Category: polyethylene
Nature: Adịghị ụtọ, enweghị isi, na-adịghị egbu egbu, na-abụghị kenkowaputa, milky ọcha waxy ahụ njupụta nke banyere 0.920 g/cm3 na a agbaze ebe 130 ℃ ka 145 ℃. Na-adịghị edozi na mmiri, ntakịrị soluble na hydrocarbons, wdg Ọ nwere ike iguzogide mbuze nke ọtụtụ acid na alkalis, nwere obere mmiri absorption, na-akwado mgbanwe na obere okpomọkụ, ma nwee nnukwu mkpuchi eletrik.
Usoro mmepụta: E nwere tumadi abụọ mmepụta usoro: elu-nrụgide tubular usoro na kettle usoro. Iji belata mmeghachi omume okpomọkụ na nrụgide, tubular usoro generally na-eji ndị na-ebido obere okpomọkụ na arụ ọrụ dị elu iji malite usoro polymerization. Ethylene dị oke ọcha bụ isi ihe eji eme ihe, na propylene, propane, wdg na-eji dị ka ndị na-edozi njupụta. The polymerization mmeghachi omume a rụrụ n'okpuru ọnọdụ nke banyere 200 ℃ ka 330 ℃ na 150 ka 300 MPa iji elu-ọrụ initiators. A ga-ajụrịrị polymer a wụrụ awụ nke malitere site na polymerization na reactor ma kewapụ ya n'okpuru nrụgide dị elu, nrụgide ọkara na obere nrụgide. A na-eme ka ikuku na-ekesa ikuku dị elu dị jụụ ma kewaa ma zigara ya na ntinye nke ultra-high-pressure (300 MPa) compressor. A na-eme ka ikuku na-ekesa ikuku na-eme ka ọ dị mma ma kewaa ma ziga ya na ntinye nke nnukwu nrụgide (30 MPa). A na-eme ka gas na-ekesa obere nrụgide dị jụụ wee kewapụ ya wee megharịa ya site na compressor dị ala (0.5 MPa). A na-ekewa polyethylene a wụrụ awụ n'okpuru nrụgide dị elu na obere nrụgide wee zigara ya na granulator maka ịcha mmiri. N'oge granulation, enwere ike ịgbakwunye ihe mgbakwunye kwesịrị ekwesị dị ka mpaghara ngwa dị iche iche si dị, a na-echekwa ihe ndị ahụ na mbupu.
na-eji: Enwere ike ịhazi ya site na ịkpụzi injection, ịkpụzi extrusion, ịkpụzi ihe, wdg. A na-ejikarị ya dị ka agricultu.ral ihe nkiri, ihe nkiri nkwakọ ngwaahịa ụlọ ọrụ, ihe nkiri ọgwụ na nkwakọ ngwaahịa nri, akụkụ igwe, ihe ndị dị mkpa kwa ụbọchị, ihe owuwu ụlọ, mkpuchi waya na eriri USB, mkpuchi, na akwụkwọ sịntetik, wdg.
Polyethylene ntụ ntụ agba
Agba ntụ ntụ polyethylene bụ ụdị agba ntụ ntụ thermoplastic kachasị na nke a na-ejikarị. Resin dị mma na-enye ihe ndabere maka mkpuchi elu na-egbuke egbuke nke agba ntụ ntụ polyethylene. Ihe nkiri mkpuchi nwere uru ndị a: a) ezigbo mmiri na-eguzogide mmiri, acid na alkali resistance, chemical resistance, and water absorption rate under 0.001%; b) ihe mkpuchi ọkụ dị mma na mkpuchi ọkụ eletrik, ọ dịghị corrosion eletrik; c) ike ike dị mma, mgbanwe, na nguzogide mmetụta; d) ezigbo nguzogide okpomọkụ dị ala, enweghị mgbawa na -40 ℃ maka ihe karịrị 400h, enwere ike iji ya na mpaghara oyi nke ugwu; e) ọnụ ala akụrụngwa dị ala, anaghị egbu egbu.
Ụdị agba agba ntụ ntụ a na-enye ihe nkiri mkpuchi ahụ ọkwa dị mma, ịdị nro, na mmetụta waxy. Mgbe ihe nkiri mkpuchi nke polyethylene ntụ ntụ batara na kọntaktị ụfọdụ ihe mgbaze ma ọ bụ ihe nchacha, ọ ga-agbaji ngwa ngwa n'ihi mgbawa nrụgide. Ọtụtụ mgbe, a na-eji ụdị resin ndị ọzọ iji gbanwee resin polyethylene, na-eme ka ihe ndị na-emepụta ihe nke polyethylene ntụ ntụ dịkwuo mma, na-eme ka adhesion ya na mkpụrụ osisi ahụ, na-akwalite mmepe nke ụdị mkpuchi a, na-agbasawanye ubi ngwa ya.
