Ngaahi misini foam sima ma'ama'a: 'Enisinia tonu 'i he Cellular sima Fabrication ki he langa tu'uloa potasiume silicate efuefu .

1. Fakakaukau'i 'o e molekula mo e ngaahi fakava'e fakafisikokemikale 'o e potasiume Silicate .

1.1 Kemikale 'o e ngaohi-'o e ngaahi to'onga 'o e Polymerization 'i he ngaahi fakalelei'anga 'o e vai .

(Silikate potasiume)

Silikate potasiume (K UA O · nSiO 2), 'oku fa'a ui ko e sio'ata vai pe sio'ata soluble ., ko ha polymer 'ikai fakanatula 'oku fakatupulaki 'e he fefiofi 'o e potasiume 'okisaiti . (K UA O .) mo e silikoni taiʻokisaiti . (SiO UA) 'i he ngaahi tu'unga mafana 'oku hiki hake, pea muimui atu ai ‘a e fakamovetevete ‘i he vaí ke fakatupu ha matolu ., fakalelei'i 'o e alkaline.

'Oku kehe mei he sotiume silikate ., ko hono tatau angamaheni ange ., 'oku faka'aonga'i 'e he potasiume silicate 'a e fefeka makehe ., fakalahi 'a e taliteke'i 'o e vai, pea mo ha fakasi'isi'i 'o e hehema ke effloresce ., 'o 'ai ke mahu'inga tautautefito ki he ngaahi la'i ma'olunga-ngaue mo e ngaahi polokalama makehe ..

Ko e 'inasi 'o e SiO 2 ki he K 2 O ., ‘oku faka‘ilonga‘i ko e “n” (modulasi), ‘oku ne fakatonutonu ‘a e ngaahi koloa nofo’anga ‘o e naunau .: ngaahi fakalelei'anga ma'ulalo-modulus (n < 2.5) are highly soluble and responsive, while high-modulus systems (n > 3.0) fakahaa'i 'a e lelei ange 'a e vai mo e filimi-fa'u 'a e malava ka 'oku fakasi'isi'i 'a e solubility ..

‘I he ‘atimosifia vai ., 'oku 'alu 'a e potasiume silicate 'i he ngaahi tali 'o e condensation malohi, 'i fe 'a e silanoli (Mo e– OO) polymerize 'a e ngaahi kulupu ke fakatupulaki 'a e siloxane . (Mo e– O– Mo e) ngaahi netiueka– ko ha founga 'oku tatau mo e mineralization fakanatula ..

'Oku lava 'e he polymerization mo'ui ko 'eni 'a e fakalakalaka 'o e silica gels 'o e tafa'aki 'e tolu 'i he taimi 'oku fakamomoa pe acidification ., fakatupulaki matolu, kemikale malu'i matrices 'oku nau fehokotaki ma'olunga mo e substrates hange ko e sima ., ukamea, mo e ngaahi selami ..

Ko e pH ma'olunga 'o e ngaahi fili silicate potasiume . ('oku fa'a 10– 13) tokoni ki he tali vave mo e climatic CO 2 pe funga hydroxyl ngaahi timi ., fakalahi 'a e fakalakalaka 'o e ngaahi la'i silica-koloa'ia insoluble ..

1.2 Malu 'o e mafana mo e liliu 'o e fokotu'utu'u 'i he ngaahi tu'unga 'oku fu'u lahi

Ko e taha 'o e ngaahi 'ulungaanga fakapapau'i 'o e potasiume silicate ko hono tu'unga ma'u 'o e mafana fakaofo ., ‘o faka‘atā ai ia ke ne kātaki‘i ‘a e ngaahi tu‘unga mafana ‘oku laka hake ‘i he . 1000 ° C 'o 'ikai ha movetevete lahi ..

Ka faka'ali'ali ki he vela ., 'oku momoko 'a e netiueka silicate moisturized pea densifies ., faifai pea liliu ia ki ha sioʻata ., amorphous potasiume silicate selami mo e fefeka fakamisini ma'olunga mo e fakafepaki 'o e 'ohovale 'a e mafana ..

