Bincike na Shekaru 40 akan Silicon Sealants: Kwatanta Tare da Madadin Tsarin Sinadarai

Yayin da tsarin glazing tsarin ke girma da ƙwarewa da ƙwarewa, kuma yayin da buƙatun dorewa da dorewa ke ci gaba da ƙaruwa, rayuwar sabis na kayan gini ya zama mafi mahimmanci fiye da kowane lokaci.

Sealants suna da mahimmanci ga dogon aiki na tsawon lokaci da juriyar yanayin bangon labule da tsarin kyalli. Zaɓin mashin ɗin da ya dace zai iya tantance ko ginin yana jin daɗin ƙarancin aikin shekaru da yawa{2}} ko yana fuskantar gyare-gyare masu tsada da lalacewar tsarin.

A gaskiya, an daɗe da gane cewa "kayan da aka rufe yawanci shine mafi mahimmancin ɓangaren haɗin gwiwa wanda ke tasiri mai dorewa"- batu da aka haskaka a cikin sigar 1966 na Ka'idodin Saver Time (Hoto 1).2

Amma duk da haka wanne nau'in sinadari ne zai iya tsayawa gwajin lokaci?

Wannan takarda tana gabatar da sakamakon binciken mafi tsayin{0}} akan glazing sealants{1}}shekara 40- kimantawar yanayin waje wanda ya kwatanta silicone{5} tushen sealants da waɗanda aka yi daga polyurethane da acrylic chemistries. An gudanar da shi a Wurin Gwajin Yanayi na Atlas a Florida, wannan bincike na hakika{6}} duniya yana ba da jagora mai mahimmanci ga masu gine-gine, masu ƙayyadaddun kayan aiki, injiniyoyin ginin ambulan, da ƴan kwangila waɗanda ke da nufin yin ingantaccen zaɓin kayan zaɓi waɗanda ke da tasiri akan kowane fanni na ambulan ginin.

Binciken ya mayar da hankali kan aikin ƙirar silicone, musamman acetoxy da nau'ikan alkoxy, ta hanyar kimanta mahimman halaye kamar ƙarfin mannewa, ƙarfin haɗin kai, sassauci, tauri, juriya, tauri, yanayin saman, da tsayin lokaci{0} lokacin da aka fallasa zuwa matsanancin zafi, ultraviolet (UV) radiation, da zafi mai yawa. Hakanan yana ba da bayanan kwatancen don tallafawa takamaiman yanke shawara.

Muhimmancin Dogon Aikata -

An tsara gine-gine na zamani don dawwama shekaru da yawa, wasu ma har tsawon ƙarni. Saboda wannan dalili, yana da mahimmanci don kayan zamani su sami dogon{1}} bayanan aiki a ƙarƙashin yanayin duniya na ainihi-. Yayin da ƙarfafa gwaje-gwajen tsufa ke ba da bayanai masu amfani, ba za su iya maye gurbin fahimtar da aka samu daga dogon lokaci{4} gwajin fallasa waje ba.

Don magance wannan buƙatar, GE Silicones (wanda aka sani da Momentive Performance Materials) ya ƙaddamar da ɗaya daga cikin mafi kyawun nazarin yanayin yanayi a duniya a cikin 1983. Binciken ya ƙunshi amfani da nau'o'in sinadarai daban-daban don gwada bangarori da kuma fallasa su zuwa yanayin zafi na Florida na tsawon lokaci.

Wurin Gwajin Yanayi na Atlas 9-hectare (22{3}}acre) - wurin gwaji na farko da Majalisar Ƙididdiga ta Cool Roof ta amince da ita- ta samar da ingantaccen saiti don binciken. Yanayin Florida, wanda ke da zafi mai zafi, zafin hasken UV, da yawan guguwa na wurare masu zafi, yana daga cikin mahalli masu buƙatu na yanayi don gwada dorewar ƙwanƙwasa mai ƙyalli.

Mabuɗin Bincike: Takaitawa

Bayan shekaru 40 na fallasa waje, sakamakon ya bayyana a sarari: silicone sealants akai-akai sun zarce polyurethane da acrylic sealants dangane da dorewa, farfadowa na roba, da amincin saman ƙasa, yana tabbatar da tsayin aikinsu na tsawon lokaci-. Ko da yake binciken ya mayar da hankali ne na musamman akan mashin, waɗannan nau'ikan sinadarai iri ɗaya ana amfani dasu sosai a bangon labule da aikace-aikacen kyalli.