Matsayin CPE a cikin Hadakar Kayan Wutar Lantarki na PVC
Ta amfani da ƙofofi da tagogi na filastik da aka haɗa da CPE da PVC, sassauci, tauri da ƙarancin zafin jiki sun inganta sosai, kuma juriyar yanayi, juriyar zafi da kwanciyar hankali na sinadarai suna da kyau.
Kayan haɗin PVC da filastik galibi sun ƙunshi resin PVC da abubuwan cikawa. Ta hanyar haɗawa da zaruruwan shuka, daidaita fasahar dabara, da kuma gyaran haɗakar jiki tare da CPE mai gyarawa (polyethylene mai chlorinated) (tare da tasirin ƙaruwa da tasirin Gyara), wanda zai iya inganta tauri, tauri, ƙarfi, juriyar zafi da jinkirin harshen wuta na samfurin (a cikin kewayon da aka yarda da buƙatun mallakar jiki, mafi girman abun ciki na chlorine na CPE, mafi kyawun tasirin jinkirin harshen wuta), ƙara ƙarfin juriya, inganta karyewar da juriyar PVC.
Tsarin gyaran kayan haɗin bishiyoyi da filastik na PVC ya bambanta sosai da na kayan filastik na yau da kullun. Tunda babban ɓangaren zaren shuka shine cellulose, cellulose yana ɗauke da adadi mai yawa na ƙungiyoyin hydroxyl, kuma waɗannan ƙungiyoyin hydroxyl suna samar da haɗin hydrogen na intermolecular, wanda ke sa zaren shuka suna da ƙarfi da kuma sha ruwa. A gefe guda kuma, yawancin kayan thermoplastic ba su da polar kuma suna da hydrophobic, don haka daidaito tsakanin su biyun ba shi da kyau sosai, ƙarfin haɗin gwiwa a mahaɗin yana da ƙarami, kuma adadin cika zaren shuka yana da girma, don haka ruwa da iya sarrafawa na kayan suna zama marasa kyau, ƙullawa da ƙera extrusion suna da wahala. Saboda haka, inganta tsarin kayan haɗin itace da filastik ya taka rawa sosai wajen inganta sarrafa ƙera da aikin samfur.
An fara ƙirƙirar CPE cikin sauri a matsayin mai gyaran PVC, kuma PVC da aka gyara har yanzu yana ɗaya daga cikin mahimman fannoni na aikace-aikacen CPE. CPE yana da kyawawan kaddarorin cikewa, kuma ana iya ƙara adadi mai yawa na abubuwan cikawa daban-daban don inganta halayensa na tauri, matsi da nakasa ta dindindin, da rage farashi. Hakanan an inganta ƙimar amfani da PVC da aka gyara.
A cikin software da aka gyara na CPE da samfuran PVC masu tauri, idan aka kwatanta da sauran polymers kamar PE da PP, tasirin hana harshen wuta yana da matuƙar muhimmanci. Ana gyara yawancin samfuran PVC masu tauri tare da mai gyara CPE tare da abun ciki na chlorine na 36%, kuma yawancin ƙarfin tasirinsa yawanci ana samunsa ta hanyar CPE tare da ƙwayoyin chlorine da aka rarraba bazuwar akan babban sarkar polyethylene. Saboda haka, wannan mai gyara za a iya inganta shi sosai dangane da iya sarrafawa, warwatsewa, da ƙarfin tasiri.
YIN AMFANI DA CPE AKAN LAYIN RUWA, TAYI, DA BELT
Tunda kwayar CPE ba ta ƙunshi sarƙoƙi biyu ba, tana da juriyar yanayi mai kyau, juriyar harshen wuta, kwanciyar hankali na zafi fiye da PVC, ƙarancin farashi da kyakkyawan aiki. Yana narkewa a cikin hydrocarbons masu ƙamshi da hydrocarbons masu halogenated, wanda ba ya narkewa a cikin hydrocarbons na aliphatic, yana ruɓewa sama da 170 ° C, kuma yana fitar da iskar hydrogen chloride. Yana da tsarin sinadarai mai ƙarfi, juriya mai kyau ga tsufa, juriya ga harshen wuta, juriya ga sanyi, juriya ga yanayi, launi mai kyauta, juriya juriya ga sinadarai, juriya ga ozone da rufin lantarki, kyakkyawan jituwa da sarrafawa, ana iya haɗa shi da PVC, PE, PS da roba don inganta halayensa na zahiri.
