PVC Grade HPMC
PVCNau'in HPMC Hydroxypropyl Methylcellulose nau'in polymer ne wanda aka fi amfani da shi kuma mafi girman aiki tsakanin dukkan nau'ikan cellulose. Ana amfani da shi sosai a fannoni daban-daban na masana'antu da rayuwar yau da kullun. Kullum ana kiransa da "MSG na masana'antu".
Hydroxypropyl methyl cellulose (HPMC) yana ɗaya daga cikin manyan masu warwatsewa a masana'antar polyvinyl chloride (PVC). A lokacin da aka dakatar da polymerization na vinyl chloride, yana iya rage tashin hankali tsakanin VCM da ruwa kuma yana taimakawa wajen warwatsewar vinyl chloride monomers (VCM) a cikin ruwa mai tsari iri ɗaya da kwanciyar hankali; yana hana ɗigon VCM haɗuwa a farkon matakin polymerization; yana hana ƙwayoyin polymer haɗuwa a ƙarshen matakin polymerization. A cikin tsarin polymerization na dakatarwa, yana taka rawa ta warwatsewa da kariya. Matsayin kwanciyar hankali biyu.
A cikin polymerization na dakatarwar VCM, ɗigon polymerization na farko da ƙwayoyin polymer na tsakiya da na ƙarshe suna da sauƙin haɗuwa a farko, don haka dole ne a ƙara wakili mai kariya ga watsawa zuwa tsarin polymerization na dakatarwar VCM. Idan aka yi amfani da hanyar haɗawa mai tsayayye, nau'in, yanayi da adadin mai watsawa sun zama manyan abubuwan da ke sarrafa halayen ƙwayoyin PVC.
Bayanin Sinadarai
| Tsarin HPMC na PVC Ƙayyadewa | HPMC60E ( 2910) | HPMC65F( 2906) | HPMC75K( 2208) |
| Zafin Gel (℃) | 58-64 | 62-68 | 70-90 |
| Tsarin (WT%) | 28.0-30.0 | 27.0-30.0 | 19.0-24.0 |
| Hydroxypropoxy (WT%) | 7.0-12.0 | 4.0-7.5 | 4.0-12.0 |
| Danko (cps, 2% Magani) | 3, 5, 6, 15, 50,100, 400,4000, 10000, 40000, 60000, 100000,150000,200000 | ||
Matsayin Samfuri:
| PVC matakin HPMC | Danko (cps) | Bayani |
| HPMC60E50(E5)0) | 40-60 | HPMC |
| HPMC65F50 (F50) | 40-60 | HPMC |
| HPMC75K100 (K100) | 80-120 | HPMC |
Halaye
(1)Zafin Polymerization: Zafin polymerization yana ƙayyade matsakaicin nauyin kwayoyin halitta na PVC, kuma mai watsawa ba shi da wani tasiri akan nauyin kwayoyin halitta. Zafin gel na mai watsawa ya fi zafin polymerization girma don tabbatar da watsa polymer ɗin ta hanyar mai watsawa.
(2) Halayen barbashi: diamita na barbashi, yanayin halitta, porosity, da rarraba barbashi muhimman alamomi ne na ingancin SPVC, waɗanda ke da alaƙa da ƙirar mai tayar da hankali/mai amsawa, rabon polymerization na ruwa-zuwa-mai, tsarin watsawa da ƙimar juyawa ta ƙarshe na VCM, wanda tsarin watsawa yana da mahimmanci musamman.
(3) Juyawa: Kamar tsarin watsawa, yana da tasiri sosai akan ingancin SPVC. Saboda girman digogin VCM a cikin ruwa, saurin juyawa yana ƙaruwa kuma girman digo yana raguwa; lokacin da saurin juyawa ya yi yawa, digogin zasu taru kuma su shafi ƙwayoyin ƙarshe.
(4) Tsarin Kariyar Watsawa: Tsarin kariya yana kare digo na VCM a farkon matakin amsawar don gujewa haɗuwa; PVC da aka samar yana haifar da ɗigon VCM, kuma tsarin watsawa yana kare haɗuwar ƙwayoyin da aka sarrafa, don samun ƙwayoyin SPVC na ƙarshe. Tsarin watsawa an raba shi zuwa babban tsarin watsawa da tsarin watsawa na taimako. Babban mai watsawa yana da babban matakin barasa PVA, HPMC, da sauransu, wanda ke shafar aikin SPVC gabaɗaya; tsarin watsawa na taimako ana amfani da shi don inganta wasu halaye na ƙwayoyin SPVC.
(5) Babban tsarin watsawa: Suna narkewa cikin ruwa kuma suna daidaita digogin VCM ta hanyar rage tashin hankali tsakanin VCM da ruwa. A halin yanzu a masana'antar SPVC, manyan masu watsawa sune PVA da HPMC. HPMC na PVC yana da fa'idodin ƙarancin allurai, kwanciyar hankali na zafi da ingantaccen aikin filastik na SPVC. Duk da cewa yana da tsada sosai, har yanzu ana amfani da shi sosai. HPMC na PVC muhimmin wakili ne na kariya daga watsawa a cikin haɗakar PVC..
Marufi
TMatsakaicin marufi shine 25kg / ganga
20'FCL: Tan 9 tare da fale-falen ...
40'FCL:18tan tare da palletized;20ton ba a yi masa fenti ba.
Ajiya:
A ajiye shi a wuri mai sanyi da bushewa ƙasa da digiri 30 na Celsius kuma a kiyaye shi daga danshi da matsi, tunda kayan an yi su ne da thermoplastic, lokacin ajiya bai kamata ya wuce watanni 36 ba.
Bayanan tsaro:
Bayanan da ke sama sun yi daidai da iliminmu, amma kada ku yafe wa abokan ciniki da kyau su duba su nan da nan bayan an karɓi kuɗin. Domin guje wa nau'ikan samfura daban-daban da kayan aiki daban-daban, da fatan za a yi ƙarin gwaji kafin amfani da su.
Lokacin Saƙo: Janairu-01-2024