Akụkọ
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Kedu ihe bụ ụdị polyethylene dị iche iche?
A na-ekewakarị Polyethylene ka ọ bụrụ otu n'ime ọtụtụ ogige ndị bụ isi, nke a na-ahụkarị gụnyere LDPE, LLDPE, HDPE, na Ultrahigh Molecular Weight Polypropylene. Ndị ọzọ dị iche iche gụnyere Ọkara njupụta Polyethylene (MDPE), Ultra-low-molecular arọ polyethylene (ULMWPE ma ọ bụ PE-WAX), High-molecular arọ polyethylene (HMWPE), High-density cross-linked polyethylene (HDXLPE), Cross-njikọ. polyethylene (PEX ma ọ bụ XLPE), Polyethylene dị obere dị obere (VLDPE), na polyethylene chlorinated (CPE). Polyethylene dị ala (LDPE) bụ ihe na-agbanwe agbanwe nke nwere ihe pụrụ iche na-asọpụta nke na-eme ka ọ dabara adaba maka akpa ịzụ ahịa na ngwa ihe nkiri plastik ndị ọzọ. LDPE nwere nnukwu ductility mana ike tensile dị ala, nke pụtara ìhè n'ime ụwa n'ezie site na ike ya ịgbatị wh ... -
Ike mmepụta titanium dioxide nke afọ a ga-agbaji nde tọn 6!
Site na Machị 30 ruo Eprel 1st, e mere ọgbakọ kwa afọ nke National Titanium Dioxide Industry na Chongqing. A mụtara site na nzụkọ ahụ na mmepụta na mmepụta ike nke titanium dioxide ga-aga n'ihu na-eto eto na 2022, na ntinye nke ike mmepụta ga-abawanye ụba; N'otu oge ahụ, ọnụ ọgụgụ nke ndị na-emepụta ihe na-emepụta ga-amụbawanye na ọrụ ntinye ego na-abụghị ụlọ ọrụ ahụ ga-abawanye, nke ga-eduga na ụkọ titanium ore. Na mgbakwunye, na ịrị elu nke ụlọ ọrụ batrị ike ọhụrụ, iwu ma ọ bụ nkwadebe nke ọnụ ọgụgụ dị ukwuu nke ígwè phosphate ma ọ bụ ọrụ phosphate iron ga-eduga n'ịbawanye ike mmepụta titanium dioxide ma mee ka esemokwu dị n'etiti ọkọnọ na ọchịchọ titani. ... -
Kedu ihe ihe nkiri overwrap polypropylene dabere na Biaxial?
Ihe nkiri polypropylene biaxial (BOPP) bụ ụdị ihe nkiri nkwakọ ngwaahịa na-agbanwe agbanwe. A na-agbatị ihe nkiri mkpuchi polypropylene dabere na biaxial n'ime igwe yana ntụgharị ntụgharị. Nke a na-ebute nghazi yinye molekụla n'akụkụ abụọ ahụ. Ụdị ihe nkiri nkwakọ ngwaahịa na-agbanwe agbanwe na-emepụta site na usoro mmepụta tubular. A na-afụ ụfụ ihe nkiri nke yiri tube ma kpoo ọkụ ruo ebe ọ na-eme ka ọ dị nro (nke a dị iche na ebe mgbaze) ma jiri ígwè gbatịa ya. Ihe nkiri a na-agbatị n'etiti 300% - 400%. N'aka nke ọzọ, a pụkwara ịgbatị ihe nkiri ahụ site na usoro a maara dị ka mmepụta ihe nkiri tent-frame. Site na usoro a, a na-ebupụ polymer n'ime mpịakọta nkedo jụrụ oyi (nke a makwaara dị ka mpempe akwụkwọ ntọala) wee dọpụta ya n'akụkụ igwe. Tenter-frame film na-emepụta anyị ... -
Olu mbupụ abawanyela nke ukwuu site na Jenụwarị ruo Febụwarị 2023.
Dabere na ọnụ ọgụgụ data kọstọm: site na Jenụwarị ruo Febụwarị 2023, olu mbupụ PE nke ụlọ bụ tọn 112,400, gụnyere tọn HDPE 36,400, tọn LDPE 56,900, na tọn 19,100 nke LLDPE. Site na Jenụwarị ruo Febụwarị, oke mbupụ PE nke ụlọ mụbara site na tọn 59,500 ma e jiri ya tụnyere otu oge ahụ na 2022, mmụba nke 112.48%. Site na eserese dị n'elu, anyị nwere ike ịhụ na oke mbupụ site na Jenụwarị ruo February abawanyela nke ukwuu ma e jiri ya tụnyere otu oge ahụ na 2022. N'ihe gbasara ọnwa, oke mbupụ na January 2023 mụbara site na 16,600 tọn ma e jiri ya tụnyere otu oge ahụ n'afọ gara aga. na oke mbupụ na February mụbara site na tọn 40,900 ma e jiri ya tụnyere otu oge ahụ n'afọ gara aga; N'ihe dị iche iche, oke mbupụ nke LDPE (January-February) bụ tọn 36,400, a ye... -
Ngwa ndị bụ isi nke PVC .
