Takaitawa:A aiki taimako don inganta aiki yi na PVC-plasticizing AIDS ADX-1001, shi ne samfurin samu bayan emulsion polymerization, yana da kyau jituwa tare da PVC, iya yadda ya kamata rage plasticization lokaci na PVC guduro, rage aiki zafin jiki, sa samfurin taushi. , shafa akan gyaran allura.
Mahimman kalmomi:Filastik Additives, plasticizer, plasticization lokaci, sarrafa zafin jiki
By:Sun Xuyang, Shandong Jinchangshu New Material Technology Co., Ltd., Weifang, Shandong
1 Gabatarwa
Polyvinyl chloride (PVC) an yi amfani da shi sosai a fagen rayuwa ta hanyar kyakkyawan aiki, ƙarancin farashi, ƙarfin ƙarfi da juriya mai ƙarfi, kuma amfani da shi shine nau'in samfuran filastik na biyu bayan polyethylene.Duk da haka, saboda rashin aikin aiki na PVC, ana buƙatar ƙara ƙarin abubuwa, mafi mahimmancin abin da ke cikin filastik.Plasticizers da aka yi amfani da su a cikin PVC galibi phthalate esters ne, kuma ƙananan ƙwayoyin ƙwayoyin cuta waɗanda DOP ke wakilta suna da kyakkyawan tasirin filastik da kyakkyawar dacewa da robobi, amma kuma suna da gazawa da yawa.Za su yi ƙaura zuwa saman samfuran filastik a lokacin aikace-aikacen kayan aiki na dogon lokaci, suna da haɓaka mai tsanani a cikin yanayi na musamman, kuma suna da haɗari ga gazawa a cikin yanayin sanyi ko yanayin zafi mai zafi, kuma waɗannan ƙarancin suna rage yawan amfani da lokaci da ayyukan samfuran.
Daga hangen nesa na ayyuka da yawa, kariyar muhalli da karko, kamfaninmu yana ƙirƙira jerin abubuwan ƙari na polymer, yana canza nauyin ƙwayar ƙwayar ƙwayar cuta don haɓaka ƙarfi da juriya mai ƙarfi na abubuwan ƙari, da sanya su mafi dacewa da PVC ta hanyar Bugu da ƙari na monomers masu aiki don inganta juriya na ƙaura da juriya na cire abubuwan ƙari.Mun ƙara haɗakar da ƙari ga kayan PVC don bincika tasirin sarrafa wannan ƙari na polymer da aka yi amfani da shi zuwa PVC idan aka kwatanta da ƙaramin ƙwayar DOP.Babban binciken shine kamar haka: A cikin wannan binciken, mun zaɓi emulsion polymerization don haɗa nau'ikan polymers na methacrylate ta amfani da methyl methacrylate (MMA), styrene (st) da acrylonitrile (AN) a matsayin copolymer monomers.Mun yi nazarin tasiri daban-daban initiators, emulsifiers, dauki zazzabi da kuma rabo daga kowane bangaren a kan polymerization tsari a cikin emulsion polymerization, kuma a karshe samu high kwayoyin nauyi plasticizing AIDS ADX-1001 da low kwayoyin nauyi plasticizing AIDS ADX-1002, da kuma Samfuran suna da dacewa mai kyau tare da PVC, wanda zai iya rage lokacin filastik na resin PVC yadda ya kamata, rage yawan zafin jiki, sanya samfuran su yi laushi da amfani da gyare-gyaren allura.
2 Shawarwari sashi
Adadin kayan aikin filastik ADX-1001 shine sassa 10 a cikin sassa 100 masu nauyi na guduro PVC.
3 Kwatancen Ayyuka Tare da Plasticizer DOP
1. Shirya samfurori na PVC bisa ga ma'auni a cikin tebur mai zuwa
Tebur 1
| Suna | Stabilizer | 4201 | Titanium Dioxide | Calcium Carbonate | PVC | Farashin PV218 | AC-6A | 660 | DOP |
| Sashi (g) | 30 | 10 | 60 | 75 | 1500 | 4.5 | 4.5 | 3 | 150 |
Table 2
| Suna | Stabilizer | 4201 | Titanium Dioxide | Calcium Carbonate | PVC | Farashin PV218 | AC-6A | 660 | ADX-1001 |
| Sashi (g) | 30 | 10 | 60 | 75 | 1500 | 4.5 | 4.5 | 3 | 150 |
Table 3
| Suna | Stabilizer | 4201 | Titanium Dioxide | Calcium Carbonate | PVC | Farashin PV218 | AC-6A | 660 | ADX-1002 |
| Sashi (g) | 30 | 10 | 60 | 75 | 1500 | 4.5 | 4.5 | 3 | 150 |
2. Tsarin matakai na samfuran PVC: Haɗa abubuwan da ke sama daban kuma ƙara fili zuwa rheometer.
3. Kwatanta tasirin ADX-1001 da DOP akan aiki na PVC ta hanyar lura da bayanan rheological.
4. Abubuwan sarrafa kayan aiki na PVC bayan ƙara nau'ikan filastik daban-daban an nuna su a cikin Table 4 da ke ƙasa.
Table 4
| A'a. | Lokacin Filastik (S) | Balance Torque (M[Nm]) | Gudun Juyawa (rpm) | Zazzabi (°C) |
| DOP | 100 | 15.2 | 40 | 185 |
| ADX-1001 | 50 | 10.3 | 40 | 185 |
| ADX-1002 | 75 | 19.5 | 40 | 185 |
4 Kammalawa
Bayan tabbatarwa na gwaji, kayan aikin filastik da kamfaninmu ya ɓullo da su na iya rage lokacin yin filastik na guduro na PVC kuma ya rage zafin aiki idan aka kwatanta da DOP.
Lokacin aikawa: Juni-17-2022