1. Njira ya Innovene
Chofunikira chachikulu cha njira ya Innovene ndikugwiritsa ntchito cholumikizira chapadera chapafupi ndi pulagi yopingasa yopingasa bedi yokhala ndi zopindika zamkati komanso cholumikizira chopingasa chopangidwa mwapadera, tsamba lowongolera limapindika pa 45 ° mpaka shaft yolimbikitsa, yomwe imatha kusintha bedi lonse. .Kugwedeza kwapang'onopang'ono ndi nthawi zonse kumachitidwa.Pali zambiri mpweya ndi madzi gawo chakudya mfundo pa bedi mmene chothandizira, madzi propylene ndi mpweya amadyetsedwa.Kugawidwa kwa nthawi yogona chifukwa cha mapangidwe a riyakitalawa ndi ofanana ndi 3 akasinja abwino ogwedezeka Ma reactors amtundu wamtunduwu amalumikizidwa mndandanda, kotero kusintha kwamtundu kumathamanga kwambiri, ndipo zinthu zosinthira ndizochepa kwambiri.Njirayi imatengera njira ya propylene flash evaporation kuchotsa kutentha.
Kuonjezera apo, ndondomekoyi imagwiritsa ntchito makina otsekemera a mpweya, omwe amatha kutsekedwa mofulumira komanso bwino poyimitsa jekeseni wothandizira, ndikuyambiranso pambuyo pa kuponderezedwa ndi jekeseni wothandizira.Chifukwa cha mapangidwe apadera, ndondomekoyi imakhala ndi mphamvu yochepa kwambiri yogwiritsira ntchito mphamvu komanso kuthamanga kwa ntchito iliyonse , choyipa chokha ndi chakuti gawo la misala la ethylene (kapena gawo la zigawo za mphira) mu mankhwala silokwera kwambiri, ndipo mankhwala a ultra -makalasi otsutsa kwambiri sangapezeke.
Kuthamanga kwa kusungunuka kwa madzi (MFR) kwa mankhwala opangidwa ndi homo-polymerized a Innovene ndondomeko ndi yotakata kwambiri, yomwe imatha kufika 0.5 ~ 100g / 10min, ndipo kulimba kwa mankhwala ndipamwamba kuposa zomwe zimapezedwa ndi njira zina zama polymerization za gasi;MFR ya zinthu zopangidwa mwachisawawa co-polymerization ndi 2 ~ 35g/10min, zake Zomwe zili ndi ethylene ndi 7% ~ 8%;MFR ya zotsatira za co-polymer mankhwala ndi 1 ~ 35g/10min, ndipo kachigawo kakang'ono ka ethylene ndi 5% ~ 17%.
2. Njira ya Novolen
The ndondomeko Novolen utenga awiri ofukula reactors ndi iwiri riboni yogwira mtima, zomwe zimapangitsa mpweya olimba awiri gawo kugawa mu mpweya gawo polymerization ndi yunifolomu, ndi kutentha kwa polymerization ndi kudzipatula ndi vaporization madzi propylene.The homo-polymerization ndi The co-polymerization utenga mpweya gawo polymerization, ndipo mbali yake yapadera ndi kuti homo-polymer akhoza kupangidwa ndi co-polymerization riyakitala (mndandanda ndi woyamba homo-polymerization riyakitala), amene akhoza kuonjezera zokolola. homo-polymer ndi 30%.Momwemonso, ma co-polymers osasinthika amathanso kugwiritsidwa ntchito.Kupanga kumachitika polumikiza ma reactors angapo.
Njira ya Novolen imatha kupanga zinthu zonse kuphatikiza ma homo-polymers, ma co-polymers mwachisawawa, ma polima amphamvu, ma polima apamwamba kwambiri, ndi zina zambiri. Mitundu ya MFR yamagiredi amakampani a PP homo-polymer ndi 0.2~100g/10min, mwachisawawa co- polymerization Gawo lalikulu kwambiri la ethylene mu malonda ndi 12%, ndipo gawo lalikulu la ethylene mu co-polymer lomwe limapangidwa limatha kufika 30% (gawo lalikulu la mphira ndi 50%).The zinthu mmene kubala zimakhudza co-polymer ndi 60 ~ 70 ℃, 1.0 ~ 2.5MPa.
3. Njira ya Unipol
The Unipol ndondomeko riyakitala ndi cylindrical ofukula kuthamanga chotengera ndi anakulitsa m'mimba mwake chapamwamba, amene akhoza opareshoni mu dziko supercondensed, otchedwa supercondensed boma gas-gawo fluidized bedi ndondomeko (SCM).
MFR ya homo-polymer yopangidwa ndi mafakitale ndi njira ya Unipol ndi 0.5 ~ 100g / 10min, ndipo gawo lalikulu la ethylene comonomer mu co-polymer mwachisawawa likhoza kufika 5.5%;co-polymer mwachisawawa wa propylene ndi 1-butene wakhala mafakitale (dzina malonda CE -FOR), kumene gawo lalikulu la mphira akhoza kufika 14%;gawo lalikulu la ethylene mu co-polymer yomwe imapangidwa ndi njira ya Unipol imatha kufika 21% (gawo lalikulu la mphira ndi 35%).
