Ibikoresho bikomeza kalisiyumu zinc bigizwe ahanini n'isabune ya aside stearic, hagakurikiraho isabune ya aside laurique n'isabune ya aside oleic. Iki gicuruzwa kirangwa n'amavuta meza kandi ntikigabanya ubushobozi bwo koroshya ibikoresho bikomeye bya PVC, bigatuma kiba cyiza mu gutunganya imiyoboro ikomeye ya PVC n'imiterere yayo.
Ibicuruzwa bitunganywa hakoreshejwe ikoranabuhanga rya microemulsification bitsinda ingorane zavuzwe haruguru. Abantu bibanda ku bintu bibiri byo kunoza: kunoza ibara ry’ibanze, hongerwamo isabune ya zinc ihagije, kandi hakoreshwa imiti igabanya ubushyuhe kugira ngo zinc chloride igire ingaruka mbi. Ibi bizwi nka "high zinc coordinate": kugabanya ingano y'isabune ya zinc yongerwamo kugira ngo zihagarike gutwika zinc, no gukoresha inyongeramusaruro kugira ngo zihindure ibara ry’ibanze. Ubu buryo buzwi nka "low zinc coordinate". Ntabwo bukoreshwa cyane mu bicuruzwa byoroshye gusa, ingaruka zayo zo guhagarara neza mu bushyuhe n'ubukonje byagaragaye, ariko kandi binakoreshwa neza mu gutunganya ibicuruzwa bikomeye. Kugira ngo hakomeze kubaho ibara rito ry’ibanze no kugabanya gutwika zinc muri sisitemu ya kalisiyumu/zinc
Muri rusange, umunyu wa lisansi ufata gusa ku buso bw'uduce twa PVC, ibi bikaba imbogamizi ku kwivanga hagati y'uduce twa PVC, bigatinza cyane ishyirwa rya pulasitiki, bikagabanya kwangana hagati y'uduce twa PVC, kandi bikagabanya gukata muri PVC. Ibikoresho byo gutunganya bishobora kwihanganira imitwaro mike. Uko umunyu wa lisansi ukoreshwa cyane, niko uduce twa lisansi turushaho kuba twinshi, kandi ingaruka zigaragara cyane.
Ibikoresho gakondo bitangiza ibidukikije nka calcium zinc stabilizers, bitewe nuko bifite electronegativity nyinshi, bifite isano runaka hagati y’amatsinda y’ibice by’umuraba n’uduce tw’udusimba twa PVC mu gihe cyo gushyiramo pulasitiki, bigatuma habaho imbaraga zikomeye zo guhuza, bityo bigaca intege cyangwa bigakuraho gukurura imigozi ya ion mu byiciro bitandukanye bya PVC. Ibi bituma ibice by’uruhererekane bya PVC bifatanye byoroshye gukwirakwira, kandi imbibi ziri hagati y’amatsinda ya molekile zoroshye kuzigabanya, bigatuma PVC ihindura pulasitiki. Ibi bitera kwiyongera vuba k’umuvuduko wo gushonga, kugabanuka k’ubushyuhe, kwiyongera k’ubushyuhe, no kugabanuka k’ubushyuhe bwo gushyiramo pulasitiki nyuma y’uko resin ihinduwe pulasitiki igice mu gice cyo kuyigaburira. Guhinduramo pulasitiki bya resin byongeye kubaho.
Bitewe n'uko ibikoresho bisanzwe byo gutunganya PVC byagenewe gutunganywa hakoreshejwe ibikoresho bigabanya umunyu, ndetse no kongeramo amavuta ahagije ntibishobora kubuza resin kongera gutera pulasitiki mu gihe gihagije, kandi binabangamira uburinganire bw'amavuta ya mbere. Gukoresha PVC ishonga mu cyiciro cyo guhuza bifata ingano nini y'ibikoresho bigabanya ubushyuhe, ariko ntibishobora kugera ku bushyuhe n'ubukonje bukwiye kugira ngo bihuze n'ibyo PVC ikomeye ikeneye gukora. Iki ni ikibazo ibikoresho bigabanya umunyu bya calcium zinc bigomba gukemura mu gusimbuza umunyu wa calcium.
Igihe cyo kohereza: Ugushyingo-20-2024



