Thepa ea silicone ha se karolo ea bohlokoa feela ea indasteri ea thepa e ncha ea indasteri ea naha e ntseng e hola ea maano, empa hape ke thepa ea bohlokoa ea tšehetso bakeng sa liindasteri tse ling tse ntseng li hola tsa maano.

Ka katoloso e tsoelang pele ea masimo a ts'ebeliso, monyetla o moholo oa tlhoko o entse hore li-silicone e be e 'ngoe ea lisebelisoa tsa lik'hemik'hale tse tsebahalang haholo hajoale.

Karolo e kholo ka ho fetisisa ea tšebeliso ea li-silicone tsa lapeng e masimong a kang kaho, lisebelisoa tsa elektroniki, motlakase le matla a macha, tlhokomelo ea bongaka le tlhokomelo ea botho. Har'a tsona, tšimo ea kaho hajoale ke boemo bo ka sehloohong ba ts'ebeliso ea li-silicone, e etsang hoo e ka bang 30%.

Ntle le kgolo e tswelang pele ya tlhokeho ya thepa ya silicone diindastering tsa setso, diindasteri tse bolokang eneji le tshireletso ya tikoloho tse kang photovoltaics le eneji e ntjha, hammoho le ntshetsopele ya diindasteri tse ntseng di hlaha tse kang kaho ya gridi ya motlakase e nang le motlakase o phahameng haholo le o phahameng haholo, thepa e bohlale e aparwang, kgatiso ya 3D, le 5G, kaofela di fana ka dintlha tse ntjha tsa kgolo ya tlhokeho bakeng sa silicone.

Kakaretso ea Li-Silicone

Li-silicone ke lentsoe le akaretsang bakeng sa metsoako ea silicon e phelang, e hlahisoang le ho hasoa ke silicon ea tšepe le chloromethane.

Mohato oa pele oa ho kopanya li-silicone ke ho hlahisa methylchlorosilane, e ntan'o hydrolyzed ho fumana monomethyltrichlorosilane, dimethyldichlorosilane, le trichlorosilane. Dimethyldichlorosilane ke mofuta o ka sehloohong oa monomer oa silicon ea tlhaho, 'me lihlahisoa tsa eona tse ka sehloohong tse theohelang tlase ke rabara ea silicone le oli ea silicone.

Hona jwale, bokgoni ba tlhahiso ya di-silicone bo boletsweng Chaena ka kakaretso bo bua ka bokgoni ba tlhahiso ya methylchlorosilane, athe dipalopalo tsa tlhahiso ya hajwale kaofela di itshetlehile tlhahisong ya dimethylsiloxane.

Ketane ea indasteri ea li-silicone

Ketane ea indasteri ea silicone e arotsoe haholo-holo ka lihokelo tse 'ne: silicones, silicones monomers, silicones intermediates, le silicones deep processing products. Ho na le likhoebo tse fokolang tsa tlhahiso bakeng sa thepa e tala, monomers, le intermediates, ha ts'ebetso e tebileng e tlase e kenyelletsa mefuta e mengata ea lihlahisoa le bokhoni bo bongata ba tlhahiso bo hasaneng.

Lisebelisoa tse tala tsa silicone

Ts'ebetso ea tlhahiso ea li-silicone e kenyelletsa karolo e kholo ea thepa e tala. Thepa e tala ea li-silicone ke phofo ea silicone ea indasteri, e lokisoang indastering ka ho fokotsa quartz ka coke ka ontong ea arc ea motlakase.

Tlhahiso ea silicone ea indasteri e ja oli le matla a mangata a silicone, 'me e baka tšilafalo e kholo ea tikoloho. Ka hona, phepelo e tsitsitseng le ea boleng bo holimo ea lisebelisoa tse tala tsa silicone ea indasteri e fetohile tiisetso ea motheo bakeng sa tlhahiso ea silicone.

Ho ea ka SAGSI, ka 2020, bokhoni ba tlhahiso ea silicone ea indasteri lefatšeng ka bophara e ne e le lithane tse limilione tse 6.23, ha bokhoni ba tlhahiso ea Chaena e ne e le lithane tse limilione tse 4.82, e leng se etsang 77.4%.

Silicone

Li-monomers tsa silicone le li-intermediate

Phepelo ea lehae ea li-monomer tsa silicone le li-intermediate e etsa karolo e fetang 50% ea kakaretso ea lefats'e ka bophara, e leng se etsang hore e be mofani e moholo ka ho fetisisa oa li-monomer tsa silicone le li-intermediate lefatšeng. Ka lebaka la boemo bo sa tsitsang ba li-monomer tsa silicone, lik'hamphani ka kakaretso li kopanya li-monomer ho li-intermediate tse kang DMC (dimethylsiloxane) kapa D4 bakeng sa thekiso.

Ho na le mefuta le litlhaloso tse fokolang tsa li-monomers tsa silicone le li-intermediate.

Dimethyldichlorosilane ke monomer ea silicone e sebelisoang haholo hajoale, e etsang karolo e fetang 90% ea kakaretso ea monomer.

