Category: Polyethylene
muzvarirwo: Husina kunaka, husinganhuhwi, husina muchetura, husina kupenya, mukaka chena wakisi zvimedu zvine density inosvika 0.920 g/cm3 uye nzvimbo yekunyungudika ye130℃ kusvika 145℃. Isinganyunguriki mumvura, inonyungudika zvishoma mumahydrocarboni, nezvimwewo. Inogona kuramba kukukurwa kweasidhi yakawanda uye alkalis, ine mvura shoma inotorwa, inochengetedza kushanduka kwekushisa, uye ine yakakwirira yemagetsi ekudzivirira.
Muitiro wekugadzira: Pane kunyanya maviri maitiro ekugadzira: high-pressure tubular process uye kettle process. Kuti uderedze tembiricha yekuita uye kudzvanywa, iyo tubular process generally inoshandisa yakaderera-tembiricha uye yakakwirira-chiitiko ekutanga kutanga iyo polymerization system. High-purity ethylene ndiyo inonyanya kushandiswa, uye propylene, propane, nezvimwewo zvinoshandiswa se density adjusters. Iyo polymerization reaction inoitwa pasi pemamiriro angangoita 200 ℃ kusvika 330 ℃ uye 150 kusvika 300 MPa uchishandisa yakakwirira-chiitiko ekutanga. Iyo polymer yakanyungudutswa yakatangwa nepolymerization mureactor inofanirwa kutonhodzwa uye kuparadzaniswa pasi pekumanikidzwa kukuru, kudzvanywa kwepakati, uye kuderera. Iyo yakakwira-kumanikidza kutenderera gasi inotonhorera uye yakapatsanurwa uye yozotumirwa kune inopinza ye Ultra-yakakwirira-kumanikidza (300 MPa) compressor. Iyo yepakati-kumanikidza kutenderera gasi inotonhorera uye yakapatsanurwa uye yozotumirwa kune inopinza yeyakanyanya-kudzvanywa (30 MPa) compressor. Iyo yakaderera-kumanikidza kutenderera gasi inotonhodzwa uye yakapatsanurwa uye yobva yadzokororwa neiyo yakaderera-pressure (0.5 MPa) compressor. Iyo polyethylene yakanyungudutswa inoparadzaniswa pasi pekumanikidza kwakanyanya uye yakaderera kudzvinyirira uye yozotumirwa kune granulator yekucheka mvura. Munguva yegranulation, akakodzera anowedzera anogona kuwedzerwa zvichienderana neakasiyana masimidhi ekushandisa, uye zvimedu zvinoputirwa uye kutumirwa.
Zvishandiso: Inogona kugadzirwa nejekiseni kuumba, extrusion molding, blow molding, etc. Inonyanya kushandiswa seagricultu.ral firimu, maindasitiri ekurongedza firimu, mishonga uye chikafu chekurongedza firimu, mekiniki zvikamu, zvinodikanwa zvezuva nezuva, zvekuvakisa, waya uye tambo yekuvharisa, machira, uye pepa rekugadzira, nezvimwe.
Polyethylene Powder Paint
Polyethylene poda pendi ndiyo yakakura uye inonyanya kushandiswa mhando ye thermoplastic poda pendi. Iyo yakanakisa resin inopa hwaro hwepamusoro-gloss coatings ye polyethylene poda pendi. Firimu yekuputira ine zvinotevera zvakanakira: a) yakanakisa kudzivirira kwemvura, asidhi uye alkali kushorwa, makemikari kuramba, uye mwero wekunyudzwa kwemvura pazasi 0.001%; b) kunaka kwekushisa kwekushisa uye kuvharwa kwemagetsi, kusina magetsi emagetsi; c) yakanakisa tensile simba, kuchinjika, uye kukanganisa kupikisa; d) yakanaka yakaderera-kupisa kuramba, hapana kutsemuka pa -40 ℃ kweanopfuura 400h, inogona kushandiswa munzvimbo inotonhora yekuchamhembe; e) mutengo wakaderera wemidziyo, isina chepfu.
Rudzi urwu rwependi yehupfu inopa bhaisikopo rekuputira kuenzana kwakanaka, kupfava, uye kunzwa waxy. Kana iyo firimu yekuputira yepolyethylene poda pendi ikasangana nemamwe masolvents kana detergents, inokurumidza kutsemuka nekuda kwekunetsekana kuputika. Kazhinji, mamwe marudzi eresin anoshandiswa kushandura polyethylene resin, kuvandudza zvakanyanya mechanical properties ye polyethylene poda pendi, kuvandudza kunamatira kwayo kune substrate, nekusimudzira kukura kwemhando iyi yekuputira, kuwedzera zvikuru minda yekushandiswa kwayo.
