Entweni ehlanganisiwe, ukusebenza kwe-fiberglass njengengxenye yokuqinisa eyinhloko kuncike kakhulu emandleni okubopha phakathi kwe-fiber kanye ne-matrix. Amandla alesi sibopho se-interfacial anquma amandla okudlulisa ukucindezeleka lapho i-fiber yengilazi ingaphansi komthwalo, kanye nokuqina kwe-fiber yengilazi lapho amandla ayo ephezulu. Ngokuvamile, ukubopha phakathi kwe-fiberglass nezinto ze-matrix kubuthakathaka kakhulu, okuvimbela ukusetshenziswa kwe-fiberglass ezintweni ezihlanganisiwe ezisebenza kahle kakhulu. Ngakho-ke, ukusebenzisa inqubo yokumboza i-agent yokulinganisa ukuze kuthuthukiswe isakhiwo se-interfacial nokuqinisa ukubopha phakathi kuyindlela eyinhloko yokuthuthukisa ukusebenza kwe-fiber yengilazi.
I-ejenti yokulinganisa yakha ungqimba lwama-molecule ebusweni be-i-fiberglass, okunganciphisa ngempumelelo ukucindezeleka kwe-interfacial, okwenza ubuso be-fiberglass bube manzi kakhulu noma bube manzi kakhulu ukuze kuthuthukiswe ukuhambisana ne-matrix. Isibonelo, ukusebenzisa i-ejenti yokulinganisa equkethe amaqembu asebenzayo ngamakhemikhali kungadala izibopho zamakhemikhali ebusweni be-fiberglass, kuthuthukise kakhulu amandla ezibopho ze-interfacial.
Ucwaningo lukhombisile ukuthi ama-ejenti osayizi wezinga le-nano angamboza ubuso be-fiberglass ngokulinganayo futhi aqinise ukubopha kwemishini namakhemikhali phakathi kwe-fiber kanye ne-matrix, ngaleyo ndlela athuthukise ngempumelelo izakhiwo zemishini ze-fiber. Ngesikhathi esifanayo, ukwakheka kwe-ejenti yosayizi efanelekile kungalungisa amandla angaphezulu e-fiber futhi kushintshe ukumanzi kwe-fiberglass, okuholela ekunamatheleni okuqinile kwe-interfacial phakathi kwe-fiber nezinto ezahlukene ze-matrix.
Izinqubo ezahlukene zokumboza nazo zinomthelela omkhulu ekuthuthukiseni amandla esibopho sokuxhumana. Isibonelo, ukumboza okusizwa yi-plasma kungasebenzisa igesi e-ionized ukwelaphai-fiber yengilaziubuso, ukususa izinto eziphilayo kanye nokungcola, ukwandisa umsebenzi wobuso, ngaleyo ndlela kuthuthukiswe ukubopha kwe-ejenti yokulinganisa ebusweni befayibha.
Izinto ze-matrix ngokwazo zidlala indima ebalulekile ekuhlanganiseni kwe-interfacial. Ukuthuthukisa amafomula amasha e-matrix anobuhlobo obuqinile bamakhemikhali bemicu yengilazi ephathwayo kungaholela ekuthuthukisweni okukhulu. Isibonelo, ama-matrices anokuhlushwa okuphezulu kwamaqembu asabelayo angakha izibopho ze-covalent eziqinile kakhulu ne-ejenti yokulinganisa ebusweni be-fiber. Ngaphezu kwalokho, ukuguqula i-viscosity kanye nezakhiwo zokugeleza kwezinto ze-matrix kungaqinisekisa ukufakwa okungcono kwe-fiber bundle, kuncishiswe izikhala kanye namaphutha esibonakalayo, okuwumthombo ovamile wobuthakathaka.
Inqubo yokukhiqiza ngokwayo ingathuthukiswa ukuze kuthuthukiswe ukubopha okuphakathi. Amasu anjengoukumnika i-vacuumnomaukubumba kokudlulisa i-resin (RTM)kungaqinisekisa ukuthi amanzi ahlanzekile futhi ahlanzekile ngokupheleleimicu yengilazinge-matrix, kususa amaphakethe omoya angenza buthaka isibopho. Ngaphezu kwalokho, ukusebenzisa ingcindezi yangaphandle noma ukusebenzisa imijikelezo yokushisa elawulwayo ngesikhathi sokulungisa kungakhuthaza ukuxhumana okusondelene kakhulu phakathi kwefayibha ne-matrix, okuholela ezingeni eliphakeme lokuxhumanisa kanye ne-interface eqinile.
Ukuthuthukisa amandla okubopha phakathi kwe-interfacial ye-glass fiber composites kuyindawo ebalulekile yocwaningo enezinhlelo zokusebenza ezibalulekile ezisebenzayo. Nakuba ukusetshenziswa kwama-size agents kanye nezinqubo ezahlukene zokumboza kuyitshe lesisekelo salo mzamo, kunezinye izindlela eziningana ezihlolwayo zokuthuthukisa ukusebenza.
Isikhathi sokuthunyelwe: Septhemba-04-2025
