Li-halogen ke eng?
Lintho tse kang fluorine, chlorine, bromine, iodine le astate ke li-halogens 'me li hlaha sehlopheng sa bosupa se seholo tafoleng ea periodic ea likarolo.Li fumaneha lik'hemik'hale tse ngata tsa lik'hemik'hale, mohlala ho polyvinylchloride.PVC, joalo ka ha e tsejoa ka nako e khuts'oane, e tšoarella haholo, ke ka lebaka leo e sebelisetsoang lihlahisoa tse ngata tsa tekheniki, hammoho le ho kenya lisebelisoa le lisebelisoa tsa sheath ka likhoele.Chlorine le li-halogen tse ling hangata li kenyelletsoa e le li-additives ho ntlafatsa tšireletso ea lelakabe.Empa hoo ho tla le theko.Li-halogen li kotsi bophelong.Ka lebaka lena, lipolasetiki tse se nang li-halogen li ntse li sebelisoa haholo bakeng sa likhoele.
Mohala o se nang halogen ke eng?
Joalo ka ha lebitso la bona le fana ka maikutlo, likhoele tse se nang halogen ha li na halogen sebopehong sa polasetiki.Lipolasetiki tse nang le li-halogen li ka khetholloa ka likarolo tsa lik'hemik'hale ka mabitso a tsona, joalo ka polyvinyl chloride e boletsoeng pejana, rabara ea chloroprene, fluoroethylene propylene, fluoro polymer rabara, joalo-joalo.
Haeba u batla kapa u tlameha ho sebelisa likhoele tse se nang halogen, etsa bonnete ba hore li na le lipolasetiki tse kang rabara ea silicone, polyurethane, polyethylene, polyamide, polypropylene, thermoplastic elastomers (TPE) kapa rabara ea ethylene propylene diene.Ha li na li-stabilizer kapa li-softeners tsa tšepe e boima, 'me li-additives bakeng sa tšireletso ea lelakabe li bolokehile tikolohong.
Lithapo tse se nang halogen li khethoa joang?
Thapo ha e na halogen haeba ho se na li-halogen tse kang chlorine, fluorine kapa bromine tse sebelisoang ho kenya letsoho le thepa ea sheath.Litšoelesa tsa cable, li-hose system, lihokelo kapa li-hose tse honyehang, joalo kaSIRELETSA tšubuhlellano ea HF e ntseng e honyehaho tloha Mingxiu, e ka boela ea etsoa ka lipolasetiki tse se nang halogen, kahoo ha li na halogen.Haeba o hloka lithapo tse se nang halogen, mohlala, ka kopo ela hloko mabitso a latelang a sehlahisoa:
| Li-plastiki tsa halogenated | Li-plastiki tse se nang halogen |
| Chlorinephen-rabaraFloorethylene Propylene Fluorprabara ea oli PolyvinylChloride | Rabara ea siliconePolyurethane Polyethylene Polyamide Polypropylene Thermoplastic Li-elastomers |
Ke hobane'ng ha likhoele tse se nang halogen li le bohlokoa bakeng sa tšireletso ea mollo?
Li-halogen li ka senya bophelo bo botle.Sena ke 'nete haholo ha lipolasetiki tsa halogenated, haholo-holo PVC, li cha.Haeba mollo o qhoma, hydrogen halide e lokolloa ka polasetiki.Li-halogens li kopana le metsi, joalo ka metsi a timang a sebelisoang ke setsi sa mollo kapa mokelikeli o tsoang ho mucous membranes, ho etsa li-acids - chlorine e fetoha hydrochloric acid, fluorine ea hydrofluoric acid e senyang haholo.Ho phaella moo, ho ka etsoa motsoako oa dioxin le lik'hemik'hale tse ling tse chefo haholo.Haeba li ka kena litseleng tsa moea, li ka baka tšenyo le ho baka ho bipetsana.Esita le haeba motho a ka pholoha mollong, bophelo ba hae bo ka senyeha ka ho sa feleng.Sena ha se joalo haholo bakeng sa likhoele tse se nang halogen.
Bakeng sa tšireletso e kopanetsoeng ea mollo, lithapo li lokela ho ba le tšireletso ea lelakabe le ho hlahisa mosi o tlaase.Tšireletso ea lelakabe e liehisa ho tuka le ho ata ha lelakabe le ho khothalletsa ho itima.Bahlahisi ba tobane le bothata mona, kaha chlorine le bromine ke lintho tse thibelang lelakabe tse khabane, ke ka lebaka leo hangata li kopantsoeng le lipolasetiki tsa likhoele.Leha ho le joalo, ka lebaka la likotsi tsa bophelo bo botle tse boletsoeng, sena se phehisana khang ’me se lumelloa feela moo ho seng batho ba kotsing.Ka lebaka leo, Mingxiu e sebelisa lisebelisoa tse nang le ts'ireletso e phahameng ea lelakabe empa ntle le li-halogen.
Molemo oa likhoele tse se nang halogen ke ofe?
Haeba lithapo tse se nang halogen li futhumatsoa haholo kapa li chesoa haholo, li etsa li-acid tse sa jeng haholo kapa likhase tse kotsi bophelong.Lithapo tsa XLPE kapa lithapo tsa data tse tsoang Mingxiu li loketse haholo ho sebelisoa meahong ea sechaba, lipalangoang kapa ka kakaretso moo mollo o ka lematsang batho kapa liphoofolo hampe kapa oa senya thepa.Li na le khase e fokolang ea mosi, kahoo li hlahisa mosi o fokolang 'me li nolofalletsa batho ba qabeletsoeng ho fumana litsela tsa ho baleha.
Lithapo tse se nang halogen li bohlokoa haholo haeba u batla ho netefatsa hore na ho ka khoneha ho boloka ts'ebetso joang ha ho ka cha.Sena se ka ba sa bohlokoa mehahong eo lik'hamera tse behang leihlo li fana ka litšoantšo tsa mohloli oa mollo.Cable ea data e lebelo le holimo e tsoang Mingxiu e fetisetsa data ka sekhahla se felletseng sa phetisetso le kamora lihora tse peli mollong.
Nako ea poso: Mar-25-2022