Silicone sealants sun zama zaɓi na farko na ƙwararru da DIYers daidai lokacin da ake yin hatimi iri-iri.Silicone sealants suna da kyawawan kaddarorin mannewa da haɓakawa, suna ba da kyakkyawar dorewa na dogon lokaci don aikace-aikace iri-iri.Daga cikin nau'o'in siliki na siliki da aka sayar a kasuwa, alkoxy silicone sealants da acetoxy silicone sealants sune nau'i biyu masu shahara.A cikin wannan labarin, za mu yi zurfin bincike game da kaddarorin waɗanan mashin ɗin, ribobi da fursunoninsu, da kuma taimaka muku sanin mafi kyawun zaɓi don takamaiman bukatunku.
1.Bambance-bambancen tsari:
Da farko, bari mu bincika bambancin tsarin tsakanin alkoxy da acetoxy.Ƙungiya ta alkoxy ta ƙunshi ƙungiyar alkyl (R-) da aka haɗe da atom na oxygen (-O-).Mahimmanci, haɗuwa ne na ƙungiyar alkyl da oxygen.
A wani bangare kuma, ana samun acetoxy daga acetic acid.Ya haɗa da ƙungiyar acetyl (CH3CO-) da aka haɗa da atom oxygen (-O-).Don haka, ana iya ɗaukar acetoxy a matsayin ƙungiyar alkyl da aka maye gurbinsu da iskar oxygen a cikin ƙwayar acetyl.
Bambanci a cikin tsari yana haifar da bambance-bambance a cikin abubuwan sinadarai da reactivity tsakanin ƙungiyoyin alkoxy da acetoxy.A matsayin ƙungiyar aikin aliphatic, alkoxy yana nuna halayen nucleophilic kuma a wasu lokuta yana aiki azaman ƙungiyar barin.Wannan hali ya dogara ne akan ainihi da madogaran ƙungiyar alkyl da ke haɗe da zarra na oxygen.Tunda ƙungiyoyin alkoxy ba su da aiki sosai, ana buƙatar ƙarfin lantarki ko mai kara kuzari don fara amsawa.
Sabanin haka, ƙungiyoyin acetoxy suna ba da amsa daban-daban saboda kasancewar ƙungiyoyin acetyl.Motsin acetyl da ingantaccen carbon ɗin sa yana ba da gudummawa ga yanayin electrophilic na ƙungiyar acetoxy.Sabili da haka, ƙungiyar acetoxy tana taka rawa a cikin amsawar acetylation, tana canja wurin ƙwayar acetyl zuwa wasu ƙwayoyin cuta.Abubuwan da ake kira acetylation sun kasance a ko'ina a cikin haɗin magunguna, samfurori na halitta da nau'o'in kwayoyin halitta daban-daban.
2. Alkoxy silicone sealants: Sake sabon damar
Alkoxy silicone sealants an ƙirƙira su ne na musamman waɗanda aka keɓe bisa fasahar maganin alkoxy.An san waɗannan masu rufewa don kyawawan kaddarorin haɗin kai zuwa nau'o'i iri-iri, gami da gilashi, yumbu, da wasu robobi.Iyawarsu ta jurewahigh yanayin zafikumatsayayya UV radiationya sa su zama zaɓi na farko don aikace-aikacen waje.Bugu da ƙari, alkoxylated silicone sealants suna da kyau kwaraijuriya yanayi, tabbatar da sakamako mai dorewa.Saboda sulow modulesda kuma babban sassauci, za su iya ɗaukar ƙungiyoyin haɗin gwiwa, suna sa su dace don aikace-aikace masu ƙarfi.Babban fa'idar alkoxylated silicone sealants shine nasuƙananan waria lokacin warkewa, wanda ke sa su kasance masu dacewa da masu amfani a cikin rufaffiyar wurare.
3.Acetoxy Silicone Sealants: An gwada kuma an gwada
Acetoxy silicone sealants, a gefe guda, sun dogara da fasahar warkewar acetoxy.An yi amfani da waɗannan mashin ɗin da yawa tsawon shekarun da suka gabata kuma an san su da kaddarorin rufewar su.Suna samar da alaƙa mai ƙarfi tare da kayan gini na yau da kullun, gami da gilashi, ƙarfe da yumbu.Acetoxy silicone sealants suna halin susaurin warkewakuma mai kyaujuriya danshi.Wannan magani mai sauri yana sa ayyuka cikin sauri da sauƙi.Ku sani, duk da haka, acetoxy silicone sealants na iya fitar da wari mai kama da vinegar yayin da suke warkewa, don haka isasshen samun iska yana da mahimmanci.
4.Zaɓi madaidaicin silicone sealant
Fahimtar ƙayyadaddun kaddarorin kowane nau'in siliki na siliki yana da mahimmanci don yanke shawara mai fa'ida.Abubuwa kamar ƙarfin haɗin kai na ƙarshe, ikon haɗin kai, lokacin warkarwa, sassauci, ƙamshi da takamaiman buƙatun aikin yakamata a yi la'akari da su.Inda juriya ga haskoki UV, matsanancin yanayin zafi da yanayin waje yana da mahimmanci, alkoxylated silicone sealants galibi ana fifita su.Acetoxy silicone sealants suna da kaddarorin warkarwa da sauri kuma kyakkyawan zaɓi ne don ayyukan da ke buƙatar saurin juyawa da haɗin gwiwa mai ƙarfi.Har ila yau, yana da mahimmanci a lura cewa duka nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan suna samuwa a cikin launuka daban-daban, suna ba da zaɓuɓɓukan ado don aikace-aikacen da ke buƙatar ƙarewar gani.
Kammalawa
Tare, alkoxy da acetoxy silicone sealants suna ba da fa'idodi na musamman dangane da takamaiman buƙatun aikin.Shawarar ƙarshe ta dogara da kaddarorin mannewa, lokacin magani, sassauci, wari da abubuwan muhalli.Yin la'akari da bayanin da aka gabatar a cikin wannan labarai, zaku iya amincewa da zaɓin silinda na silicone wanda ya dace da bukatun ku.
Lokacin aikawa: Yuli-26-2023