He aha whakamahia kahupapa bakelized?

Hoki i roto i 1909 i rēhitatia ārai tuatahi o te ao mo te hanga o kirihou. I te tuatahi, synthesized pūtaiao he kapia phenol-formaldehyde, a muri anake kua riro ratou polymer tuatahi o te ao. Tuatahi, kua magnificently huaina he taonga hou Utaina e "oksibenzilmetilenglikolangidrid", engari ka kaha tikanga noa, a ka i whanau i te "Bakelite". Mau, ko tenei rā te ra, ka i reira ko te kahupapa bakelized.

Heoi, kihai i tonu te taonga hou rongonui: te tīmatanga i whakamahia ai anake mo te hanga o insulators. Otiia i muri o nga tau i te tokorua, unuhia ana e ia i te whakarongo o ngā māngai i te ahumahi automotive me taonga: ko tino māngohe me rauemi ngāwari, pai mō te hanga papatipu Bakelite.

I hanga tata kahupapa bakelized, i te mea tata tonu te vai ki tenei ra. Kei te hāngai te reira i runga i-te kounga teitei birch veneer, Katahi phenol formaldehyde wanihi. Hoatu te pēhanga me te pāmahana, i he tikanga faufaa mo te hanga o tenei rauemi, ko reira taea ki te whakatutuki i tata 100% tohu o impregnation. He Phenols ratou rewakore me kore e taea kino te hauora o te kiritaki, engari e whai hua i roto i te ārai whakaeke fungal o kahupapa. No te mea o tenei, te pānga taua te tata e kore e pirau.

Ahakoa o te kuwaretanga tino o production, whai kahupapa bakelized kua nga āhuatanga kaha e taea ai te reira ki tata whakataetae ki nga whanaketanga hou. Ko he nui raro tona utu, e whai wāhi ana ki te rongonui o tenei rauemi i roto i kaihanga.

Ki te āta pānui i koe, koe pea e kore e waiho te rongo o te meka e taea te whakamahi i te reira i ara i roto i te taiao tino wero hoki koutou. He kore noa ātete tiketike ki te houku, engari mamae hoki mana kino o taiao matū kaitaua. No te mea o tenei, i te reira maha taea te kite i roto i taua wahi tāwāhi, i te mea te rahoraho o te kaipuke. O te akoranga, i roto i taua mau huru, bakelized he kahupapa motuhake wai-ātete wa roa taea ki te te tu ara te pānga o te vairaa pape urupare.

Te reira i taea te whakamahi hoki rite rauemi mo te formwork mati, rite noa he torutoru huringa makanga tonu reira, kahore tetahi raruraru. Ko te kuware Kohikohi taua shuttering, a ka tukua ona taiepa maeneene ki te whiwhi i te pōtae putanga tata whirihoranga tino. Whakaaro hoki tona kawe waiariki iti, ka ngaro koe nui iti wera, te whakamahi i te hangarau o te hotoke whakawera raima ka ringihia. I roto i te poto, bakelized taea ki te whakaora i te rota o te moni i te utu i raro ki te hoko i te reira i te kahupapa ohie.

Te rahi nui o te pepa paerewa o tenei rauemi faaore te hiahia mo te maha itinga o hononga. Ki te whakamahia tika, me te āta, kotahi formwork rawa taea ki te tu atu e pā ana ki toru tekau whakakī! Tēnei wā hua kahupapa bakelized waitohu FBS i roto i to tatou whenua. Tona tukunga o te tipu whai wāhi i roto i Tyumen ko Nizhny Novgorod, mohiotia te kounga tiketike o ona hua.