Moeli oa ho kena indastering ea silicone o phahame, o seng o nyolohetse ho lithane tse 200000 'me o hloka bonyane li-yuan tse limilione tse likete tse 1.5 tsa matsete a motse-moholo. Moeli o phahameng oa ho kena indastering o tla khothaletsa mokhoa oa ho tsepamisa mohopolo oa bokhoni ba tlhahiso ea monomer ho likhoebo tse etellang pele.

Hona jwale, ke dikhamphani tse fokolang feela tse nang le pokello e lekaneng ya theknoloji mme di fihlelletse tlhahiso e kgolo, ka bokgoni ba tlhahiso bo fetang 90% bo abelwang hara dikhamphani tse 11 tse hodimo.

Bongata ba bokgoni ba tlhahiso ya silicones monomer bo boetse bo fana ka sebaka se seholo sa ditherisano bakeng sa dikgwebo tse tlase.

Dichlorodimethylsilane

Mabapi le phepelo, likhoebo tse ngata tse etellang pele tsa silicone Chaena li na le merero e tsoelang pele kapa merero e mecha. Bokhoni bo bocha ba tlhahiso bo tla tsepamisoa haholo tlhahisong ho tloha ka 2022 ho isa ho 2023, 'me bokhoni ba tlhahiso ea indasteri bo se bo le haufi le ho kena potolohong e potlakileng ea katoloso.

Ho ya ka tlhahisoleseding e tswang ho Baichuan Yingfu, dikhamphani tse kang Hesheng Silicon Industry, Yunnan Energy Investment, le Dongyue Silicon Materials di tla tsetela bokgoni ba tlhahiso ya di-silicone tse ka bang dimilione tse 1.025 selemong sena. Dikhamphani tse kang New Special Energy, Asia Silicon Industry, le Sichuan Yongxiang le tsona di tsetela bokgoning ba tlhahiso ya di-silicone tse nang le dikristale tse ngata, e leng se etsang hore tlhokeho ya di-silicone tsa diindasteri e be kgolo.

SAGSI e bolela esale pele hore bokgoni ba tlhahiso ya China ba di-silicone methyl monomers bo tla feta ditone tse dimilione tse 6 ka selemo ka 2025, e leng se etsang hore ho be le bokgoni ba tlhahiso ya di-silicone methyl monomers lefatsheng ka bophara.

Ho ea ka C&EN, Momentive, k'hamphani e etellang pele ea silicone ea kantle ho naha e rera ho koala bokhoni ba eona ba tlhahiso ea silicone Waterford, New York, e leng se etsang hore Dow e be eona feela moetsi oa silicone ea thepa e tala e tsoang holimo United States.

Bokgoni ba tlhahiso ya di-silicone monomer tsa lefatshe ka bophara bo fetisetswa Chaena, mme karolelano ya mahloriso a indasteri e tla tswela pele ho ntlafala nakong e tlang.

Ts'ebetso e tebileng ea li-silicone

Lihlahisoa tsa silicone tse sebetsitsoeng ka botebo hangata li teng ka sebopeho sa limolek'hule sa RnSiX (4-n), 'me litšobotsi tse tsitsitseng tsa fisik'hemik'hale tsa ketane ea silicon le ho fapana ha lihlopha tse sebetsang li fa lihlahisoa tsa silicone tse sebetsitsoeng ka botebo mesebetsi e mengata ea ts'ebeliso. Lihlahisoa tse ka sehloohong ke rabara ea silicone le oli ea silicone, tse etsang 66% le 21% ka ho latellana.

Hona jwale, indasteri e tebileng ya ho sebetsana le di-silicone e ntse e le mohatong wa ntshetsopele e potlakileng, ka indasteri e hasaneng haholo. Ho na le dikgwebo tse fetang 3,000 tse sebetsanang le ho sebetsana le di-silicone feela.

Tanka ea Lisebelisoa tse Tala tsa Fektheri ea Olivia

Sebopeho sa dihlahiswa tsa silicone tse sebetilweng ka botebo Chaena:

Likhamphani tsa silicone tsa mose ho maoatle ha li na monyetla oa litšenyehelo tsa ho hlahisa li-monomer tsa silicone ha li bapisoa le lik'hamphani tsa Chaena, 'me boholo ba lik'hamphani tse etellang pele tsa silicone tsa mose ho maoatle li shebana le ho nts'etsapele lihlahisoa tse tebileng tsa ts'ebetso le ho atolosa ketane ea indasteri.

Maano a China a khothatso bakeng sa indasteri ea silicone a fetohile butle-butle ho tloha tlhahisong ea monomer ho ea ts'ebetsong e tebileng ea lihlahisoa tsa silicone, nts'etsopele ea lihlahisoa tse ncha tsa silicone, katoloso ea masimo a macha a ts'ebeliso, le ntlafatso ea boemo bo felletseng ba ts'ebeliso.

Silika

Lihlahisoa tsa silicone tse theohelang ka tlase li na le boleng bo holimo ba sehlahisoa le menyetla ea ts'ebeliso ea 'maraka. Hona joale, ho ntse ho e-na le sebaka se seholo sa nts'etsopele tšebelisong ea silicone mebarakeng e ntseng e hola Chaena le linaheng tse ling.

Silicone

Silicone e nang le kristale e ngata