4. Horizone Craft
Njira ya Horizone imapangidwa pamaziko a ukadaulo wa gawo la gasi la Innovene, ndipo pali zofanana zambiri pakati pa awiriwa, makamaka kapangidwe ka riyakitala ndizofanana.
Kusiyanitsa kwakukulu pakati pa njira ziwirizi ndikuti ma reactors awiri a Horizone amapangidwa molunjika mpaka pansi, kutuluka kwa riyakitala yoyamba kumayenda molunjika mu chipangizo cha mlengalenga ndi mphamvu yokoka, kenako kumadyetsedwa mu riyakitala yachiwiri ndi kuthamanga kwa propylene. ;pamene zochita ziwiri za Innovene ndondomeko The reactors anakonza mu kufanana ndi horizontally, ndi linanena bungwe la riyakitala woyamba kutumizidwa kwa okhazikika pamalo okwezeka, ndipo analekanitsidwa polima ufa ndiye kudyetsedwa mu loko mpweya ndi mphamvu yokoka, ndiyeno kutumizidwa ku riyakitala yachiwiri ndi kuthamanga kwa propylene.
Poyerekeza ndi ziwirizi, ndondomeko ya Horizone ndiyosavuta kupanga ndipo imagwiritsa ntchito mphamvu zochepa.Kuonjezera apo, chothandizira chomwe chimagwiritsidwa ntchito mu ndondomeko ya Horizone chiyenera kukonzedweratu, chomwe chimapangidwa kukhala slurry ndi hexane, ndipo kachigawo kakang'ono ka propylene amawonjezedwa kwa prepolymerization, apo ayi ufa wabwino mu mankhwalawa udzawonjezeka, madzi amadzimadzi adzachepa, ndipo ntchito ya co-polymerization reactor idzakhala yovuta.
Njira ya Horizone gas phase PP imatha kupanga zinthu zambiri.Mitundu ya MFR ya zinthu za homo-polymer ndi 0.5 ~ 300g/10min, ndipo gawo lalikulu la ethylene la ma co-polymers mwachisawawa limafika 6%.The MFR ya zotsatira za co-polymer mankhwala ndi 0.5 ~ 100g / 10min, kachigawo kakang'ono ka mphira ndi okwera mpaka 60%.
5. Njira ya Spheripol
Spheripol ndondomeko utenga madzi gawo chochuluka-gasi gawo ophatikizana ndondomeko, madzi gawo kuzungulira riyakitala ntchito prepolymerization ndi homo-polymerization anachita, ndi mpweya gawo fluidized bedi riyakitala ntchito multiphase co-polymerization anachita.Iwo akhoza kugawidwa mu mphete imodzi malinga ndi mphamvu kupanga ndi mtundu mankhwala.Pali mitundu inayi ya mawonekedwe a polymerization, yomwe ndi mphete ziwiri, mphete ziwiri ndi mpweya umodzi, mphete ziwiri ndi mpweya ziwiri.
M'badwo wachiwiri Spheripol ndondomeko utenga m'badwo wachinayi chothandizira dongosolo, ndi kamangidwe kuthamanga mlingo wa prepolymerization ndi polymerization reactors ukuwonjezeka, kotero kuti ntchito ya mtundu watsopano ndi bwino, ntchito ya mtundu wakale bwino, ndipo izo. imathandizanso kwambiri ku morphology, isotacticity ndi wachibale.Kuwongolera kuchuluka kwa mamolekyulu.
Mtundu wa mankhwala a Spheripol ndi wotakata kwambiri, MFR ndi 0.1 ~ 2 000g/10min, imatha kupanga zinthu zambiri za PP, kuphatikiza ma PP homo-polymers, ma polima ophatikizika ndi ma terpolymers, ma co-polymers ndi ma heterogeneous impact Co. - ma polima, mwachisawawa co-ma polima angafikire 4.5% ethylene, zotsatira co-ma polima angafikire 25% -40% ethylene, ndi mphira gawo akhoza kufika 40% -60%.
6. Njira ya Hypol
The Hypol ndondomeko utenga njira luso la tubular madzi gawo chochuluka-gasi gawo kuphatikiza, amagwiritsa TK-II mndandanda wa zothandizira mkulu-mwachangu, ndipo panopa amagwiritsa ntchito Hypol II ndondomeko.
