一.Lehlakore la phepelo: matla a macha a tlhahiso ea lapeng kapa fetola mokhoa oa phepelo ea lefats'e

Ho tsoa 'marakeng oa lefats'e oa nylon, nylon 6 le nylon 66 li nka karolo e fetang 95% ea kakaretso ea tlhahiso le tlhahiso.Ho latela tlaleho ea IHS, ka 2020 matla a nylon ea 6 ea lefats'e a lithane tse limilione tse 10.52 / selemo, nylon ea 66 ea lithane tse limilione tse 3.17 / selemo.Nylon ea lapeng 6 hobane caprolactam ea thepa e tala e se e le sebakeng sa lehae, kholo e potlakileng ea matla a tlhahiso lilemong tse leshome tse fetileng, matla a tlhahiso ea nylon 6 ka 2020 e fihlile ho lithane tse limilione tse 6.47 / selemo, e leng karolo ea 62% ea matla a tlhahiso ea lefats'e. matla a tlhahiso ea likhoebo tse leshome le metso e 'meli tse holimo li na le karolo e fetang 36%, haholo-holo e lebisitsoe ho China Bochabela, Chaena Boroa le libakeng tse ling tse tsoetseng pele.Ho ea ka lipalo-palo tsa rona tsa Hua'an Chemical, ho tla ba le lithane tse limilione tse 2.78 tsa bokhoni bo bocha ba tlhahiso nakong e tlang.Hajoale, nylon 6 ea lehae e hlahisa haholo-holo lisebelisoa tsa fiber, bokamoso ka ho atolosoa ha bokhoni ba tlhahiso bo lebisitseng tlhōlisanong e matla, bahlahisi ba bangata ba tla ameha ka lipolasetiki tsa boenjiniere le libaka tse ling tse phahameng tsa boleng bo phahameng.

Bokhoni ba nylon 66 bo fokotsehile ho feta ba nylon 6. Hajoale, matla a tlhahiso ea lehae a nylon 66 ka lithane tse 600,000 / selemo, haholo-holo ka lebaka la ho qaptjoa ha e 'ngoe ea adipamide e tala ea adiponitrile nako e telele matsohong a bahlahisi ba seng bakae ba kantle ho naha.Lilemong tsa morao tjena, sebaka sa katleho ea adiponitrile, bokhoni ba tlhahiso bo lebeletsoe ho eketseha ka potlako, moralo oa hona joale le tlas'a kaho ea nylon 66 bokhoni ba tlhahiso ea lithane tse limilione tse 1,26 / selemo.

二.Lehlakore la tlhokeho: Monyetla oa kholo ea sebaka sa 'maraka oa China

Ka lebaka la sebopeho sa liphapano tsa nylon 6 le nylon 66, sebopeho sa nylon 6 le nylon 66 se fapane.71% ea nylon 6 bakeng sa likhoele tsa masela, likhoele tsa indasteri le likarolo tse ling tsa fiber, 29% bakeng sa li-resin tsa boenjiniere.Ha 59% ea nylon 66 e sebelisoa bakeng sa li-resin tsa boenjiniere.Nakong e tlang, ka lebaka la ho eketseha ha lipolasetiki, ho hakanngoa hore ho tla sebelisoa nylon 66 le nylon 6 bakeng sa resin ea boenjiniere.

Ntle le 'maraka oa tlhokeho ea nylon ea China, ho tsoa lefats'eng lohle la ts'ebeliso ea nylon 6 le nylon 66, hoo e ka bang lilemo tse ts'eletseng tsa tšebeliso ea nylon ea lefats'e ka lithane tse limilione tse 2.5 / selemo ho ea holimo le tlase, tšebeliso ea nylon 66 ka lithane tse limilione tse 1.5 / liphetoho tsa selemo. , bokamoso bo lebeletsoe ka mor'a ho hlaphoheloa ha tlhokahalo ea seoa ho tla ba le tekanyo e itseng ea ho khutlela morao, empa ka lebaka la litšenyehelo tsa hona joale tsa nylon linaheng tse tsoetseng pele linaheng tse ling tlas'a tekanyo ea ho kenella e 'nile ea e-ba holimo, mokhoa oa nako e telele oa ho hōla butle, bokamoso. kgolo Tlhokeho sheba China.

Mabapi le ts'ebetso ea 'maraka oa lefats'e, sekhahla sa kholo ea tlhokeho ea nylon ea China se potlakile.Ho tloha 2015 ho isa 2019, tšebeliso ea nylon 6 e eketsehile ka lithane tse limilione tse 1.08 / selemo, ka sekhahla sa kholo ea selemo le selemo sa 9.7%, leha seoa se ama tlhokahalo ka 2020, tšebeliso e theohile ka 4.4% feela (9.6% lefats'eng lohle) ;ka nako e tšoanang, tšebeliso ea nylon 66 e eketsehile ka lithane tse 44,000 / selemo, palo e ka bapisoang le kholo ea libaka tse ling tsa lefats'e.Ka keketseho ea bokhoni ba tlhahiso ea lihlahisoa tse tala, phokotso ea litšenyehelo, hammoho le ntlafatso ea maemo a bophelo a batho le tlhokahalo ea thepa ea boleng bo holimo, lilemo tse leshome tse tlang li lebelletsoe ho ba le kholo e kholo ea tšebeliso ea lapeng ea nylon 6 le nylon 66. .