CPE wani sabon nau'in kayan roba ne mai jerin kyawawan halaye. Kyakkyawan gyaran tasiri ne ga robobi na PVC da robar roba mai kyawawan halaye masu kyau. Yana da aikace-aikace iri-iri kuma an yi amfani da shi sosai a cikin kebul, wayoyi, bututu, tef, kayayyakin roba da filastik, kayan rufewa, da bel ɗin jigilar kaya masu hana wuta. , membrane mai hana ruwa, fim da kayan da aka yi wa ado daban-daban da sauran kayayyaki. Haka kuma ana iya haɗa CPE da polypropylene, polyethylene mai ƙarfi da ƙasa, ABS, da sauransu don inganta juriyar wuta, juriyar tsufa da aikin bugawa na waɗannan robobi. Ana iya ɗaukar CPE a matsayin copolymer na ethylene, polyethylene da 1.2-dichloroethylene. Sarkar kwayoyin halittarsa cike take kuma ana rarraba ƙwayoyin chlorine na polar bazuwar. Saboda kyawawan halayensa na zahiri da sinadarai, ana amfani da shi sosai a cikin injina da wutar lantarki, sinadarai, kayan gini da masana'antar haƙar ma'adinai. Juriyar zafi ta CPE, juriyar ozone da juriyar yanayi, juriyar tsufa ta fi yawancin roba, juriyar mai ta fi robar nitrile (ABR), neoprene (CR), juriyar tsufa ta fi juriyar vinyl chloride (CSM) kyau; juriyar acid, Alkali, gishiri da sauran kaddarorin lalata, ba su da guba, suna hana harshen wuta, babu haɗarin fashewa.
YIN AMFANI DA CPE A CIKIN TAWADA
Ana iya sarrafa polyethylene mai sinadarin chlorine ta hanyar yin allura da kuma yin amfani da shi wajen yin amfani da shi. Duk da haka, tunda CPE ya ƙunshi adadi mai yawa na ƙwayoyin chlorine, ya kamata a ƙara wani kaso na masu daidaita zafi, antioxidants da masu daidaita haske a cikin CPE kafin a yi amfani da shi don kare daidaiton abun da ke ciki da kuma aikinsa. CPEs masu ƙarancin chlorine kuma ana samun su a cikin gyaran juyi da kuma gyaran busa.
A halin yanzu, polyethylene mai sinadarin chlorine galibi ana amfani da shi azaman gyara ga PVC, HDPE da MBS a masana'antar samfuran filastik. Bayan haɗa wani yanki na CPE a cikin resin polyvinyl chloride, ana iya fitar da shi zuwa samfura kamar bututu, faranti, rufin waya, bayanan martaba, fina-finai, fina-finan rage girman kaya, da sauransu tare da kayan aikin sarrafa PVC gabaɗaya; ana iya amfani da shi don shafa, gyaran matsi, da sauransu. Roba, lamination, haɗin kai, da sauransu; ana amfani da shi azaman gyara ga PVC da PE, wanda zai iya inganta aikin samfura, inganta sassauci, tauri da ƙarancin aikin zafin jiki na PVC, da rage zafin embrittlement zuwa -40°C; juriya ga yanayi, juriyar zafi da kwanciyar hankali na sinadarai suma sun fi sauran masu gyara kyau; a matsayin gyara ga PE, yana iya inganta bugawa, jinkirin harshen wuta da sassauci na samfuransa, da kuma ƙara yawan kumfa PE.
Resin polyethylene mai sinadarin Chlorin wani sabon nau'in kayan roba ne mai jerin kyawawan halaye. Yana da kyau wajen gyara tasirin robobi na PVC da kuma robar roba mai kyawawan halaye. Yana da aikace-aikace iri-iri kuma an yi amfani da shi sosai a cikin kebul, wayoyi, bututu, tef, kayayyakin roba da filastik, kayan rufewa, da bel ɗin jigilar kaya masu hana harshen wuta. , membrane mai hana ruwa, fim da kayan da aka yi wa ado daban-daban da sauran kayayyaki. Haka kuma ana iya haɗa CPE da polypropylene, polyethylene mai ƙarfi da ƙasa, ABS, da sauransu don inganta juriyar harshen wuta, juriyar tsufa da aikin bugawa na waɗannan robobi. Ana iya ɗaukar CPE a matsayin copolymer na ethylene, polyethylene da 1.2-dichloroethylene. Sarkar kwayoyin halittarsa cike take kuma ana rarraba atom ɗin chlorine na polar bazuwar. Saboda kyawawan halayensa na zahiri da sinadarai, ana amfani da shi sosai a cikin injina da wutar lantarki.
sinadarai, kayan gini da masana'antar hakar ma'adinai. Juriyar zafi ta CPE, juriyar ozone da juriyar yanayi, juriyar tsufa ta fi yawancin roba, juriyar mai ta fi robar nitrile (ABR), neoprene (CR), juriyar tsufa ta fi juriyar vinyl chloride (CSM) kyau; juriyar acid, Alkali, gishiri da sauran kaddarorin lalata, ba su da guba, suna hana harshen wuta, babu haɗarin fashewa.
