Mayelana nale nto
Ibalulekile Yasekhaya - Ilungele ukusetshenziselwa izandla emisebenzini yasendlini njengokugeza izitsha, ukuhlanza, ukunakekela abantu abadala, ukuhlela izimbali nokunye.
Ukuvikelwa Kwemikhono Emide - Ikhwalithi ephezulu kanye nempahla ye-PVC engenamanzi enephethini yezimbali endaweni yengalo enwetshiwe yalawa magilavu
I-Polyvinyl chloride (PVC) ingumsunguli we-vinyl chloride monomer (VCM) ku-peroxide, i-azo compounds, njll.Noma ngaphansi kwesenzo sokukhanya nokushisa ngokuya nge-free radical polymerization reaction mechanism ye-polymer.I-homopolymer ye-vinyl chloride kanye ne-copolymer i-vinyl chloride ibizwa ngokuthi i-vinyl chloride resins.
I-PVC yesakhiwo se-amorphous se-powder emhlophe, i-branched degree incane, ukuminyana kwesihlobo 1.4, izinga lokushisa lengilazi le-77 ~ 90℃, 170℃noma ngakho-ke yaqala ukubola, ukuzinza okubi ekushiseni nasekukhanyeni, ngaphezu kwe-100℃noma ilanga isikhathi eside, lizobola futhi likhiqize i-hydrogen chloride, futhi okunye ukubola okuzenzakalelayo kwe-catalytic, kubangele ukushintsha kombala, izakhiwo ezingokomzimba nezomshini nazo zawa ngokushesha,Ngokomkhuba, iziqinisi kufanele zengezwe ukuze kuthuthukiswe ukuzinza okushisayo nokukhanya.
Isisindo samangqamuzana e-PVC akhiqizwa imboni ngokuvamile sisuka ku-50,000 ~ 110,000, sine-polydispersity enkulu, futhi isisindo samangqamuzana sikhuphuka ngokuncipha kwezinga lokushisa le-polymerization;Ayikho indawo encibilikayo egxilile, 80~85℃ukuthambisa, 130℃kusimo se-viscoelastic, i-160 ~ 180℃ukushintshela kusimo sokugeleza kwe-viscous;Inezici ezinhle zomshini, amandla aqinile acishe abe ngu-60MPa, amandla omthelela angu-5~10kJ/m2;Izici ze-dielectric ezinhle kakhulu.
I-PVC yayiwumkhiqizo omkhulu kunawo wonke emhlabeni wamapulastiki anenhloso ejwayelekile, asetshenziswa kabanzi.Isetshenziswa kabanzi ezintweni zokwakha, imikhiqizo yezimboni, izidingo zansuku zonke, isikhumba saphansi, ithayela laphansi, isikhumba sokwenziwa, ipayipi, intambo nekhebula, ifilimu yokupakisha, ibhodlela. , izinto ezikhihliza amagwebu, izinto zokuvala uphawu, imicu nokunye.