1. Profaịlụ PVC Profaịlụ na profaịlụ bụ akụkụ kachasị ukwuu nke oriri PVC na China, na-aza ihe dịka 25% nke oriri PVC zuru ezu. A na-ejikarị ha eme ọnụ ụzọ na windo na ihe ndị na-azọpụta ume, na ngwa ngwa ha ka na-abawanye nke ukwuu na mba niile. Na mba ndị mepere emepe, òkè ahịa nke ọnụ ụzọ plastik na windo na-ebute ụzọ, dị ka 50% na Germany, 56% na France, na 45% na United States. 2. PVC pipe N'etiti ọtụtụ ngwaahịa PVC, ọkpọkọ PVC bụ mpaghara oriri nke abụọ kachasị ukwuu, na-aza ihe dịka 20% nke oriri ya. Na China, a na-emepụta ọkpọkọ PVC na mbụ karịa ọkpọkọ PE na ọkpọkọ PP, nke nwere ọtụtụ ụdị, arụmọrụ magburu onwe ya na ngwa ngwa ngwa ngwa, na-eburu ọnọdụ dị mkpa n'ahịa. 3. Ihe nkiri PVC ... -
Ụdị nke polypropylene.
Mkpụrụ ndụ polypropylene nwere otu methyl, nke enwere ike kewaa ya na polypropylene isotactic, polypropylene atactic na syndiotactic polypropylene dịka nhazi nke otu methyl si dị. Mgbe a na-ahazi ìgwè methyl n'otu akụkụ nke agbụ isi, a na-akpọ ya isotactic polypropylene; ọ bụrụ na a na-ekesa otu methyl na-enweghị usoro n'akụkụ abụọ nke agbụ isi, a na-akpọ ya atactic polypropylene; mgbe a na-ahazi otu methyl n'ụzọ ọzọ n'akụkụ abụọ nke agbụ isi, a na-akpọ ya syndiotactic. polypropylene. N'ozuzu mmepụta nke polypropylene resin, ọdịnaya nke isotactic Ọdịdị (a na-akpọ isotacticity) bụ banyere 95%, na ndị ọzọ bụ atactic ma ọ bụ syndiotactic polypropylene. A na-ekewa resin polypropylene nke emepụtara ugbu a na China dịka ... -
Ojiji nke tapawa pvc resin.
A na-eme atụmatụ na n'afọ 2000, ọnụ ahịa zuru ụwa ọnụ nke PVC tapawa resin resin bụ ihe dịka 1.66 nde t / a. Na China, PVC tapawa resin na-enwekarị ngwa ndị a: ụlọ ọrụ akpụkpọ anụ artificial: mkpokọta ahịa na nguzozi chọrọ. Agbanyeghị, emetụta mmepe nke akpụkpọ anụ PU, ọchịchọ maka akpụkpọ anụ wuru na Wenzhou na ebe oriri resin ndị ọzọ dị n'okpuru ụfọdụ mmachi. Asọmpi dị n'etiti akpụkpọ anụ PU na akpụkpọ anụ artificial dị egwu. Ụlọ ọrụ akpụkpọ anụ n'ala: N'ịbụ ndị na-achọsi ike maka akpụkpọ anụ n'ala na-emetụta, ọchịchọ maka tapawa resin na ụlọ ọrụ a na-ebelata kwa afọ n'afọ ndị na-adịbeghị anya. Industrylọ ọrụ ihe mkpuchi aka: ihe a na-achọ ka ukwuu, nke a na-ebubata ya, nke bụ nke nhazi nke onye ọ bụla nyere... -
A malitere ụlọ ọrụ polyethylene nwere njupụta dị tọn 800,000 nke ọma n'otu nri!
Guangdong Petrochemical's 800,000-ton / afọ zuru-njupụta polyethylene osisi bụ PetroChina mbụ zuru njupụta polyethylene osisi na "otu isi na ọdụ abụọ" abụọ-ahịrị nhazi, na ọ bụkwa nke abụọ zuru-njupụta polyethylene osisi nwere nnukwu mmepụta ike na. China. Ngwa ahụ na-anabata usoro UNIPOL na otu-reactor gas-phase fluidized bed process. Ọ na-eji ethylene dị ka isi akụrụngwa ma nwee ike imepụta ụdị 15 nke LLDPE na HDPE polyethylene. N'ime ha, a na-eji polyethylene ntụ ntụ na-ejikọta ya na ụdị ihe mgbakwunye dị iche iche, na-ekpo ọkụ na okpomọkụ dị elu iji ruo ala gbazere, na n'okpuru ọrụ nke ejima-screw extruder na mgbapụta gia gbazere. gafere template na ar... -
Chemdo na-ezube isonye na ihe ngosi n'afọ a.