Ana amfani da shi galibi a cikin: waya da kebul (kebulan ma'adinan kwal, wayoyi da aka ƙayyade a cikin ƙa'idodin UL da VDE), bututun hydraulic, bututun mota, tef, zanen roba, gyaran bututun bayanin martaba na PVC, kayan maganadisu, gyaran ABS, da sauransu.
AIKIN CPE A FIM
1. Masu amfani da filastik da antioxidants da ake amfani da su a roba da robobi sun fi tasiri a cikin PVC mai laushi da taushi, musamman a cikin ƙera allura da samfuran da aka sarrafa na biyu. Yi amfani da CPE azaman mai amfani da filastik na PVC, babu faɗuwa, babu ƙaura, babu cirewa, kuma yana da juriyar ozonation da juriyar tsatsa, dacewa mai kyau. Lokacin yin fina-finai, fata ta wucin gadi, tafin takalma, bututu, da sauransu, yana iya ƙara laushi, launi da tsawaita rayuwar samfuran. Ana amfani da shi don ƙera bututun hana tsatsa, wayoyi, faranti, da sassan da aka matse don filayen mai, kuma farashinsa ya yi ƙasa da kashi 30% zuwa 40% fiye da sauran PVC da aka gyara. Kumfa mai hana wuta da juriya ga sanyi ana iya yin shi ta hanyar haɗa CPE da PE da PP, kuma aikinsa ya fi na kumfa polyurethane da polystyrene. Amfani da CPE azaman mai amfani da filastik na dindindin don ABS, AS, PS, da sauransu don samar da harsashi na kayan gida, layuka, sassan mota, kayan haɗi na lantarki da lantarki, da tef ɗin mai hana wuta na iya rage farashi.
2. Ana amfani da shi a cikin kayan haɗin roba CPE roba ce ta musamman ta roba mai kyau wacce ke da kyakkyawan aiki, musamman ma ta dace da wayoyi da kebul waɗanda ke da buƙatu masu yawa kan juriyar zafi, juriyar harshen wuta da halayen lantarki, da kuma bel ɗin jigilar kaya masu hana harshen wuta. Haka kuma ana iya amfani da shi don bututun mai, gina membranes masu hana ruwa da layin kayan aikin sinadarai, da sauransu. Robar da aka yi da kayan tushe na roba na CPE ta fi neoprene kyau dangane da juriyar lalacewa, halayen dielectric, juriyar zafi, juriyar tsufa, juriyar mai, da sauransu. Kamar roba, farashinsa ya yi ƙasa da na robar neoprene da nitrile, kuma ana iya amfani da shi a masana'antar waya da kebul, sassan motoci, bututun mai mai zafi da mai, bututun, da sauransu. Juriyar iskar gas ta CPE tana kama da ta robar chlorine. Bugu da ƙari, ana amfani da CPE sosai a cikin samfuran roba daban-daban.
3. Haɗin CPE CPE/styrene/acrylonitrile copolymer yana da juriya mai ƙarfi, juriyar harshen wuta, juriya ga yanayi da ƙarancin zafin jiki, kuma filin aikace-aikacensa na iya yin gogayya da ABS. CPE/styrene/methacrylic acid copolymer yana da ƙarfin tasiri mai yawa, bayyananne da kwanciyar hankali na yanayi. Haɗa CPE da NBR na iya inganta halaye daban-daban na NBR kuma ana iya amfani da shi don samar da bututun roba mai jure wa mai. Ana iya amfani da CPE tare da SBR don samar da bututun roba da membranes masu hana ruwa; ana amfani da shi tare da roba mai amfani da gabaɗaya, ana iya amfani da shi azaman samfuran roba kamar zane na ruwan sama, tayoyin keke masu launi, bututun iska masu hana harshen wuta, da kebul. A Japan, galibi ana haɗa CPE da kayan roba da filastik don inganta aikin sarrafawa, bayyanar samfura da ingancin ciki. Tare da ƙaruwar fitarwa na CPE da haɓaka fasahar sarrafawa, ana iya samar da haɗin CPE/EVA, waɗanda ke da kyakkyawan kwanciyar hankali kuma ana amfani da su don samar da faranti masu kyau kuma ana amfani da su don samar da faranti da aka kiyaye a ƙananan yanayin zafi. Ana amfani da CPE/styrene mai sinadarin chlorine wajen kera na'urorin hana wuta, kumfa mai hana wuta, rufin rufi, da sauransu.