Ọdịnihu mmepe mmepe nke polyethylene ntụ ntụ mkpuchi
Polyethylene ntụ ntụ bụ ihe dị ezigbo mkpa na-emepụta ihe, nke bụ polymer compound synthesized si ethylene monomer na ọtụtụ ebe na-emepụta plastic ngwaahịa, eriri, containers, ọkpọkọ, wires, cables na ndị ọzọ ubi. Site na ntinye aka na-aga n'ihu nke ihe ọhụrụ na teknụzụ ọhụrụ, ntinye nke ntụ ntụ polyethylene na-agbasawanye. Usoro mmepe ga-eme n'ọdịnihu ga-abụ nke a: 1. Usoro nchebe ndụ ndụ na gburugburu ebe obibi: Site na mmata na-arịwanye elu nke nchedo gburugburu ebe obibi, usoro mmepe nke akwụkwọ ndụ akwụkwọ ndụ na gburugburu ebe obibi.GỤKWUO …
Kedu ihe bụ koodu HS nke mkpuchi ntụ ntụ polyethylene?
Okwu mmalite nke koodu HS nke polyethylene ntụ ntụ mkpuchi HS CODE bụ mkpirisi nke "Nkọwapụta Ngwa ahịa na Sistemụ Ntube Harmonized". Ndị International Customs Council mebere koodu nkwekọ (HS-Code) na aha Bekee bụ The Harmonization System Code (HS-Code). Ihe ndị bụ isi nke ụlọ ọrụ nchịkwa na ntinye na ọpụpụ ngwa ahịa na mba dị iche iche iji kwado ụdị ngwa ahịa, na-eduzi nhazi nhazi ngwa ahịa, nyochaa ụkpụrụ tarifu, na nyochaa njirimara àgwà ngwa ahịa bụ asambodo njirimara maka mbubata.GỤKWUO …
Gịnị bụ ọnụ ọgụgụ CN nke polyethylene ntụ ntụ?
The CN ọnụ ọgụgụ nke polyethylene ntụ ntụ: 3901 Polymers nke ethylene, na isi ụdị: 3901.10 Polyethylene nwere a kpọmkwem ike ndọda nke na-erughị 0,94: -3901.10.10 Linear polyethylene -3901.10.90 Ndị ọzọ 3901.20 Polyethylene nwere kpọmkwem polyethylene. ma ọ bụ karịa: --0,94 Polyethylene n'otu n'ime ụdị a kpọtụrụ aha na ndetu 3901.20.10 (b) ruo n'isi nke a, nke otu ike ndọda nke 6 ma ọ bụ karịa na 0,958 Celsius C, nwere: 23 mg / kg ma ọ bụ obere aluminom, 50 mg / kg ma ọ bụ obere calcium, 2 mg / kg ma ọ bụGỤKWUO …
Gịnị bụ Polyethylene Paint
Polyethylene Paint, nke a makwaara dị ka mkpuchi plastik, bụ mkpuchi a na-etinye na ihe plastik. N'ime afọ ndị na-adịbeghị anya, ejirila mkpuchi plastik mee ihe na ekwentị mkpanaaka, TV, kọmpụta, ụgbọ ala, ngwa ọgba tum tum na mpaghara ndị ọzọ, dị ka akụkụ mpụga ụgbọ ala na akụkụ ime. A na-ejikwa akụrụngwa, mkpuchi plastik eme ihe n'ọtụtụ ebe na egwuregwu na akụrụngwa ntụrụndụ, nkwakọ ngwaahịa ịchọ mma, na ihe egwuregwu ụmụaka. Thermoplastic acrylate resin coatings, thermosetting acrylate-polyurethane resin modified coatings, chlorinated polyolefin gbanwetụrụ mkpuchi, polyurethane mkpuchi na ụdị ndị ọzọ, n'ime nke acrylic mkpuchi.GỤKWUO …
Kedu ihe bụ High Density Polyethylene
Polyethylene njupụta dị elu (HDPE), ntụ ntụ ọcha ma ọ bụ ngwaahịa granular. Ndị na-adịghị egbu egbu, enweghị ụtọ, crystallinity nke 80% ruo 90%, ebe dị nro nke 125 ruo 135 ° C, jiri okpomọkụ ruo 100 ° C; ike, ike ike na ductility dị mma karịa obere njupụta polyethylene; eyi na-eguzogide, eletriki Ezigbo mkpuchi, ike na oyi na-eguzogide; ezigbo nkwụsi ike nke kemịkalụ, nke a na-adịghị ahụkebe na ihe mgbaze organic ọ bụla na ụlọ okpomọkụ, nguzogide corrosion nke acid, alkali na nnu dị iche iche; mkpa ihe nkiri permeability ka mmiri vepo na ikuku, mmiri absorption Low; adịghị mma iguzogide ịka nká,GỤKWUO …
Kedu ihe bụ usoro mmepụta nke polyethylene
Enwere ike kewaa usoro mmepụta nke polyethylene n'ime: Usoro nrụgide dị elu, a na-eji usoro nrụgide dị elu na-emepụta obere njupụta polyethylene. Usoro nrụgide dị ala. N'ihe gbasara usoro nrụgide dị ala, e nwere usoro slurry, usoro ngwọta na usoro gas. A na-eji usoro nrụgide dị elu na-emepụta polyethylene dị ala. Emepụtara usoro a n'oge. Polyethylene nke usoro a mepụtara bụ ihe dị ka 2/3 nke mkpokọta polyethylene, mana ọ nwere.GỤKWUO …
Kedu ihe na-agbanwe Polyethylene?