'Oku poupou'i 'e he ngaahi ngaue ko 'eni 'a hono faka'aonga'i 'i he ngaahi me'a fakapipiki refractory ., ngaahi la'i vela, mo e ngaahi me‘a fakapipiki mafana mā‘olunga ‘a ia ‘e movete pe vela ai ‘a e ngaahi polymer faka‘ōkani ..

Ko e kationi potasiume ., lolotonga ia 'oku lahi ange 'a e ta'e-malava ke tomu'a tala 'i he sotiume 'i he ngaahi tu'unga mafana 'aupito ., tanaki atu ke fakasi'isi'i 'a e ngaahi me'a 'o e melting mo e fakalelei'i 'o e ngaahi to'onga sintering ., 'a ia 'e lava ke 'aonga 'i he to'oto'o 'o e selami mo e ngaahi founga 'o e glaze ..

Tānaki atu ki ai, 'oku faka'ata 'e he malava 'o e potasiume silicate ke tali mo e oxides ukamea 'i he ngaahi tu'unga 'o e mafana 'oku hiki hake 'a e fa'u 'o e aluminosilicate faingata'a pe alkali silicate sio'ata ., 'a ia 'oku mahu'inga ki he ngaahi me'a fakapotopoto 'o e selami mo e ngaahi sisitemi geopolymer ..

( Silikate potasiume)

2. Ngaahi Ngaue'anga mo e Ngaahi Ngaue'anga Fale 'i he Ngaahi Ngaue'anga Fakatu'uma'u

2.1 Ngaue 'i he Densification sima mo e fokotu'utu'u 'o e funga .

'I he maketi langa ., kuo ma'u 'e he potasiume silicate 'a e mahu'inga ko ha kemikale hardener mo e densifier ki he ngaahi feitu'u funga sima ., fakatupulaki fakaofo 'a e fakafepaki ki he abrasion ., pule'i 'o e efuefu, mo e tu‘uloa taimi lōloa ..

'I he taimi 'oku kole ai, 'oku permeate 'e he ngaahi fa'ahinga silicate 'a e ngaahi ava 'o e sima pea tali mo e kalasiume hydroxide fakafeta'i . (Ca(OO)2)– ko ha ola 'o e hydration 'o e sima– ke fa'u 'aki 'a e kalasiume silikate haiteleiti . (S-S-H), ko e tu'unga ha'i tatau 'oku ne 'oatu 'a e sima hono stamina ..

Ko e tali pozzolanic ko 'eni 'oku totonu . “ngaahi sila” ko e matrix mei loto ., fakasi'isi'i 'a e permeability mo fakafaingata'a'ia'i 'a e hu mai 'a e vai ., kololaite, mo e ngaahi me‘a faka‘auha kehekehe ‘oku iku ki he ‘ume‘umea mo e spalling ‘o e fakamālohia ..

Fakafehoanaki ki he tukufakaholo sotiume-fakava'e silicates ., 'oku fakatupu 'e he potasiume silicate 'a e si'isi'i ange 'a e efflorescence koe'uhi ko e lahi ange 'a e solubility mo e fe'ave'aki 'o e potasiume ions ., fakatupu ha meʻa fakamaʻa ., faka'osi faka'ofo'ofa lahi ange– tautautefito ki he mahu'inga 'i hono langa 'o e sima mo e ngaahi sisitemi 'o e fola kuo fakalelei'i ..

Tānaki atu ki aí, 'oku fakalelei'i 'e he fefeka 'o e funga boosted 'a e fakafepaki ki he va'e mo e fefononga'aki 'a e me'alele ., fakaloloa ‘a e mo‘uí mo tukuhifo ‘a e totongi ‘o e tokanga‘í ‘i he ngaahi fale ngāué, ngaahi loki sitoka, mo e ngaahi langa tau'anga me'alele ..

2.2 Ngaahi 'ufi'ufi 'o e afi mo e ngaahi sisitemi malu'i 'o e afi 'oku 'ikai ke ngaue

Ko e potasiume silicate ko ha konga mahu'inga ia 'i he intumescent mo e 'ikai-intumescent 'a e ngaahi 'ufi'ufi 'o e afi ki he ukamea 'o e langa mo e ngaahi substratums kehe 'oku vela ..