Iyo ramangwana rekusimudzira maitiro e polyethylene poda coating
Polyethylene poda chinhu chakakosha chekugadzira zvinhu, inova musanganiswa wepolymer wakagadzirwa kubva kuethylene monomer uye unoshandiswa zvakanyanya mukugadzira zvigadzirwa zvepurasitiki, fiber, midziyo, mapaipi, waya, tambo nemimwe minda. Nekuenderera mberi kwekuiswa kwezvinhu zvitsva uye matekinoroji matsva, kushandiswa kwepolyethylene poda kuri kuwedzera zvakare. Mafambiro ebudiriro yeramangwana achave seanotevera: 1. Green uye kuchengetedzwa kwezvakatipoteredza maitiro: Nekuwedzera kwekuziva kwekuchengetedza kwezvakatipoteredza, budiriro yegirinhi uye nharaunda.Verenga Zvimwe…
Chii chinonzi HS kodhi yepolyethylene poda yekupotera?
Nhanganyaya yeHS kodhi yepolyethylene poda coating HS CODE ndiyo chidimbu che "Harmonized Commodity Description uye Coding System". Harmonization System Code (HS-Code) yakagadzirwa neInternational Customs Council uye zita rechirungu rinonzi The Harmonization System Code (HS-Code). Zvinhu zvakakosha zvetsika nekupinda kwezvinhu uye kubuda manejimendi emasangano enyika dzakasiyana siyana kuti asimbise zvikamu zvezvinhu, kuita commodity classification management, kuongorora tariff miyero, uye kuongorora hunhu hwemhando yezvigadzirwa ndizvo zvinozivikanwa zvitupa zvekunze.Verenga Zvimwe…
Chii chinonzi CN nhamba ye polyethylene powder?
Iyo CN nhamba yepolyethylene hupfu: 3901 Polymers ethylene, mumhando dzekutanga: 3901.10 Polyethylene ine chaiyo giravhiti isingasviki 0,94: -3901.10.10 Linear polyethylene -3901.10.90 Zvimwe 3901.20. kana kupfuura: —-0,94 Polyethylene mune imwe yemafomu akataurwa mutsamba 3901.20.10(b) kuchitsauko chino, yehukuru hwehukuru hwe6 kana kupfuura pa0,958 °C, ine: 23 mg/kg kana kushomeka kwealuminium, 50 mg/kg kana kuti pasi pe calcium, 2 mg/kg kanaVerenga Zvimwe…
Chii chinonzi Polyethylene Paint
Polyethylene Paint, inozivikanwawo seplastiki coatings, machira anoiswa kune epurasitiki zvinhu. Mumakore achangopfuura, machira epurasitiki ave achishandiswa zvakanyanya munharembozha, TV, komputa, mota, midhudhudhu accessories uye mimwe minda, senge mota dzekunze zvikamu uye zvemukati zvikamu. Zvikamu, machira epurasitiki anoshandiswawo zvakanyanya mumitambo uye midziyo yekuvaraidza, cosmetic kurongedza, uye matoyi. Thermoplastic acrylate resin coatings, thermosetting acrylate-polyurethane resin yakagadziridzwa coatings, chlorinated polyolefin yakagadziridzwa coatings, yakagadziridzwa polyurethane coatings uye mamwe marudzi, pakati peiyo acrylic coatings.Verenga Zvimwe…
Chii chinonzi High Density Polyethylene
High density polyethylene (HDPE), chena poda kana granular chigadzirwa. Isiri-chepfu, isina kunaka, crystallinity ye80% kusvika 90%, kupfava kwe125 kusvika 135 ° C, shandisa tembiricha kusvika ku100 ° C; kuoma, kusimba simba uye ductility zviri nani pane yakaderera density polyethylene; kupfeka kupikisa, magetsi Kuchengetedza kwakanaka, kusimba uye kudzivirira kutonhora; kunaka kwemakemikari kugadzikana, kusingagadziriswi mune chero organic solvent pakamuri tembiricha, ngura kuramba asidhi, alkali uye akasiyana munyu; firimu rakaonda permeability kumhute yemvura nemhepo, kutorwa kwemvura Yakaderera; kusaramba kuchembera,Verenga Zvimwe…
Chii chinonzi Kugadzira Maitiro ePolyethylene
Nzira yekugadzira ye polyethylene inogona kukamurwa kuva: High pressure method, high pressure method inoshandiswa kubudisa low density polyethylene. Medium pressure Low pressure method. Nezve nzira yakaderera yekumanikidza ine chekuita, kune slurry nzira, mhinduro nzira uye gasi chikamu nzira. Iyo yakanyanya kudzvinyirira nzira inoshandiswa kugadzira yakaderera density polyethylene. Iyi nzira yakagadzirwa kare. Iyo polyethylene inogadzirwa nenzira iyi inosvika 2/3 yehuwandu hwekubuda kwepolyethylene, asiVerenga Zvimwe…
Chii chinonzi Modified Polyethylene?
