Kungani iSilane iyingozi?
1. Kungani kubuhlungu kaSilane?
Ingahle ibe yingozi ngokuphefumula, ukufakwa noma ukumunca esikhunjeni. Ngokusobala ngokusobala, gcina kude nokushisa, izinhlansi kanye namalangabi avulekile. I-Mist yayo eguquguqukayo iyacasula amehlo, isikhumba, ulwelwesi lwe-mucous kanye nepheshana lokuphefumula elingaphezulu. Gqoka amagilavu nezingilazi zokuphepha ezifanele futhi usebenzise njalo kwi-hime yamakhemikhali.
2. Uyini imiphumela emibi yeSilane?
①Eye thinta: USilane angacasulayo amehlo. Ukubola ngosebulina kukhiqiza i-amorphous Silica. Ukuhlangana kwamehlo nezinhlayiya ze-amorphous Silica kungadala ukucasuka.
Ukuphefumula: 1. Ukuphefumula kokuhlushwa okuphezulu kwe-silane kungadala ikhanda, isicanucanu, isiyezi kanye nokuvuselela ipheshana lokuphefumula elingaphezulu.
② USilane angakucasula uhlelo lokuphefumula kanye nolwelwesi lwama-mucous. Ukuphefumula ngokweqile kwe-silane kungadala ukuba yi-pneumonia kanye nesifo sezinso ngenxa yokuba khona kweCrystalline Silica.
Ukuchayeka kugesi okuhlushwa okuphezulu nakho kungadala ukushiswa okushisayo ngenxa yokuvutha okuzenzakalelayo.
Ukungenisa: Ukungenisa akunakwenzeka ukuthi kube yindlela yokuchayeka eSilanes.
Ukuxhumana kwesikhumba: USilane uyacasula esikhunjeni. Ukubola ngosebulina kukhiqiza i-amorphous Silica. Ukuxhumana kwesikhumba nezinhlayiya ze-amorphous Silica kungadala ukucasuka.
3. Yini ama-silinus asetshenziselwa?
A) umenzeli wokuhlanganisa:
I-OrganingyAral Alkoxysilanes isetshenziselwa ukubhala ama-arganic polymers kanye nezinto zokwakha i-inorganic, isici esijwayelekile salolu hlelo lokusebenza siyaqiniswa. Isibonelo: Imicu yengilazi kanye nama-filler amaminerali axutshwe amapulasitiki kanye nama-rubber. Zisetshenziswa ngezinhlelo ze-thermoset kanye ne-thermoplastic. Ama-filleral amaminerali afana: silica, i-talc, i-wollastonite, ubumba nezinye izinto eziphathwa ngaphambili nge-silinanes kwinqubo yokuxuba noma ingezwe ngqo ngesikhathi senqubo ehlanganisiwe.
Ngokusebenzisa i-Organ Organ Organefral Silinanes kuma-Fillings, ama-Filliacher angenawo ama-organic, izindawo ezinamaminerali zisebenza futhi zisebenza nge-lipophilic. Izicelo ze-fiberglass zifaka izidumbu zezimoto, izikebhe, izindawo zokugeza, amabhodi wesifunda aphrintiwe, ama-antennave we-satellite TV, amapayipi epulasitiki neziqukathi, nabanye.
Izinhlelo ezigcwele amaminerali zifaka i-polypropylene eqinisiwe, amakhefu agcwele amabhubho okugcwele, amasondo e-aillet carbide wokugaya, amakhethini okugcwala ama-polymer, ama-ausies agcwele ama-polym, amasheya agcwele imishini, kanye nensimbi egcwele imishini yezinto zokwakha kanye nezinye izinhlelo zokusebenza.
B) umgqugquzeli we-adhesion
Ama-ejenti wokuhlangana we-Silane angama-adhesion abagqugquzeli lapho besetshenziselwa ukunamathela amabhondi kanye nama-primers for Paints, inks, ukumboza, ukunamathela kanye nama-sealan. Lapho isetshenziswa njengesengezo esisezingeni eliphansi, ama-sililanes adinga ukuthuthela esibonakalayo phakathi kwesibopho kanye nezinto eziphathwayo ziphathwa zilusizo. Lapho isetshenziswa njenge-primer, ama-ejenti ahlanganise e-Silane asetshenziswa ngezinto ezingaphakathi ngaphambi komkhiqizo ziboshwe.
Kulokhu: Isilo saseSilane sisesimweni esihle sokusebenza njenge-adhesion enhancer (endaweni ebonakalayo) ngokusetshenziswa okulungile kwama-ejenti okuhlangana, ngisho nokunamathela kwezemvelo, izimbotshana, izithasiselo noma i-sealant kungagcina isibopho.
C) Amanzi weSulfur, Adversant
I-Siloxanes ene-Hydrophobic Organic Amaqembu anamathiselwe kuma-athomu e-silicon angadlulisela uhlamvu olufanayo lwe-hydrophobic njengendawo engaphansi kwe-inorganic, futhi isetshenziswa njengama-ejenti we-hydrophobic ekwakheni, ebhuloho nasekuhlosweni kwezicelo. Baphinde basetshenziswe kuma-powdders we-hydrophobic inorganic, abenze bahluleke mahhala futhi kube lula ukuhlakazeka kuma-argay polymers kanye noketshezi.