Chemdo na-ezube isonye na ihe ngosi ụlọ na mba ofesi n'afọ a. Na February 16, a kpọrọ ndị njikwa ngwaahịa abụọ ka ha bịa ọmụmụ ihe emere na China haziri. Isiokwu nke usoro a bụ ụzọ ọhụrụ iji jikọta nkwalite offline na nkwalite n'ịntanetị nke ụlọ ọrụ azụmaahịa mba ofesi. Ihe ọmụmụ ihe na-agụnye ọrụ nkwadebe tupu ihe ngosi ahụ, isi ihe mkparịta ụka n'oge ngosi na ndị ahịa na-esochi mgbe ngosi ahụ. Anyị na-atụ anya na ndị njikwa abụọ ahụ ga-enweta ọtụtụ ihe ma kwalite ọganihu dị mma nke ọrụ ngosi na-esote. -
Okwu mmalite gbasara Zhongtai PVC resin.
Ugbu a, ka m webatakwuo maka akara PVC kacha ukwuu nke China: Zhongtai. Aha ya zuru oke bụ: Xinjiang Zhongtai Chemical Co., Ltd, nke dị na Xinjiang Province nke ọdịda anyanwụ China. Ọ bụ ụgbọ elu 4 awa site na Shanghai. Xinjiang bụkwa mpaghara kachasị ukwuu na China n'ihe gbasara ókèala. Mpaghara a juputara na isi mmalite okike dị ka nnu, coal, mmanụ na gas. Zhongtai Chemical e guzobere na 2001, wee na ngwaahịa ahịa na 2006. Ugbu a ọ nwere gburugburu 22 puku ọrụ na ihe karịrị 43 enyemaka ụlọ ọrụ. N'ihe karịrị afọ 20 dị elu mmepe mmepe, nnukwu onye nrụpụta a etolitela usoro ngwaahịa: 2 nde tọn ikike pvc resin, 1.5 nde tọn caustic soda, 700,000 tọn viscose, 2.8 nde tọn calcium carbide. Ọ bụrụ na ịchọrọ ịkọ ... -
Otu esi zere ịghọ aghụghọ mgbe ị na-azụta ngwaahịa ndị China karịsịa ngwaahịa PVC.
Anyị ga-ekweta na azụmahịa mba ụwa jupụtara n'ihe egwu, jupụtara na ọtụtụ ihe ịma aka mgbe onye na-azụ ahịa na-ahọrọ onye na-ebubata ya. Anyị na-ekwetakwa na ikpe wayo na-eme n'ezie ebe niile gụnyere na China. Abụrụla m onye na-ere ahịa mba ụwa ihe fọrọ nke nta ka ọ bụrụ afọ 13, na-ezute ọtụtụ mkpesa sitere n'aka ndị ahịa dị iche iche bụ ndị onye na-ebubata China ghọgburu otu oge ma ọ bụ ọtụtụ oge, ụzọ aghụghọ dị nnọọ "ihe ọchị", dị ka ịnweta ego na-enweghị mbupu, ma ọ bụ na-ebuga obere mma. ngwaahịa ma ọ bụ ọbụna na-ebuga ngwaahịa dị iche iche. Dịka onye na-ebubata onwe m, aghọtara m nke ọma mmetụta ọ dị ma ọ bụrụ na mmadụ efunahụla nnukwu ego mgbe azụmahịa ya malitere ma ọ bụ na ọ bụ onye ọchụnta ego na-acha akwụkwọ ndụ akwụkwọ ndụ, onye furu efu ga-abụrịrị ihe na-adọrọ mmasị ya, anyị ga-ekweta na iji nweta ya. . -
Ojiji nke soda caustic gụnyere ọtụtụ ubi.
Enwere ike kewaa soda caustic ka ọ bụrụ flake soda, soda granular na soda siri ike dịka ụdị ya si dị. Ojiji nke soda caustic na-agụnye ọtụtụ ubi, ihe na-esonụ bụ mmeghe zuru ezu maka gị: 1. mmanụ ala a nụchara anụcha. Mgbe ejiri sulfuric acid sachaa, ngwaahịa mmanụ ala ka nwere ụfọdụ ihe acidic, nke a ga-eji mmiri sodium hydroxide sachaa wee jiri mmiri saa ya iji nweta ngwaahịa a nụchara anụcha. 2.ibipụta na agba agba A na-ejikarị eme akwa indigo na akwa quinone. N'ime usoro agba agba nke vat, ngwọta caustic soda na sodium hydrosulfite kwesịrị iji belata ha na leuco acid, wee oxidized gaa na steeti insoluble mbụ na oxidants mgbe agbachachara. Mgbe ejiri akwa soda na-edozi akwa owu, wax, griiz, starch na ihe ndị ọzọ ...