfanin hydroxypropyl methyl cellulose?
Ana amfani da HPMC sosai wajen yin kayan gini, fenti, resin roba, yumbu, magani, abinci, yadi, noma, kayan kwalliya, taba da sauran masana'antu. Ana iya raba HPMC zuwa matakin masana'antu, matakin abinci da kuma matakin magunguna bisa ga yadda ake amfani da shi.
Na biyu, an raba hydroxypropyl methyl cellulose zuwa nau'i-nau'i kaɗan, daga cikinsu menene bambanci?
Ana iya raba HPMC zuwa nau'in nan take (ƙarin bayani "S") da nau'in zafi mai narkewa, samfuran nan take, a cikin ruwan sanyi da sauri suna warwatse, suna ɓacewa a cikin ruwa, a wannan lokacin ruwan ba shi da ɗanko, saboda HPMC kawai yana warwatse a cikin ruwa, babu narkewa ta gaske. Kimanin (motsawa) na tsawon mintuna 2, ɗankowar ruwan yana ƙaruwa a hankali, yana samar da colloid mai haske. Samfuran da ke narkewa da zafi, a cikin ruwan sanyi, ana iya warwatse su da sauri a cikin ruwan zafi, suna ɓacewa a cikin ruwan zafi, kamar zafin jiki zuwa wani zafin jiki (gwargwadon zafin gel na samfurin), ɗankowa yana bayyana a hankali, har sai an sami colloid mai haske mai haske.
Na uku, menene hanyar maganin hydroxypropyl methyl cellulose take da shi?
1. Ana iya ƙara duk samfuran zuwa kayan ta hanyar busasshen haɗin;
2, ana buƙatar a ƙara shi kai tsaye zuwa ruwan zafin jiki na yau da kullun, ya fi kyau a yi amfani da nau'in watsa ruwan sanyi, bayan an ƙara gabaɗaya cikin mintuna 10-90 don ya yi kauri (motsawa, motsawa, juyawa)
3. Da farko ana watsa samfurin da aka saba da shi ta hanyar juyawa da ruwan zafi, sannan a narkar da shi ta hanyar ƙara ruwan sanyi bayan an juya shi ya kuma sanyaya.
4. Idan abin da ke faruwa na cake da nadewa ya faru ne lokacin da ake narkewa, to saboda haɗawar ba ta isa ba ko kuma an ƙara samfurin da aka saba da shi kai tsaye a cikin ruwan sanyi. A wannan lokacin, ya kamata a juya shi da sauri.
5. Idan an samar da kumfa lokacin da aka narkar da shi, ana iya barin su na tsawon awanni 2-12 (lokacin yana ƙayyade takamammen daidaiton maganin) ko kuma a cire shi ta hanyar cirewa ta injin, matsi da sauran hanyoyi, kuma ana iya ƙara adadin maganin hana kumfa mai dacewa.
Huɗu, ta yaya yake da sauƙi kuma mai sauƙin fahimta don tantance tsayawa ko faɗuwar hydroxypropyl methyl cellulose?
1, fari, fari duk da cewa ba za a iya tantance ko HPMC yana da kyau ba, kuma idan aka ƙara shi a cikin tsarin samarwa, zai shafi ingancinsa, amma, kyawawan kayayyaki galibi fari yana da kyau.
2, fineness: fineness na HPMC gabaɗaya raga 80 da raga 100, ƙasa da 120, fineness na fineness mafi kyau.
3, watsa haske: HPMC a cikin ruwa, yana samar da colloid mai haske, ganin watsa haske, girman shigarsa cikin nagari, bayyana rashin narkewa a ciki, kettle amsawa a tsaye da digiri gabaɗaya yana da kyau, zai aika wasu daga kettle amsawa a kwance, amma ba zai iya bayyana ingancin samar da kettle a tsaye ya fi samar da kettle ƙarya ba, akwai abubuwa da yawa da ke ƙayyade ingancin samfurin.
4, rabon: mafi girman rabon, mafi nauyi, mafi kyau fiye da babban, gabaɗaya saboda abun cikin hydroxypropyl yana da yawa, abun cikin hydroxypropyl yana da yawa, to riƙe ruwa ya fi kyau.