D) Umenzeli oxhumanisayo
I-OrganingYoflurage Alkoxysilanes ingaphendula ngama-organic polymers ukufaka amaqembu we-Tri-Alkoxyalkyl e-polymer backbone. ISilane ingabe isisabela ngomswakama ukuze iwele iSilane ukwakha isakhiwo esiqinile se-siloxane. Le ndlela ingasetshenziswa ukuwela amapulasitiki, i-polyethylene, namanye ama-organic resins, njengama-acrylics nama-polyurethanes, ukudlulisa upende oqinile, ovimbela amanzi, ukumboza.
I-Ejenti ye-PSILANE Coupling isetshenziselwa ukwelashwa kwe-Organic Ukuvusa Ukwelashwa kwe-MH / AH, kaolin, i-talcum, i-talcum powder kanye nabanye ama-filler, futhi ilungele ukwelashwa kwe-MH / AH kwezinto eziphilayo ze-halogen-free Ngokwelashwa kwezinto zohlobo lwe-inorganic, i-hydrophobicity yayo ifinyelela kuma-98%, futhi i-angle yokuxhumana yamanzi ebusweni be-organic inorganic powder yi-≥110º. Kungasabalalisa ngokulinganayo i-inorganic powder kuma-arganic polymers afana ne-resin, ipulasitiki nerabha. Izici: Thuthukisa ukusebenza kokuhlakazeka kwe-Fillings; khuphula inani lokukhawulela i-oxygen inkomba (loi); khuphula i-hydrophopobicity ye-filler, futhi futhi uthuthukise izakhiwo zikagesi (i-dielectric gan ntant, bulk kagesi ρd), ngemuva kokuhlangana namanzi; khuphula inani le-filler, futhi ngasikhathi sinye linamandla amakhulu aphezulu kanye nokugcwala ekhefu; thuthukisa ukumelana nokushisa kanye nokushisa okuphezulu kokushisa; thuthukisa ukumelana nokugqwala kwamakhemikhali; Ukumelana nomthelela omkhulu; Thuthukisa ukuqina kwenqubo kanye nokukhiqiza kokuxuba kokukhishwa kwe-Extresion.
4. Iziphi izinyathelo zokuphepha zegesi yaseSilone?
Ungavumeli izinga lokushisa lesistimu ukuze liwele ngaphansi kwe-3170 ° F (-112 ° C) noma umoya ungadonswa ukuze wakhe ingxube eqhumayo.
Ungavumeli uSilane ukuthi axhumane nama-metal metal halides noma ama-halogen, uSilane asabela ngobudlova nabo. Uhlelo kufanele luhlazwe ngokucophelela ukuvikela izinsalela zama-degreasers, ama-halogen noma amanye ama-hydrocarbon ahlangene aqukethe kuwo.
Cindezela ngokuphelele uhlelo lokuhlolwa okuvuzayo okuphindwe kabili kuya kwezintathu ingcindezi yokusebenza, mhlawumbe i-helium. Ngaphezu kwalokho, kufanele kusungulwe uhlelo lokutholwa okujwayelekile okujwayelekile futhi kusetshenziswe.
Ngemuva kokuthi uhlelo luhlolwe ukuvuza noma ukuvulwa kwezinye izizathu, umoya ohlelweni kufanele uhlanzwe ngokuhlanza noma ukugeza kwegesi. Ngaphambi kokuvula noma yiluphi uhlelo oluqukethe i-lisane uhlelo kumele luhlanzwe ngokuphelele nge-inert gas. Uma noma iyiphi ingxenye yohlelo inezikhala ezifile noma izindawo lapho kuhlala khona uSilane, kufanele avalwe futhi asakazwa.
USilane kufanele angeniswe endaweni enikezelwe ukulahlwa kwawo, mhlawumbe ashiswe. Ngisho nokugxila okuphansi kweSilane kuyingozi futhi akufanele kuvezwe umoya. USilines angaphinde akhishwe ngemuva kokuhlanjululwa ngegesi i-inert ukuze abenze bangavuli.
Amagesi acindezelwe kufanele agcinwe futhi asetshenziswe ngokuya ngezidingo ze-American Compress Association. Endaweni kungenzeka kube nemithetho ekhethekile yemishini yokugcina kanye nokusetshenziswa kwezidingo zegesi.
5. Uyini umehluko phakathi kwe-silicone kanye nesilika?
Izinto zokwakha ezisekelwe kuSilicon zivumela ukusetshenziswa kwezicelo ezifunwa kakhulu kunempahla esekelwe ezi-organic, ezisukela kulabo abasebenza emazingeni okushisa aphezulu ekusebenzeni kwesikhathi eside ezimweni zemvelo ezinzima. Zisetshenziswa njengezengezo zokuhlinzeka ngemisebenzi yendawo, ukumelana kwamanzi, kanye nokuhlangenwe nakho okuhle kwemizwa, okwenza ubuchwepheshe be-silicone isici esibalulekile ekunikezeni izinhlelo zokusebenza ezahlukahlukene ezinothisa izimpilo zethu zansuku zonke.
