Akụkọ
-
Kedu ka ị ga-esi mara ma plastik bụ polypropylene?
Otu n'ime ụzọ kachasị mfe iji mee ule ọkụ bụ site n'ịbelata ihe nlele na plastik ma gbanye ya na kọbọd uzuoku. Agba nke ire ọkụ, senti na njirimara nke ọkụ nwere ike inye ihe ngosi nke ụdị plastik: 1. Polyethylene (PE) - Drips, na-esi ísì dị ka kandụl; nke kandụl; 3. Polymethylmethacrylate (PMMA, "Perspex") - Afụ, crackles, ụtọ aromatic isi; sooty ire ọkụ, isi nke marigolds; 6. Polyethylene ụfụfụ (PE) - Drips, isi nke candlewax -
Mars M Beans weputara nkwakọ ngwaahịa PLA biodegradable na China.
N'afọ 2022, Mars weputara chọkọleti M&M nke mbụ etinyere n'ime akwụkwọ composite na-emebi emebi na China. A na-eji ihe ndị na-emebi emebi eme ya dị ka akwụkwọ na PLA, dochie nkwakọ ngwaahịa rọrọ nke ọdịnala n'oge gara aga. Nkwakọ ngwaahịa ahụ agafeela GB / T Usoro mkpebi nke 19277.1 kwadoro na n'okpuru ọnọdụ mmepụta ihe mmepụta ihe, ọ nwere ike imebi ihe karịrị 90% n'ime ọnwa 6, ọ ga-aghọkwa mmiri na-adịghị egbu egbu, carbon dioxide na ngwaahịa ndị ọzọ mgbe mbibi gasịrị. ; -
Mbupụ PVC nke China ka dị elu na ọkara mbụ nke afọ.
Dị ka ọnụ ọgụgụ kọstọm ọhụrụ siri dị, na June 2022, mba m mbubata nke PVC ntụ ntụ dị ọcha bụ tọn 29,900, mmụba nke 35.47% site na ọnwa gara aga na mmụba nke afọ n'afọ nke 23.21%; na June 2022, olu mbupụ ntụ ntụ PVC dị ọcha nke obodo m bụ tọn 223,500, Mbelata ọnwa kwa ọnwa bụ 16%, mmụba nke afọ n'afọ bụ 72.50%. Olu mbupụ na-aga n'ihu na-ejigide ọkwa dị elu, nke mere ka ọ dịtụ aka n'ahịa ahịa ụlọ ruo n'ókè ụfọdụ. -
Kedu ihe bụ polypropylene (PP)?
Polypropylene (PP) bụ thermoplastic siri ike, siri ike na kristal. A na-eme ya site na propene (ma ọ bụ propylene) monomer. Resin hydrocarbon linear a bụ polymer kacha dị mfe n'etiti plastik ngwa ahịa niile. PP na-abịa dị ka homopolymer ma ọ bụ dị ka copolymer na enwere ike ịkwalite ya nke ukwuu site na mgbakwunye. Ọ na-achọta ngwa na nkwakọ ngwaahịa, ụgbọ ala, ndị na-azụ ahịa, ahụike, ihe nkiri nkedo, wdg. PP aghọwo ihe a na-ahọrọ, karịsịa mgbe ị na-achọ polymer nwere ike dị elu (dịka, vs Polyamide) na ngwa injinia ma ọ bụ na-achọ naanị. uru na-eri na karama ịkpụzi (vs. PET). -
Kedu ihe bụ Polyethylene (PE)?
Polyethylene (PE), nke a makwaara dị ka polythene ma ọ bụ polyethylene, bụ otu n'ime plastik ndị a na-ejikarị eme ihe n'ụwa. Polyethylene na-enwekarị usoro ahịrị ahịrị ma mara na ọ bụ ihe mgbakwunye polymers. Ngwa izizi nke polymers sịntetik ndị a dị na nkwakọ ngwaahịa. A na-ejikarị polyethylene eme akpa rọba, karama, ihe nkiri plastik, arịa, na geomembranes. Enwere ike ịhụ na a na-emepụta ihe karịrị 100 nde tọn polyethylene kwa afọ maka azụmahịa na ụlọ ọrụ mmepụta ihe. -
Nyochaa ọrụ nke ahịa mbupụ PVC nke obodo m na ọkara mbụ nke 2022.