Chii chinonzi Modified Polyethylene? Mhando dzakagadziridzwa dze polyethylene dzinonyanya kusanganisira chlorinated polyethylene, chlorosulfonated polyethylene, cross-yakabatana polyethylene uye akasanganiswa akagadziridzwa marudzi. Chlorinated Polyethylene: A random chloride inowanikwa nekutsiva zvishoma maatomu ehydrogen mu polyethylene neklorini. Chlorination inoitwa pasi pekutanga kwechiedza kana peroxide, uye inonyanya kugadzirwa neaqueous suspension method muindasitiri. Nekuda kwekusiyana kwehuremu hwemamorekuru uye kugovera, dhigirii rebazi, chlorination degree mushure mekunatswa, chlorine atomu kugovera uye yakasara crystallinity yeVerenga Zvimwe…
Zvenyama Uye Kemikari Zvivakwa zvePolyethylene Resin
Zvenyama Uye Kemikari Zvivakwa zvePolyethylene Resin Chemical Properties Polyethylene ine yakanaka kugadzikana kwekemikari uye inoshingirira kunyungudutsa nitric acid, dilute sulfuric acid uye chero huwandu hwehydrochloric acid, hydrofluoric acid, phosphoric acid, formic acid, acetic acid, ammonia mvura, amines, hydrogen. peroxide, sodium hydroxide, potassium hydroxide, nezvimwewo mhinduro. Asi haidziviriri kune yakasimba oxidative corrosion, yakadai sefuming sulfuric acid, concentrated nitric acid, chromic acid uye sulfuric acid musanganiswa. Pakupisa kwekamuri, zvinonyungudutsa zvataurwa pamusoro apa zvichanonokaVerenga Zvimwe…
Chii chinonzi General Zvinhu zvePolyethylene Resin
General Zvimiro zvePolyethylene Resin Polyethylene resin isiri-chepfu, isina kunhuhwirira chena poda kana granule, chena mukaka pakutaridzika, ine kunzwa-kufanana newakisi, uye kunyura kwemvura yakaderera, isingasviki 0.01%. Iyo polyethylene firimu iri pachena uye inoderera nekuwedzera crystallinity. Iyo polyethylene firimu ine yakaderera mvura permeability asi yakakwirira mhepo permeability, iyo isingakodzeri kutsva-kuchengeta kurongedza asi yakakodzera kune hunyoro-uchapupu kurongedza. Inopfuta, ine okisijeni index ye17.4, utsi hushoma kana uchipisa, zvishoma zvishomaVerenga Zvimwe…
Classification yePolyethylene
Chikamu che polyethylene Polyethylene yakakamurwa kuita yakakwira density polyethylene (HDPE), yakaderera density polyethylene (LDPE) uye mutsara yakaderera density polyethylene (LLDPE) zvinoenderana nepolymerization nzira, molecular uremu uye cheni chimiro. LDPE Properties: isingaravike, isinganhuhwi, isina muchetura, yakagomara pasi, mukaka chena waxy zvimedu, density inosvika 0.920 g/cm3, kunyungudika 130℃～145℃. Haina kunyungudika mumvura, inonyungudika zvishoma mumahydrocarboni, nezvimwewo. Inogona kutsungirira kukukurwa kweasidhi yakawanda uye alkalis, ine kunyura kwemvura yakaderera, inogona kuramba ichichinjika patembiricha yakaderera, uye ineVerenga Zvimwe…
Sumo pfupi yePolyethylene Resin
Muchidimbu Sumo yePolyethylene Resin Polyethylene (PE) is thermoplastic resin inowanikwa ne polymerizing ethylene. Muindasitiri, macopolymers eethylene ane mashoma ealpha-olefins anosanganisirwa zvakare. Polyethylene resin haina kunhuwa, haina chepfu, inoita sewakisi, ine tembiricha yakadzika yakadzika (tembiricha yekushanda inogona kusvika -100~-70°C), kugadzikana kwekemikari yakanaka, uye inokwanisa kuramba kukukurwa kweasidhi yakawanda nealkali (isingamirire oxidation. nature acid). Haina kunyungudika mune zvakajairika zvinonyungudutsa patembiricha yekamuri, nekunyura kwemvura yakaderera uye magetsi akanakisaVerenga Zvimwe…