'Maraka oa Caprolactam mathoasong a Phuptjane tabeng ea phokotso ea phepelo ea lehae le keketseho ea tlhoko, ho se leka-lekane ha phepelo ea nako e khuts'oane le tlhoko ho lebisitse ho tsosolosoeng ha litheko tsa 'maraka, empa ho theoha ha morao tjena ha litheko tsa benzene e hloekileng le tse tlase tsa PA6, ho fokotsa kholiseho ea' maraka, litheko tsa caprolactam li ile tsa fetoloa hanyane.

Ho theoha ha theko ea benzene e hloekileng haufinyane, ka lebaka la keketseho ea phepelo ea benzene e hloekileng, hammoho le phepelo ea kou ea East China ho lebelletsoe ho tsepamisa maikutlo posong nakong e tlang, ho fokotseha ha theko e theohelang, khatello 'marakeng oa benzene e hloekileng, theko ea sebaka 'marakeng oa East China e kile ea theoha ho ea ho 6000 yuan/ton le ho theoha, ho fihlela theko ea East China ea Labone 6100-6170 yuan/ton, Sinopec pure benzene e thathamisitsoeng theko e theohile ho 300 yuan/ton ho ea ho 6200 yuan/ton. Theko ea benzene e hloekileng e ile ea theoha, 'me lehlakore la litšenyehelo le bile le phello e mpe ho caprolactam.

Haufinyane tjena, mojaro oa polymerization oa PA6 o bolokiloe haufi le 70%, 'me boemo bohle ba ho qala bo tsitsitse, 'me tlhoko tšimong ea ho ohla ka lebelo le phahameng e ntse e ka tšehetsa qalo ea polymerization, hammoho le bokhoni bo bong bo bocha ba tlhahiso le ho qala bocha bokhoni ba tlhokomelo, khokahano ea polymerization e na le tšehetso e itseng bakeng sa tlhoko ea caprolactam. Leha ho le joalo, ka ho theoha ha litheko tsa oli e tala e holimo le benzene e hloekileng, hammoho le tšusumetso ea lintlha tse mpe tse kang phepelo e ngata ea li-chip tsa polymer, theko ea 'maraka ea li-chip tsa PA6 le eona ea fokola, haholo-holo tlhoko e fokolang e tsoelang pele ea li-chip tsa ho ohla tse tloaelehileng, tlas'a boemo ba phepelo e ngata, lenane la lifeme tsa polymerization lea hola, khatello ea ho romella ea likhoebo e ntse e le teng, 'me theko e ntse e theoha ka karolo e itseng.

Hona jwale, theko e akaretsang ya phepelo ya di-chip tse tlwaelehileng tsa PA6 tse ohlang mmarakeng wa East China ha e le hantle ke 12700-12800 yuan/ton ya phano ya tjhelete e kgutshwane, theko ya disebediswa tse ding tse ka leboya e tlase hanyane, mme theko ya di-slice tse ding e phahame hanyane ho 12800-12900 yuan/ton, mme sepakapaka sa kgwebo sa di-chip tse tlwaelehileng tse ohlang se fokola. Theko ya sebaka sa ho ohla ka lebelo le phahameng ke kamohelo ya 13200-13400 yuan/ton, konteraka ya ho ohla ka lebelo le phahameng e rekiswa haholoholo, mmaraka wa ho ohla ka lebelo le phahameng o rekiswa haholoholo ka tlwaelo, mme tlhoko ya ho ohla ka lebelo le lerootho e betere hanyane.

Ka bokhutšoanyane, leha 'maraka oa caprolactam o na le sebopeho se matla sa phepelo le tlhoko nakong e tlang e haufi, ka lebaka la ho fokola ha litheko tsa lihlahisoa tse holimo le tse tlase, ho thibela kholiseho ea khoebo ea 'maraka, theko ea benzene e hloekileng e holimo e theohile, khatello ea thekiso ea fektheri ea polymerization ea PA6 e tlase, tlhokomeliso ea theko ea thepa e tala ea caprolactam, likhoebo tsa caprolactam ho latela tlhahiso ea tsona le thekiso e tenyetsehang, litheko tse ling li theohile hanyane haufinyane.

Mokhahlelong wa morao, phepelo ya caprolactam ka nako e kgutshwane, phetoho ya karolo ya pele ya Cangzhou Xuyang, morero wa phetoho ya Sanning o diehile hanyane, dikgwebo tse ding haholoholo ho tsitsisa tlhahiso, mme thepa ka kakaretso ya caprolactam e maemong a tlase, lehlakore la phepelo le na le tshehetso e itseng, kapa le tla thibela mefuta ya tokiso ya theko ya caprolactam. Lehlakore la ditjeo le tlhokeho le fokola haholo, mmaraka o hlwekileng wa benzene ka lebaka la tlhahiso e morao ya bokgoni bo botjha le keketseho e lebelletsweng ya thepa ya koung, ditheko tse hlwekileng tsa benzene di lebelletswe ho ba ka nakoana ho pota 6000-6200 yuan/ton tokisetso e tlase. Di-chip tsa PA6, haholoholo di-chip tse tlwaelehileng tsa ho potoloha, di fumaneha ka bongata, thepa ya dikgwebo e ntse e eketseha, mme ditheko tsa dihlahiswa di kanna tsa ba di le tlase haholo. Mabaka a susumetsang mmaraka wa Caprolactam a teng, ho lebelletswe hore theko ya nako e kgutshwane e tsitse ebile e fokola. Mokhahlelong wa morao, ela hloko kgatelopele ya ho qala botjha ha sesebediswa sa tlhokomelo le phetoho ya tlhoko ya polymerization ya PA6 e theohelang tlase.