Ka faka'ali'ali ki he ngaahi vela ., 'oku foua 'e he silicate matrix 'a e dehydration mo e fakalahi 'i he fehokotaki mo e kau fakafofonga 'o e puhi'i mo e char-fa'u 'a e ngaahi resins ., ‘o fakatupu ha ma‘ulalo-density ., insulating 'a e la'i selami 'oku ne le'ohi 'a e naunau fufuu mei he vela ..

Ko e ‘ā malu‘i ko ení ‘e lava ke ne tauhi ‘a e anga-tonu faka‘ākiteki ‘i ha ngaahi houa lahi lolotonga ha me‘a ‘oku hoko ‘i ha vela ., 'oatu 'a e taimi mahu'inga ki he ngaahi ngaue 'o e faka'ata mo e tamate afi ..

Ko e natula 'ikai fakanatula 'o e potasiume silicate 'oku ne 'ai ke fakapapau'i 'oku 'ikai ke fakatupu 'e he coating 'a e ngaahi kohu fakatu'utamaki pe tokoni ki he mafola 'o e ulo ., fakahoko ‘a e ngaahi lao fefeka ki he ‘ātakaí mo e malu‘í ‘i he ngaahi fale fakapule‘angá mo e ngaahi fale pisinisí.

Tanaki atu, ko hono fehokotaki'anga lelei 'aupito ki he ngaahi substrates ukamea mo e fakafepaki ki he matu'otu'a 'i he malumalu 'o e ngaahi tu'unga 'o e ambient 'oku ne 'ai ia ke lelei 'aupito ki he malu'i 'o e afi passive tu'uloa 'i he ngaahi tu'unga 'i muli ., ngaahi tanuhala, mo e ngaahi langa fale mā‘olunga ..

3. Ngaahi Ngaue Fakangoue mo e 'Atakai ki he Fakalakalaka Tu'uloa .

3.1 Silica Uta mo e Fakalahi 'o e Mo'ui Lelei 'o e Ngoue 'i he Ngoue Fakaonopooni .

'I he 'agronomy, 'oku ngaue 'a e potasiume silicate ko ha fakatonutonu 'o e taumu'a 'e ua ., 'o 'omi 'a e silica bioavailable mo e potasiume fakatou'osi .– 2 ngaahi 'elemeniti 'oku fie ma'u ki he fakalakalaka 'o e 'akau mo e taliteke'i 'o e mafasia.

'Oku 'ikai ke faka'ilonga'i 'a e silica ko ha me'akai ka neongo ia 'oku ne fakahoko ha fatongia mahu'inga 'o e structural mo e malu'i 'i he ngaahi fu'u 'akau ., fakatahataha ‘i he ngaahi ‘ā ‘o e selá ke fa‘u ha ‘ā vahevahe fakaesino mei he fanga ‘inisēkité ., ngaahi meʻa fakatupu mahaki, mo e ngaahi me‘a fakatupu loto-mafasia faka‘ekonōmika hangē ko e pāká ., masima, mo e kona ukamea mamafa ..

'I hono faka'aonga'i ko ha foliar spray pe kelekele fakamomoko ., potasiume silicate dissociates ke kamata'i 'a e 'esiti silisiki (Mo e(OO)4), 'a ia 'oku absorbed 'e he ngaahi aka 'o e 'akau pea 'ave ki he ngaahi selo 'a ia 'oku ne polymerizes totonu ki he amorphous silica totongi ki lalo ..

Ko e poupou ko 'eni 'oku ne fakalelei'i 'a e stamina fakamisini ., 'oku ne fakasi'isi'i 'a e nofo'anga 'i he ngaahi tenga'i 'akau ., pea boosts 'a e fakafepaki ki he ngaahi mahaki fungal hange ko e powdery mold mo e mahaki 'o e blast ..

‘I he taimi pē ‘e taha ., 'oku poupou'i 'e he konga 'o e potasiume 'a e ngaahi founga mahu'inga 'o e physiological 'oku kau ai 'a e fakatupu 'o e enzyme ., lao 'o e stomatal, mo e tu'unga tatau 'o e osmotic ., tokoni ki he fakalakalaka 'o e foki mo e tu'unga ma'olunga 'o e ngoue.