Kedu ihe na-agbanwe Polyethylene? Ụdị polyethylene gbanwetụrụ gụnyere chlorinated polyethylene, chlorosulfonated polyethylene, polyethylene jikọtara cross na ụdị agwakọtara gbanwetụrụ. Polyethylene Chlorinated: Chloride na-enweghị usoro nke enwetara site na iji chlorine dochie atom hydrogen na polyethylene. A na-eme chlorination n'okpuru mmalite nke ìhè ma ọ bụ peroxide, ma na-emepụta ya site na usoro nkwusioru mmiri na ụlọ ọrụ. N'ihi ọdịiche dị na ịdị arọ na nkesa molecular, ogo ngalaba, ogo chlorination mgbe chlorination gasịrị, nkesa chlorine atom na kristal residual.GỤKWUO …
Njirimara anụ ahụ na kemịkalụ nke resin polyethylene
Njirimara anụ ahụ na kemịkalụ nke Polyethylene Resin Chemical Properties Polyethylene nwere ezigbo nkwụsi ike nke kemịkalụ ma na-eguzogide ọgwụ nitric acid, dilute sulfuric acid na ntinye ọ bụla nke hydrochloric acid, hydrofluoric acid, phosphoric acid, formic acid, acetic acid, mmiri amonia, amines, hydrogen. peroxide, sodium hydroxide, potassium hydroxide, wdg ngwọta. Mana ọ naghị eguzogide corrosion siri ike oxidative, dị ka fuming sulfuric acid, nitric acid concentrated, chromic acid na sulfuric acid ngwakọta. N'ime ụlọ okpomọkụ, ihe mgbaze ndị a kpọtụrụ aha n'elu ga-eji nwayọọ nwayọọGỤKWUO …
Gịnị bụ General Njirimara nke polyethylene resin
General Ngwongwo nke Polyethylene Resin Polyethylene resin bụ ihe na-adịghị egbu egbu, ntụ ntụ ọcha ma ọ bụ granule na-enweghị isi, ọcha na-acha ọcha n'ọdịdị, nke nwere mmetụta dị ka wax, yana mmịnye mmiri dị ala, ihe na-erughị 0.01%. Ihe nkiri polyethylene na-apụta ìhè ma na-ebelata na kristal na-abawanye. Ihe nkiri polyethylene nwere ikike mmiri dị ala mana ikuku ikuku dị elu, nke na-adabaghị maka nkwakọ ngwaahịa ọhụrụ ma dabara adaba maka nkwakọ ngwaahịa mmiri. Ọ bụ ọkụ na-ere ọkụ, nke nwere ikuku oxygen nke 17.4, obere anwụrụ ọkụ mgbe ọ na-ere ọkụ, obere egoGỤKWUO …
Nhazi nke Polyethylene
Nkewa nke polyethylene Polyethylene kewara n'ime nnukwu njupụta polyethylene (HDPE), obere njupụta polyethylene (LDPE) na linear low density polyethylene (LLDPE) dị ka usoro polymerization, ịdị arọ molecular na usoro agbụ. Njirimara LDPE: enweghị ụtọ, enweghị isi, anaghị egbu egbu, elu na-adịghị mma, ihe na-acha ọcha na-acha ọcha, njupụta dị ka 0.920 g / cm3, ebe agbaze 130 ℃ ~ 145 ℃. Insoluble na mmiri, ubé soluble na hydrocarbons, wdg Ọ nwere ike idi ozize nke ọtụtụ acid na alkalis, nwere ala mmiri absorption, ka nwere ike ịnọgide na-enwe mgbanwe na ala okpomọkụ, na nwere.GỤKWUO …
Mmalite nkenke nke polyethylene resin
Okwu mmalite nke Polyethylene Resin Polyethylene (PE) bụ resin thermoplastic enwetara site na polymerizing ethylene. N'ime ụlọ ọrụ, a na-etinyekwa copolymer nke ethylene nwere obere alfa-olefin. Polyethylene resin enweghị isi, anaghị egbu egbu, ọ na-adị ka wax, nwere ezigbo nguzogide okpomọkụ dị ala (opekempe na-arụ ọrụ nwere ike iru -100 ~ -70 Celsius C), nkwụsi ike kemịkalụ dị mma, ma nwee ike iguzogide oke acid na alkali (anaghị eguzogide oxidation). Natural acid). Ọ bụ ihe a na-adịghị ahụkebe na ihe mgbaze nkịtị na ụlọ okpomọkụ, na-enwe obere mmịnye mmiri na ọkụ eletrik dị mmaGỤKWUO …