Na ọkara mbụ nke 2022, ahịa mbupụ PVC na-abawanye kwa afọ. N'ime nkeji mbụ, nke ndakpọ akụ na ụba zuru ụwa ọnụ na ọrịa na-efe efe metụtara, ọtụtụ ụlọ ọrụ mbupụ n'ime ụlọ gosiri na achọghị diski mpụga belatara nke ukwuu. Otú ọ dị, kemgbe mmalite nke May, site na mmụba nke ọnọdụ ọrịa na-efe efe na usoro usoro nke gọọmentị China webatara iji kwalite mgbake akụ na ụba, ọnụ ọgụgụ ọrụ nke ụlọ ọrụ mmepụta ihe PVC dị elu dị elu, ahịa mbupụ PVC na-ekpo ọkụ. , na ọchịchọ maka diski mpụga abawanyela. Ọnụọgụ ahụ na-egosi ụfọdụ ọganihu na-eto eto, na n'ozuzu arụmọrụ nke ahịa abawanyela ma e jiri ya tụnyere oge gara aga. -
Kedu ihe a na-eji PVC eme ihe?
A na-eji akụ akụ, polyvinyl chloride na-agbanwe agbanwe (PVC, ma ọ bụ vinyl) na ngwa dị iche iche na ụlọ na ihe owuwu, nlekọta ahụike, eletrọnịkị, ụgbọ ala na mpaghara ndị ọzọ, na ngwaahịa sitere na ọkpọkọ na siding, akpa ọbara na tubing, na waya na mkpuchi eriri USB, ihe mejupụtara sistemu ikuku na ihe ndị ọzọ. ; -
Nzukọ ụtụtụ nke Chemdo na Julaị 26th.
N'ụtụtụ Julaị 26, Chemdo mere ọgbakọ mkpokọta. Na mbido, onye isi njikwa kwuputara echiche ya banyere ọnọdụ akụ na ụba ugbu a: akụ na ụba ụwa adalata, ụlọ ọrụ azụmaahịa mba ofesi dum dara mbà n'obi, ọchịchọ na-ebelata, ọnụ ọgụgụ ibu ụgbọ mmiri na-adaba. Na-echetara ndị ọrụ na na njedebe nke July, e nwere ụfọdụ ihe gbasara onwe onye dị mkpa ka a na-emezi, nke nwere ike ịhazi ozugbo enwere ike. Ma kpebisie ike isiokwu nke vidiyo mgbasa ozi ọhụrụ nke izu a: Nnukwu ịda mbà n'obi na azụmaahịa mba ofesi. Mgbe ahụ, ọ kpọrọ ọtụtụ ndị ọrụ ibe ka ha kesaa akụkọ kachasị ọhụrụ, ma mesịa gbaa ndị ngalaba ego na akwụkwọ ume ka ha debe akwụkwọ ndị ahụ nke ọma. ; -
A ga-enyefe ọrụ mgbasawanye ethylene na nnụcha nde tọn nke Hainan Refinery.
The Hainan Refining and Chemical Ethylene Project na Refining Reconstruction and Expansion Project dị na Yangpu Economic Development Mpaghara, na a ngụkọta ego nke ihe karịrị 28 ijeri yuan. Ruo ugbu a, ọganihu ihe owuwu n'ozuzu ya eruola 98%. Mgbe arụchara ọrụ a ma tinye ya na mmepụta, a na-atụ anya na ọ ga-ebuba ihe karịrị 100 ijeri yuan nke ụlọ ọrụ ndị dị n'okpuru ala. Olefin Feedstock Diversification na High-end Downstream Forum ka a ga-eme na Sanya na Julaị 27-28. N'okpuru ọnọdụ ọhụrụ ahụ, a ga-atụle mmepe nke nnukwu ọrụ dị ka PDH, na ethane cracking, ọdịnihu usoro nke nkà na ụzụ ọhụrụ dị ka kpọmkwem mmanụ crude na olefins, na ọhụrụ ọgbọ nke coal / methanol ka olefins. ; -
MIT: Polylactic-glycolic acid copolymer microparticles na-eme ọgwụ mgbochi "na-akwalite onwe".