Biyar, hydroxypropyl methyl cellulose a cikin adadin foda putty?
HPMC a cikin ainihin aikace-aikacen sashi, ta hanyar yanayin yanayi, zafin jiki, ingancin ash na calcium na gida, dabarar foda putty da buƙatun abokin ciniki na ingancin daban-daban, kuma akwai bambance-bambance a kusa, gabaɗaya, tsakanin 4-5 kg.
Shida, dankowar hydroxypropyl methyl cellulose ya fi kyau?
A gaji da FODA TA YARO JANAR 100 DUBU, ABUBUWAN DA AKE BUKATA A TUMFI YANA DA TSAYI, ANA SO DUBU 150 YA KYAU A YI AMFANI DA SU, kuma, HPMC muhimmin aiki shine riƙe ruwa, na gaba shine kauri. A cikin foda putty, matuƙar riƙe ruwa yana da kyau, ɗanɗanon yana da ƙasa (7-8), haka nan yana yiwuwa, ba shakka, ɗanɗanon ya fi girma, riƙe ruwa mai alaƙa ya fi kyau, idan ɗanɗanon ya fi 100,000, ɗanɗanon ba shi da tasiri sosai akan riƙe ruwa.
Bakwai, menene manyan alamun fasaha na hydroxypropyl methyl cellulose?
Abubuwan da ke cikin Hydroxypropyl
Yawan sinadarin methyl
danko
toka
Rage nauyi mai bushewa
Takwas, menene manyan kayan da ake amfani da su wajen samar da sinadarin hydroxypropyl methyl cellulose?
Manyan kayan HPMC: auduga mai tsafta, chloromethane, propylene oxide, sauran kayan masarufi, allunan alkali, acid toluene.
Tara, hydroxypropyl methyl cellulose a cikin amfani da foda putty, babban aikin, ko sinadarai?
A cikin foda na putty, yana taka rawa uku: kauri, riƙe ruwa da gini. Yana ƙara kauri, ana iya ƙara cellulose don yin dakatarwa, don haka maganin ya ci gaba da kasancewa iri ɗaya a sama da ƙasa, yana rage kwararar ruwa. Riƙe ruwa: sa foda na putty ya bushe a hankali, amsawar ash na ash a ƙarƙashin aikin ruwa. Ginawa: Cellulose yana da tasirin shafawa, yana iya sa foda na putty ya yi kyau. HPMC ba ya shiga cikin kowane halayen sinadarai, yana taka rawa ta taimako kawai.
Hydroxypropyl methyl cellulose shine cellulose ether wanda ba ionic ba, to menene non-ionic?
Gabaɗaya dai, abubuwan da ba su da aiki ba sa shiga cikin halayen sinadarai.
CMC (carboxymethyl cellulose) yana cikin cationic cellulose, don haka haɗuwa da launin toka calcium zai zama wake curd slag.
11. Menene alaƙar zafin gel na hydroxypropyl methylcellulose da shi?
Zafin gel na HPMC yana da alaƙa da yawan methoxy ɗinsa. Mafi ƙarancin yawan methoxy, haka nan yawan zafin gel ɗin yake.
Sha biyu, foda na putty da hydroxypropyl methyl cellulose ba su da alaƙa?
Yana da mahimmanci!! HPMC ba shi da isasshen riƙe ruwa, zai haifar da foda.
13. Menene bambanci tsakanin maganin ruwan sanyi nan take da maganin zafi na hydroxypropyl methyl cellulose a tsarin samarwa?
Nau'in ruwan sanyi na HPMC yana narkewa ne bayan an yi maganin glyoxal surface, a cikin ruwan sanyi da sauri ya warwatse, amma ba a narke shi ba, sai ya narke. Ba a yi wa nau'in da ke narkewa da zafi magani da glyoxal ba. Girman glyoxal yana da girma, watsawa yana da sauri, amma danko yana da jinkiri, girman yana da ƙarami, akasin haka.
14, warin hydroxypropyl methyl cellulose shine yadda ake mayar da alhakin?