4. Ana iya yin CPE don rufin musamman da membranes masu hana ruwa shiga rufi na musamman, kamar murfin hana lalata, murfin hana gurɓatawa, murfin hana ruwa shiga, da sauransu, don maye gurbin wasu rufi. Ana haɗa CPE/PVC don yin membrane mai hana ruwa shiga, wanda shine kayan hana ruwa shiga matsakaici. Juriyar yanayi, juriyar ozone, da kuma jinkirin harshen wuta suna kama da na membranes na roba mai inganci na ethylene-propylene, kuma yana da ƙarancin farashi da kyakkyawan aikin gini. Narkewar CPE a cikin sinadarai na yau da kullun na iya yin murfin hana lalata. Bayan haɗa CPE da kwalta, da sauransu, ana amfani da shi sau da yawa don ƙera murfin hana ruwa shiga rufi tare da ingantaccen aiki.
5. Polyethylene mai yawan chlorine Polyethylene mai yawan chlorine yana da sinadarin chlorine na kashi 61% zuwa 75%. Samfuri ne mai tauri, mai jure zafi, mai ƙarfi kamar gilashi, kuma kayan da ke samar da fim tare da kyawawan halaye. Ana iya haɗa shi da fenti na alkyd, resin epoxy, phenolic, polyester mara cika, polyacrylate, da sauransu don yin murfin hana tsatsa tare da ingantaccen kwanciyar hankali na sinadarai. Rashin ƙarfinsa na wuta, juriya ga tsatsa, juriya ga yanayi, da sassauci duk sun fi robar chlorine kyau. Madadin robar chlorine. Polyethylene mai yawan chlorine yana da kyawawan halaye na mannewa ga ƙarfe da siminti, don haka yana da tasiri mai kyau ga waɗannan kayan. Polyethylene mai yawan chlorine yana da kyakkyawan daidaito tare da launuka marasa tsari da na halitta, kuma ana iya amfani da shi don yin murfin hana wuta.
6. Sauran aikace-aikace Ƙara CPE a cikin man fetur na iya rage zafin daskarewarsa, kuma ƙarin abubuwa don man gear na iya inganta juriyar man ga matsin lamba. Ƙara CPE a cikin yanke mai da haƙa mai na iya inganta rayuwar kayan aiki. Bugu da ƙari, ana amfani da CPE a cikin masu laushi na fata da masu kauri na tawada na bugawa, da sauransu, kuma kewayon aikace-aikacensa yana faɗaɗa koyaushe.
MENENE MATSAYIN ƘARA CPE A CIKIN KIRA TA ROBA?
Polyethylene mai sinadarin Chlorin (CPE) wani abu ne mai cike da polymer, kamanninsa fari ne, ba shi da guba kuma ba shi da ɗanɗano, yana da kyakkyawan juriya ga yanayi, juriya ga ozone, juriya ga sinadarai da juriya ga tsufa, kuma yana da kyakkyawan juriya ga mai, jinkirin harshen wuta da aikin launi. Kyakkyawan tauri (har yanzu yana da sassauƙa a -30°C), kyakkyawan jituwa da sauran kayan polymer, zafin jiki mai yawa, rushewa don samar da HCl, HCL na iya haɓaka amsawar dechlorination na CPE. Polyethylene mai sinadarin Chlorin wani abu ne na polymer da aka yi daga polyethylene mai yawan yawa (HDPE) ta hanyar maye gurbin chlorination. Dangane da tsari da amfani daban-daban, ana iya raba polyethylene mai sinadarin chlorinated zuwa polyethylene mai sinadarin chlorinated na nau'in resin (CPE) da polyethylene mai sinadarin chlorinated na nau'in elastomer (CM). Baya ga amfani da shi kaɗai, ana iya haɗa resins na thermoplastic tare da polyvinyl chloride (PVC), polyethylene (PE), polypropylene (PP), polystyrene (PS), ABS har ma da polyurethane (PU). A masana'antar roba, ana iya amfani da CPE a matsayin roba ta musamman mai inganci, kuma ana iya amfani da ita tare da robar ethylene-propylene (EPR), robar butyl (IIR), robar nitrile (NBR), polyethylene chlorosulfonated (CSM), da sauransu. Ana amfani da wasu gaurayen roba.