Kusiyana kwakukulu pakati pa ndondomeko ya Hypol II ndi ndondomeko ya Spheripol ndi mapangidwe a makina a gasi, ndi zigawo zina kuphatikizapo chothandizira ndi prepolymerization ndizofanana ndi ndondomeko ya Spheripol.Njira ya Hypol II imagwiritsa ntchito chothandizira cha m'badwo wachisanu (RK-catalyst), chomwe chili ndi ntchito yapamwamba kwambiri Ntchito ya chothandizira cha m'badwo wachinayi ndi nthawi ya 2-3 kuposa ya mbadwo wachinayi, womwe uli ndi mphamvu zambiri za hydrogen modulation. ndipo imatha kupanga zinthu zokhala ndi mitundu yambiri ya MFR.
The Hypol II ndondomeko ntchito 2 kuzungulira riyakitala ndi mpweya gawo fluidized bedi riyakitala ndi loyambitsa tsamba kubala homopolymers ndi zimakhudza copolymers, riyakitala chachiwiri ndi mpweya gawo fluidized bedi riyakitala ndi yogwira tsamba The mmene zinthu za kuzungulira riyakitala mu HypolII. ndondomeko ndi 62 ~ 75 ℃, 3.0 ~ 4.0MPa, ndi zinthu anachita kupanga copolymers zimakhudza ndi 70 ~ 80 ℃, 1.7 ~ 2.0MPa.Njira ya HypolII imatha kupanga ma homopolymers, palibe Copolymer Wanthawi zonse ndi block copolymer, mtundu wa MFR wa mankhwalawa ndi 0.3 ~ 80g/10min.Homopolymer ndi yoyenera kupanga filimu yowonekera, monofilament, tepi ndi fiber, ndipo copolymer ingagwiritsidwe ntchito popanga zipangizo zapakhomo, magalimoto ndi mafakitale ndi zigawo zikuluzikulu.Kutentha kochepa komanso mankhwala okhudza kwambiri.
7. Njira ya Spherizone
Njira ya Spherizone ndi mbadwo waposachedwa waukadaulo wopanga PP wopangidwa ndi LyondellBasell pamaziko a njira ya Spheripol I.
The Mipikisano zone kufalitsidwa riyakitala lagawidwa m'magawo awiri anachita: chigawo chokwera ndi kutsika gawo.Tinthu tating'onoting'ono ta polima timazungulira m'magawo awiriwa nthawi zambiri.Ma polima particles omwe ali mu gawo lokwera amasungunuka mofulumira pansi pa machitidwe a mpweya wozungulira ndikulowa mkuntho pamwamba pa gawo lotsika.Olekanitsa, kupatukana kolimba kwa gasi kumachitika mu cholekanitsa chamkuntho.Pali kutsekereza m'dera pamwamba pa kutsika gawo kulekanitsa anachita mpweya ndi polima particles.Tinthu tating'onoting'ono timayenda pansi mpaka pansi pa gawo lotsika ndikulowa gawo lokwera kuti mumalize kuzungulira.Malo otsekereza Kugwiritsa ntchito riyakitala kumatha kuzindikira momwe zinthu zilili pagawo lokwera ndi gawo lotsika, ndikupanga madera awiri osiyana.
8. Sinopec loop chitoliro ndondomeko
Pamaziko a kugaya ndi kuyamwa ukadaulo wotumizidwa kunja, Sinopec yakwanitsa kupanga njira yamadzimadzi ya loop-pipe yochuluka ya PP ndiukadaulo waukadaulo.Pogwiritsa ntchito zodzikongoletsera ZN chothandizira, propylene monoma ndi mogwirizana ndi polymerized kupanga homo-polymeric isotactic PP mankhwala, propylene Iwo umabala kwambiri PP mankhwala mwa mwachisawawa co polymerization kapena chipika co-polymerization ndi comonomers, kupanga m'badwo woyamba PP wathunthu. ukadaulo wa 70,000 mpaka 100,000 t/a.
Pazifukwa izi, ukadaulo wachiwiri wa loop PP wathunthu waukadaulo wa 200,000 t / gasi-gawo riyakitala wapangidwa, womwe ungathe kupanga zinthu zogawa bimodal ndi ma polima apamwamba kwambiri.
Mu 2014, ntchito yofufuza ya Sinopec ya "Ten-Sitima" - "m'badwo wachitatu kasamalidwe ka chilengedwe PP chitukuko chokwanira chaukadaulo" yomwe idapangidwa ndi Sinopec Beijing Chemical Research Institute, Sinopec Wuhan Nthambi ndi Sinopec Huajiazhuang Refining and Chemical Nthambi idapambana The technical assessment Malingaliro a kampani China Petrochemical CorporationUkadaulo wathunthu uwu umachokera pa chothandizira chodzipangira chokha, ukadaulo wakunja wa elekitironi wopereka ma asymmetric ndi propylene-butylene zigawo ziwiri zachisawawa zaukadaulo wapolymerization, ndikupanga ukadaulo wachitatu wa loop PP wathunthu waukadaulo.Ukadaulo uwu ungagwiritsidwe ntchito kupanga homo-polymerization, ethylene-propylene mwachisawawa co-polymerization, propylene-butylene mwachisawawa co-polymerization ndi impact-resistant co-polymer PP, etc.
