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Wararka La Soo Bandhigay

Aqoonta Cinjirka III: Cinjirka Styrene-Butadiene (SBR)

2025-08-12

Rubberka Styrene-Butadiene (SBR marka la soo gaabiyo) waa caag macmal ah oo laga sameeyay isku-darka styrene iyo butadiene. Waa mid ka mid ah caagagga macmal ah ee ugu isticmaalka badan adduunka, taasoo ka badan 50% wax soo saarka guud ee caagga macmal ah. Sifooyinkiisu waxay u dhexeeyaan kuwa caagga dabiiciga ah (NR) iyo caagga butadiene (BR), waxayna caan ku tahay iska caabinta xirashada aadka u fiican, kharash yar, iyo xasillooni sare.

Nature

Fcunto

Isbarbardhigga cinjirka dabiiciga ah (NR)

Iska caabbinta abrasion-ka

Ka wanaagsan NR, oo ku habboon xaaladaha is-jiidjiid sare leh (sida taayirada lagu riixo)

Iska caabbinta xirashada ee NR waa mid aad u liidata.

Aiska caabin

Iska caabbinta antioxidant-ka iyo ozone-ka ayaa ka sarreeya NR (sababtoo ah joogitaanka giraanta benzene)

NR waxay u nugul tahay gabowga waxayna u baahan tahay in lagu daro wakiilada ka hortagga gabowga.

Dabacsanaanta iyo Soo-saarista Kulaylka

Baaxadda ayaa wax yar ka hooseysa tan NR, soo saarista kulaylka firfircoonina waa mid aad u sarreysa (qaacidda waa in la hagaajiyaa)

NR waxay leedahay dabacsanaan aad u fiican iyo dhalin kuleyl yar.

Liska caabinta heerkulka ow

 

Heerkulka hooseeya wuxuu u nugul yahay adkaanta (xaaladda oo ka sii dareysa, ayaa sii kordheysa waxa ku jira styrene).

Heerkulka hooseeya wuxuu u nugul yahay adkaanta. (Styrene NR wuxuu leeyahay iska caabin qabow oo ka wanaagsan (-50°C wuu dabacsan yahay))

Koolada caagga ah

Isku-dhejin liidata; waxay u baahan tahay isticmaalka resin kor u qaada dhejiska.

NR waxay leedahay sifooyin is-dhejin oo aad u fiican.

Qiimaha

hoose

Sare (oo ay saamaysay cimiladu)

Kaarboorka Styrene-butadiene wuxuu ku leeyahay boos muhiim ah warshadaha taayirada, isagoo siinaya taayirada iska caabin xirasho, sifooyin ka hortagga gabowga iyo qabsasho aad u fiican. Intaa waxaa dheer, waxaa si weyn loogu isticmaalaa: qaybaha baabuurta (shaabadaha, nuugayaasha shoogga, iwm.), alaabada warshadaha (suumanka gudbiyaha, Giraanta Shaabadayntas, iwm.), agabka dhismaha (go'yaasha biyaha celiya), qalabka caafimaadka (tuubooyinka caagga ah ee caafimaadka, galoofyada, iwm.), dhejisyada iyo dahaarka, iwm.

Soosaarayaasha ugu waaweyn adduunka: Sinopec, PetroChina, Lanxess, Trinseo, Asahi Kasei, iwm.

Noocyada alaabta waxaa ka mid ah giraanta O-rings iyo alaabada loo sameeyay macaamiisha.