Ndị ọkà mmụta sayensị na Massachusetts Institute of Technology (MIT) na-akọ na akwụkwọ akụkọ Sayensị Ọganihu na nso nso a na ha na-emepụta ọgwụ mgbochi na-akwalite onwe ha nke otu dose. Mgbe etinyechara ọgwụ mgbochi ahụ n'ime ahụ mmadụ, enwere ike ịwepụta ya ọtụtụ oge na-enweghị mkpa ịgbanye agbam ume. A na-atụ anya na a ga-eji ọgwụ mgbochi ọhụrụ a megide ọrịa sitere na measles ruo Covid-19. A na-akọ na ọgwụ mgbochi ọhụrụ a bụ nke poly(lactic-co-glycolic acid) (PLGA). PLGA bụ ihe na-emebi emebi na-arụ ọrụ polymer organic compound, nke na-adịghị egbu egbu ma nwee ezigbo biocompatibility. A kwadoro ya maka iji ihe ọkụkụ, sutures, ihe nrụzi, wdg -
Companylọ ọrụ Yuneng Chemical: Mmepụta mbụ nke polyethylene nwere ike ịgbasa!
Na nso nso a, ngalaba LLDPE nke Polyolefin Center nke Yuneng Chemical Company rụpụtara nke ọma DFDA-7042S, ngwaahịa polyethylene na-efesa. Aghọtara na ngwaahịa polyethylene a na-efesa bụ ngwaahịa sitere na mmepe ngwa ngwa nke teknụzụ nhazi nke ala. Ihe polyethylene pụrụ iche nwere arụmọrụ ịgbasa n'elu na-edozi nsogbu nke ịrụ ọrụ agba agba na-adịghị mma nke polyethylene ma nwee nnukwu gloss. Enwere ike iji ngwaahịa ahụ na ihe ịchọ mma na ogige nchebe, nke kwesịrị ekwesị maka ngwaahịa ụmụaka, ime ụgbọ ala, ihe nkwakọba ihe, yana nnukwu tankị nchekwa ụlọ ọrụ na ọrụ ugbo, ihe egwuregwu ụmụaka, ụzọ nchebe okporo ụzọ, wdg, na atụmanya ahịa dị oke mkpa. ; -
Petronas 1.65 nde tọn polyolefin na-achọ ịlaghachi n'ahịa Eshia!
Dị ka akụkọ kachasị ọhụrụ si kwuo, Pengerang na Johor Bahru, Malaysia, amaliteghachila nkeji 350,000-ton / afọ linear low density polyethylene (LLDPE) na July 4, mana unit ahụ nwere ike iwepụta oge iji nweta ọrụ kwụsiri ike. E wezụga nke ahụ, ya Spheripol technology 450,000 tọn polypropylene (PP) osisi, 400,000 tọn polyethylene elu-density (HDPE) osisi na Spherizone technology 450,000 ton / afọ polypropylene (PP) osisi na-atụkwa anya na-abawanye site na ọnwa a maliteghachi. Dị ka nyocha Argus si kwuo, ọnụahịa LLDPE na Ndịda Ebe Ọwụwa Anyanwụ Eshia na-enweghị ụtụ isi na July 1 bụ US $ 1360-1380 / ton CFR, na ọnụahịa nke ịbịaru waya PP na Ndịda Ebe Ọwụwa Anyanwụ Eshia na July 1 bụ US $ 1270-1300 / ton CFR na-enweghị ụtụ isi. .