Ana yin HPMC da aka samar ta hanyar narkewar abinci daga toluene da isopropyl barasa a matsayin mai narkewar abinci. Idan wanke-wanke bai yi kyau ba, za a sami ɗanɗanon da ya rage. (Mayar da hankali kan narkewar abinci shine babban hanyar wari).
15, amfani daban-daban, yadda ake zaɓar hydroxypropyl methyl cellulose da ya dace?
Foda mai kauri: buƙatun riƙe ruwa mai yawa, sauƙin gini mai kyau (matakin da aka ba da shawarar: 7010N)
Turmi na yau da kullun bisa siminti: riƙe ruwa mai yawa, juriya ga zafin jiki mai yawa, ɗanko nan take (shawarar matakin: HPK100M)
Amfani da manne na gini: samfuran nan take, yawan danko. (Alamar da aka ba da shawarar: HPK200MS)
Turmi na Gypsum: riƙe ruwa mai yawa, matsakaicin da ƙarancin danko, danko nan take (shawarar matakin: HPK600M)
16, hydroxypropyl methyl cellulose menene sunan da aka fi sani da shi?
HPMC ko MHPC wanda aka fi sani da hydroxypropyl methyl cellulose, cellulose hydroxypropyl methyl ether.
Sha bakwai, hydroxypropyl methyl cellulose a cikin amfani da foda putty, kumfa foda putty menene dalili?
HPMC a cikin foda mai laushi, yana taka rawa uku na kauri, riƙe ruwa da ginawa, dalilin kumfa:
1. An ƙara ruwa da yawa.
2. Ƙasan ba ta bushe ba, a saman wani yanki na gogewa, kuma tana da sauƙin kumfa.
Goma sha takwas, hydroxypropyl methyl cellulose da MC menene bambanci:
MC shine methylcellulose, wanda aka yi shi da auduga mai kyau bayan maganin alkali da kuma methane chloride a matsayin wakilin etherification ta hanyar jerin martani don yin cellulose ether. Gabaɗaya, matakin maye gurbin shine 1.6-2.0, kuma narkewar matakan maye gurbin daban-daban shima ya bambanta, wanda ya shafi cellulose ether mara ionic.
(1) Rike ruwa na methyl cellulose ya dogara da adadin ƙari, ɗanko, ɗanko da saurin narkewa. Gabaɗaya, idan adadin ƙarawa ya yi yawa, ɗanko kaɗan ne kuma ɗanko yana da girma, ƙimar riƙe ruwa yana da yawa. Yawan ƙarawa yana da babban tasiri akan ƙimar riƙe ruwa, kuma ɗanko ba shi da alaƙa da ƙimar riƙe ruwa. Saurin narkewa ya dogara ne akan matakin gyaran saman ƙwayoyin cellulose da ƙarancin barbashi. A cikin cellulose da ke sama, ƙimar riƙe ruwa ta ether methyl cellulose da hydroxypropyl methyl cellulose ya fi girma.
(2) Ana iya narkar da sinadarin methyl cellulose a cikin ruwan sanyi, narkar da ruwan zafi zai fuskanci matsaloli, ruwan da ke cikinsa a cikin pH = 3-12 yana da ƙarfi sosai, kuma sitaci, da kuma dacewa da surfactant da yawa yana da kyau, idan zafin ya kai zafin gelation, za a sami matsalar gelation.
(3) Sauyin zafin jiki zai yi tasiri sosai ga yawan riƙe ruwa na methyl cellulose, gabaɗaya mafi girman zafin jiki, haka nan kuma riƙe ruwa ya fi muni. Idan zafin turmi ya wuce digiri 40, riƙe ruwa na methyl cellulose zai yi muni sosai, wanda hakan zai shafi ginin turmi sosai.
(4) Methyl cellulose yana da tasiri a fili akan ginawa da mannewa na turmi. A nan, mannewa yana nufin ƙarfin manne da aka ji tsakanin kayan aikin ma'aikata da kuma abin da ke kan bango, wato, juriyar yanke turmi. Ƙarfin mannewa yana da girma, juriyar yanke turmi yana da girma, kuma ƙarfin da ma'aikata ke buƙata yayin amfani shi ma yana da girma, don haka kadarar ginin turmi ba ta da kyau.
Lokacin Saƙo: Satumba-07-2022