'Oku tokoni lahi hono faka'aonga'i 'i he ngaahi sisitemi hydroponic mo e ngaahi kelekele 'oku silica-to'o ., 'a ia 'oku 'ikai ke 'aonga ai 'a e ngaahi ma'u'anga tokoni tukufakaholo hange ko e efuefu 'o e laise.

3.2 Ko e fakatu'uma'u 'o e kelekele mo e pule'i 'o e movete 'i he 'enisinia faka'ekolosia

'I he tafa'aki 'o e me'akai 'o e 'akau ., potassium silicate is employed in dirt stablizing modern technologies to alleviate disintegration and enhance geotechnical buildings.

When injected right into sandy or loosened dirts, the silicate service penetrates pore areas and gels upon direct exposure to carbon monoxide two or pH changes, binding soil fragments right into a natural, semi-rigid matrix.

This in-situ solidification method is made use of in slope stabilization, foundation reinforcement, and land fill capping, supplying an ecologically benign choice to cement-based cements.

The resulting silicate-bonded dirt shows improved shear stamina, minimized hydraulic conductivity, and resistance to water disintegration, while staying permeable enough to allow gas exchange and origin infiltration.

In ecological repair projects, this method supports plants facility on degraded lands, advertising long-term community recovery without presenting synthetic polymers or relentless chemicals.

4. Arising Duties in Advanced Products and Environment-friendly Chemistry

4.1 Precursor for Geopolymers and Low-Carbon Cementitious Solutions

As the building market seeks to lower its carbon impact, potassium silicate has actually emerged as an important activator in alkali-activated materials and geopolymers– cement-free binders derived from industrial results such as fly ash, slag, and metakaolin.

In these systems, potassium silicate offers the alkaline environment and soluble silicate species needed to dissolve aluminosilicate forerunners and re-polymerize them into a three-dimensional aluminosilicate connect with mechanical residential or commercial properties equaling average Portland cement.

Geopolymers turned on with potassium silicate show exceptional thermal security, acid resistance, and decreased contraction compared to sodium-based systems, making them ideal for severe settings and high-performance applications.

Tānaki atu ki ai, the manufacturing of geopolymers creates up to 80% less carbon monoxide ₂ than conventional cement, positioning potassium silicate as a key enabler of lasting building and construction in the era of environment adjustment.

4.2 Useful Additive in Coatings, Ngaahi meʻa fakapipiki, and Flame-Retardant Textiles

Beyond architectural materials, potassium silicate is locating new applications in useful finishes and clever materials.

Its ability to develop hard, transparent, and UV-resistant movies makes it suitable for safety coverings on rock, masonry, and historical monuments, where breathability and chemical compatibility are essential.

In adhesives, it serves as a not natural crosslinker, improving thermal security and fire resistance in laminated timber products and ceramic assemblies.

Current study has additionally explored its usage in flame-retardant textile therapies, where it creates a safety lustrous layer upon exposure to flame, avoiding ignition and melt-dripping in synthetic textiles.

These technologies emphasize the versatility of potassium silicate as an eco-friendly, non-toxic, and multifunctional product at the junction of chemistry, design, mo e tu'uloa ..

5. Tufaki

Ko e Cabr-Sima ko ha tokotaha 'oku ne 'omi 'a e Sima Admixture mo e 'olunga 'i he 100. 12 ta'u 'o e a'usia 'i he nano-langa 'o e ivi fakatolonga mo e fakalakalaka 'o e nanotechnology .. 'Oku ne tali 'a e totongi 'o fakafou 'i he Kaati Fakamo'ua ., T/T, Hihifo 'Iunioni mo e Paypal .. 'E fakafolau atu 'e he TRUNNANO 'a e koloa ki he kau kasitomaa 'i muli 'o fakafou 'i he FedEx ., DHL, 'i he 'ea, pe ‘i tahi .. Kapau 'oku ke kumi ki he tu'unga ma'olunga 'o e Sima Admixture ., kataki 'o ongo'i tau'ataina ke fetu'utaki mai kiate kimautolu pea 'ave ha fehu'i ..
Tags: silikate potasiume,k silicate,potassium silicate fertilizer

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