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Te waikawa triacetic, he aha tenei papanga "kore mate"?

Te waikawa triacetic, he aha tenei papanga "kore mate"?

He rite te ahua ki te hiraka, me ona ake kanapa peara, engari he ngawari ake te tiaki i te hiraka, he pai ake te kakahu."Ka rongo koe i enei kupu tohutohu, ka taea e koe te whakaaro he papanga pai tenei raumati - papanga triacetate.

I tenei raumati, ko nga papanga triacetate me te hiraka-rite ki te hiraka, te hauhautanga me te maeneene te ahua, me te pai o te taara ira tangata i toa i te tini o nga kaitoi ahua.Whakatuwheratia te Pukapuka Whero Iti ka rapua te "waikawa triacetic", ka kitea e koe neke atu i te 10,000 tuhipoka hei tiri.He aha atu, kaore e nui te tiaki o te papanga kia noho papatahi, ka rite ki te kotahi mano yuan te ahua.

I nga tau tata nei, he maha nga wa ka puta te triacetate i runga i te huarahi o Marc Jacobs, Alexander Wang me Acne Studios.Koinei tetahi o nga papanga o te puna me te raumati mo te maha o nga rama nui, a, ko te kaupapa o te maha o nga waitohu papai.He aha tonu te triacetate?E nehenehe mau anei e faaauhia i te hiraka mau?He iti ake te papanga waikawa diacetic i te waikawa triacetic?

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01.He aha te triacetate

Ko te Triacetate he ahua o te Cellulose Acetate (CA), he muka matū i hangaia mai i te Cellulose Acetate ma te whakahiato matū.Ki te whakamaarama, he momo tupa rakau maori hei rauemi mata o te muka hangarua, he momo hou o te muka taiao me te hangarau teitei i hangaia e Mitsubishi Corporation o Hapani.

02.He aha nga painga o te muka triacetate?

He rongonui a Triacetate, na te mea ka taea te whakamahi me te hiraka maperi, e kiia ana ko te "hiraka tipu ka taea te horoi".He rite tonu te kanapa o te Triacetate ki te hiraka maperi, he karaera maeneene, he tino ngawari, he pai te pa ki te kiri.Ka whakatauritea ki te muka polyester, he pai tana whakauru wai, he tere te whakamaroke, ehara i te mea ngawari ki te hikohiko.Ko te mea nui, ka hinga i nga ngoikoretanga o nga papanga hiraka me te huruhuru kaore i te ngawari ki te tiaki me te ngawari ki te horoi.Ehara i te mea ngawari te ahua me te korukoru.

I runga i te whanaketanga taumau, ko te papanga waikawa triacetic he mea hanga mai i te penupenu rakau tino parakore, a, ko nga rauemi mata katoa mai i te ngahere rauropi tauwhiro i raro i te whakahaeretanga pai, he mea totika me te noho pai.

03.Me pehea te wehewehe i te waikawa mate huka me te waikawa triacetic?

He maha nga pakihi penei i te papanga waikawa triacetic me te papanga waikawa diacetic he rereke ki te whakaatu i nga painga o te waikawa triacetic.Inaa, he tino rite te waikawa diacetic me te waikawa triacetic.He rite tonu te hauhautanga me te maeneene me te heke ki te hiraka, he atete ki te horoi me te mau ano he polyester.Heoi, he muka matotoru te waikawa diacetic me te iti o nga huringa kakano i te waikawa triacetic, engari he kaha ake te kakahu-atete me te utu-utu.

Ko te huarahi ngawari ki te korero i te waikawa diacetic mai i te waikawa triacetic ko te titiro ki te tapanga hua.Na te mea he rereke te utu o nga papanga e rua, mena he waikawa triacetic te whakauru hua, ka tohuhia e te waitohu.Kaore i tino tohuhia ko te muka triacetate, e kiia ana ko te muka acetate e pa ana ki te muka diacetate.

Ki te whakatau i te ahua, ka maroke te papanga waikawa diacetic, he paku te whakauru;He maeneene te papanga Triacetate, he kaha te takai, he tata ki te hiraka.

Mai i te tirohanga ngaio, ko te diacetate me te triacetate no te muka acetate (e mohiotia ana ko te muka acetate), koinei tetahi o nga muka matū tuatahi i whakawhanakehia i te ao.Ko te muka acetate he mea hanga mai i te penupenu cellulose hei rauemi mata, i muri i te acetylation, ka hangaia nga pärönaki esterified cellulose, katahi ka ma te tukanga miro maroke, maku ranei.Ka taea te wehewehea te Cellulose ki te muka diacetate me te muka triacetate kia rite ki te tohu o te roopu hydroxyl kua whakakapihia e te roopu acetyl.

Ko te winika tuarua ko te momo 1 acetate i hangaia e te hauwai o te wahanga, a, he iti ake tona tohu esterification i tera o te winika tuatoru.Na reira, ko te mahi whakawera he iti iho i te toru winika, he pai ake te mahi tae i te toru winika, he nui ake te tere o te makuku i te toru winika.

Ko te winika e toru he momo acetate, kaore he hydrolysis, he teitei ake te tohu o te esterification.Na reira, he kaha te whakamaarama me te wera, he ngoikore te mahi tae, he iti te tere o te makuku (e kiia ana ko te hokinga mai o te makuku).

04. Ko tehea te pai ake i te waikawa triacetic me te hiraka maperi?

Kei ia muka ona ake painga.He rite te muka Triacetate ki te hiraka maperi i te ahua, te ahua me te whakamarumaru.

Mai i te tirohanga ngaio, te ariā o nga taonga miihini, te kaha o te toru acetate i te taha iti, he nui ake te whawhati elongation, he iti te tauwehenga o te kaha maku me te kaha maroke, engari teitei ake i tera o te rayon viscose, tuatahi. He iti te modulus, he iti ake te houku i te hiraka maperi, engari teitei ake i te muka waihanga, te ōwehenga o te kaha makuku me te maroke, te kaha matau me te kaha o te here, te tere whakaora tere me te hiraka maperi.Na reira, ko te mahi o te muka acetate te tata ki te hiraka maperi i roto i te muka matū. 

Ina whakaritea ki te hiraka maperi, he papanga waikawa triacetic ehara i te mea ngawari, he mea hanga o ona kakahu kaore i te ngawari ki te korukoru, ka pai te pupuri i te putanga, ka pai ake te tiaki me te tiaki i ia ra.

Ko te hiraka maperi, e mohiotia ana ko "te kuini muka", ahakoa he pai te manawa o te kiri, he maeneene me te ngawari, he rangatira me te huatau, engari he tino kitea nga ngoikoretanga, he nui ake te raru o te tiaki me te tiaki, ko te tere o te tae ko te ngoikore o raro o nga papanga taiao. .

Ma te mohio ki enei painga me nga huakore, ka taea e koe te whiriwhiri i o raatau ake papanga kia rite ki o raatau ake hiahia


Wā tuku: Akuhata-02-2022