SBS yakagadziridzwa bhitumini yekugadzira maitiro uye tekinoroji mamiriro
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SBS yakagadziridzwa bhitumini yekugadzira maitiro uye tekinoroji mamiriro
Kuburitsa Nguva:2024-06-21
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Kazhinji kutaura, SBS kugadziridzwa kwebhitumini kunoda maitiro matatu: kuzvimba, kuveura (kana kukuya), uye kukura.
Kune SBS yakagadziridzwa bhitumeni system, pane hukama hwepedyo pakati pekuzvimba nekuenderana. Kukura kwekuzvimba kunobata zvakananga kuenderana. Kana SBS yakazvimba zvisingaite mubhitumini, iyo system inopindirana zvachose. Maitiro ekuzvimba ane hukama zvakanyanya nekugadzira, kugadzira tekinoroji uye yakakwirira-tembiricha yekuchengetedza kugadzikana kwebhitumini yakagadziridzwa. Sezvo tembiricha inowedzera, chiyero chekuzvimba chinowedzera zvakanyanya, uye kuzvimba kuri pachena pakunyunguduka kwekushisa kwepamusoro kupfuura tembiricha yegirazi yePS yeSBS. Mukuwedzera, chimiro cheSBS chine simba guru pakuzvimba kuzvimba: kukurumidza kwekuputika kweSBS yakaita nyeredzi inononoka kupfuura iyo yeSBS yemutsara. Masvomhu anoenderana anoratidza kuti density yeSBS kuzvimba components iri concentrated between 0.97 and 1.01g/cm3, iri pedyo nedensity yearomatic phenols.
Kuveura inhanho yakakosha mukugadzirisa kwese, uye mhedzisiro yekuveura inowanzokanganisa mhedzisiro yekupedzisira. Iyo colloid mill ndiyo musimboti weyakagadziridzwa bhitumeni midziyo. Inoshanda munzvimbo yepamusoro-yekushisa uye yepamusoro-soro. Iro kunze kwechigayo checolloid chimiro chejacket chine circulation insulation system. Inotamba zvakare basa rekuvhunduka uye kuderedza ruzha. Mukati mecolloid mill ndiyo The annular moving disc uye annular fixed disc ine imwe nhamba yemazino slots inoshandiswa kukuya mapanga. Mukaha unogona kugadziriswa. Kufanana kwehukuru hwezvinhu zvimedu uye peptization mhedzisiro inotarirwa nekudzika uye hupamhi hwemazino anotsvedza, huwandu hwemapanga ekurodza, uye basa chairo rekugadzira chimiro. zvakatemwa nedunhu. Sezvo ndiro inofamba ichitenderera nekumhanya kukuru, iyo inoshandura inoramba ichiparadzirwa nekugera kwakasimba uye kudhumhana, ichikuya zvimedu kuita zvidimbu zvakatsetseka, uye kugadzira yakagadzikana miscible system nebhitumini kuti iwane chinangwa chekusanganisa yunifomu. Mushure mekuzara kwakazara, SBS uye bhitumini zvinosanganiswa zvakaenzana. Zviduku zvimedu zvekukuya, zvinokwidza dhigirii yekupararira kweSBS mubhitumini, uye zviri nani kushanda kwebhitumini yakagadziridzwa. Kazhinji, kuti uwane mhedzisiro iri nani, kukuya kunogona kuitwa kakawanda.
Kugadzirwa kwebhitumini yakagadziridzwa kunopedzisira kwaenda kuburikidza nekugadzirisa. Mushure mekugaya, bhitumini inopinda mutangi yakagadzirwa yakagadzirwa kana tangi yekuvandudza. Kupisa kunodzorwa pa 170-190 ° C, uye nzira yekuvandudza inoitwa kune imwe nguva yenguva pasi pechiito chemusanganisi. Mukuita uku, imwe mhando yebhitumini yakagadziridzwa stabilizer inowanzowedzerwa kuvandudza kugadzikana kwekuchengetedza kwebhitumini yakagadziridzwa. Chimiro chazvino cheSBS yakagadziridzwa tekinoroji yekugadzira bhitumini
. China inogadzira anosvika 8 miriyoni matani eSBS akagadziridzwa bhitumeni yemigwagwa gore rega rega, uye yakanakisa kugadzira uye kushandisa tekinoroji iri kuChina. Ngwarira manyepo uye akashatiswa propaganda kubva kucomprador class;
2. Mushure memakore anoda kusvika makumi matanhatu ebudiriro, tekinoroji yeSBS yakagadziridzwa bhitumeni yasvika padenga panguva ino. Pasina mabhindauko echimurenga, pachange pasisina tekinoroji yasara;
Chechitatu, hachisi chinhu kunze kwekugadziriswa kwakadzokororwa uye kusanganiswa kwekuedza kwezvinhu zvina: base bitumen, SBS modifier, mafuta ekubatanidza (mafuta anonhuhwirira, mafuta ekugadzira, naphthenic mafuta, nezvimwewo), uye stabilizer;
3. Kutyaira motokari yemhando yepamusoro hakunei nehunyanzvi hwekutyaira. Zvigayo zvinotengeswa kunze kwenyika uye midziyo yepamusoro-soro haimiriri mwero weakagadziridzwa bhitumeni tekinoroji. Kusvika pamwero mukuru, ivo vari kungoratidzira mari. Panyaya yezviratidzo zvakagadzikana, kunyanya kuve nechokwadi chezviratidziro zvitsva zvehunyanzvi, kugaya-yemahara kugadzirwa seRizhao Keshijia kunogona kuvimbiswa;
4. Makambani ehurumende akadai seProvincial Communications Investment and Control akaronga kugadzirwa nekugadziriswa kwebhitumini yakagadziridzwa yeSBS, uye anga ari ehurumende. Chikero chikuru. Pamusoro pekukwikwidza purofiti nevanhu, havagone kumiririra budiriro yepamusoro kana nyowani;
5. Pane kudiwa kwekukurumidzira kukudziridza tekinoroji yekutarisa pamhepo uye zviridzwa kuita kuti nzira idzoke;
6. Mumusika weGungwa Dzvuku, purofiti haigoneki, izvo zvakapa kugadziridzwa kwakawanda kwe "trinitrile amine".