Ọrụ nke CPE na PVC-PLASTIC COMPOSITES
N'iji CPE na PVC jikọtara ọnụ ụzọ plastik na windo, ngbanwe, ike na arụmọrụ dị ala na-eme ka ọ dịkwuo mma, na nkwụsị ihu igwe, nkwụsị ọkụ na nkwụsi ike kemịkal dị mma.
Ihe mejupụtara osisi PVC-plastic bụ ihe mejupụtara nke resin na ihe ndozi PVC. Site compounding na osisi emep uta eri, ukpụhọde nke usoro nkà na ụzụ, na anụ ahụ Ịgwakọta mgbanwe na modifier CPE (chlorinated polyethylene) (na incremental mmetụta na mgbanwe mmetụta), nke nwere ike melite hardness, rigidity, ike, okpomọkụ iguzogide na ire ere retardancy nke ngwaahịa. n'ime ihe ndị a na-enye ohere maka ihe onwunwe anụ ahụ, ka ọdịnaya chlorine dị elu nke CPE dị elu, na-eme ka ọkụ retardancy dịkwuo mma), na-eme ka ike dị ike, melite nkwụsịtụ na nkwụsị nke PVC.
Usoro ịkpụzi extrusion nke PVC osisi-plastic ihe mejupụtara dị nnọọ iche na nke ihe plastik nkịtị. Ebe ọ bụ na akụkụ bụ isi nke eriri osisi bụ cellulose, cellulose nwere ọnụ ọgụgụ dị ukwuu nke hydroxyl dị iche iche, na ìgwè hydroxyl ndị a na-etolite njikọ nke hydrogen intermolecular, nke na-eme ka eriri osisi nwee polarity siri ike na mmịnye mmiri. N'aka nke ọzọ, ọtụtụ ihe ndị thermoplastic bụ ndị na-abụghị polar na hydrophobic, ya mere ndakọrịta n'etiti abụọ ahụ dị oke njọ, ike njikọ dị na interface dị ntakịrị, na ndochi nke ihe ọkụkụ osisi buru ibu, ya mere mmiri na-edozi ahụ na nhazi nke nhazi. ihe na-aghọ ogbenye , igwakorita na extrusion ịkpụzi na-esi ike. Ya mere, imeziwanye nhazi nke ihe mejupụtara osisi-plastic arụwo ọrụ dị mma n'ịkwalite nhazi nhazi na arụmọrụ ngwaahịa.
Emebere CPE ngwa ngwa dị ka ihe ndozi PVC, yana PVC emezigharị ka bụ otu n'ime mpaghara ngwa ngwa CPE kachasị mkpa. CPE nwere ihe ndochi dị mma, yana ọnụ ọgụgụ dị ukwuu nke ihe dị iche iche nwere ike ịgbakwunye iji melite akụrụngwa ya, mkpakọ na nrụrụ na-adịgide adịgide, ma belata ụgwọ ọrụ. A na-emeziwanye uru ojiji nke PVC a gbanwere.
Na ngwanrọ CPE gbanwere na ngwaahịa PVC siri ike, ma e jiri ya tụnyere polymers ndị ọzọ dị ka PE na PP, mmetụta ọkụ na-egbochi ọkụ dị oke mkpa. Ọtụtụ ngwaahịa PVC siri ike na-eji ihe CPE modifier nwere ọdịnaya chlorine nke 36% gbanwee, yana ike kachasị ike ya na-enwetakarị site na CPE na atom chlorine na-ekesa na-enweghị usoro na agbụ polyethylene. Ya mere, nke a modifier nwere ike dị ukwuu mma na usoro nke processability, dispersibility, na mmetụta ike.
Ngwa nke CPE NA WIRE INSULATION LAEYER, TIRE, BELT
Ebe ọ bụ na molekul CPE enweghị agbụ abụọ, ọ nwere ezigbo ihu igwe na-eguzogide, ọkụ ọkụ, nkwụsi ike nke okpomọkụ dị mma karịa PVC, ọnụ ala na arụmọrụ dị mma. Soluble na aromatic hydrocarbons na halogenated hydrocarbons, nke a na-apụghị ịsotu na hydrocarbons aliphatic, decomposes n'elu 170 Celsius C, na-ahapụ hydrogen chloride gas. Ọ nwere a kwụsiri ike chemical Ọdịdị, magburu onwe ịka nká na-eguzogide, ire ọkụ na-eguzogide, oyi na-eguzogide, ihu igwe na-eguzogide, free agba, iguzogide Chemical eguzogide, ozone iguzogide na eletriki mkpuchi, ezi ndakọrịta na processability, nwere ike blended na PVC, PE, PS na roba ka. melite ya anụ ahụ Njirimara.
CPE bụ ụdị ihe nrụpụta ọhụrụ nke nwere usoro ihe mara mma. Ọ bụ ezigbo mgbanwe mgbanwe maka plastik PVC na rọba sịntetị nke nwere ezigbo ihe zuru oke. Ọ nwere ngwa dị iche iche nke ukwuu ma jiri ya mee ihe na eriri, wires, hoses, teepu, ngwaahịa rọba na rọba, ihe mkpuchi, na eriri na-ebufe ọkụ. , Akpụkpọ anụ mmiri na-adịghị, ihe nkiri na ihe dị iche iche profaịlụ na ngwaahịa ndị ọzọ. CPE nwekwara ike jikọta ya na polypropylene, polyethylene dị elu na nke dị ala, ABS, wdg iji meziwanye ọkụ ọkụ, nkwụsị nke ịka nká na ọrụ mbipụta nke plastik ndị a. Enwere ike iwere CPE dị ka copolymer random nke ethylene, polyethylene na 1.2-dichlorethylene. Agbụ mkpụrụ ndụ ya juputara na atom chlorine polar na-ekesa na-enweghị usoro. N'ihi ọmarịcha anụ ahụ na kemịkal ya, a na-eji ya na igwe na ọkụ eletrik. , kemịkalụ, ihe owuwu ụlọ na ụlọ ọrụ Ngwuputa. CPE okpomọkụ na-eguzogide, ozone na-eguzogide na ihu igwe, nkwụsị nke ịka nká dị mma karịa ọtụtụ roba, mmanụ mmanụ dị mma karịa nitrile rubber (ABR), neoprene (CR), nkwụsị nke ịka nká dị mma karịa chlorosulfonated vinyl chloride (CSM); Nguzogide acid, Alkali, nnu na ihe ndị ọzọ na-emebi emebi, anaghị egbu egbu, ọkụ na-egbochi ọkụ, enweghị ihe mgbawa.
Ngwa nke CPE INK
Enwere ike ịhazi polyethylene chlorinated site na ịkpụzi injection na ịkpụzi extrusion. Otú ọ dị, ebe ọ bụ na CPE nwere ọnụ ọgụgụ dị ukwuu nke chlorine atom, a ga-agbakwunye ụfọdụ akụkụ nke okpomọkụ stabilizers, antioxidants na ìhè stabilizers na CPE tupu ịkpụzi iji chebe nkwụsi ike nke mejupụtara ya na arụmọrụ. CPE nke chlorine dị ala dịkwa na ịkpụzi ntụgharị na ịkpụzi ihe.
Ka ọ dị ugbu a, a na-ejikarị polyethylene chlorinated dị ka ihe mgbanwe maka PVC, HDPE na MBS na ụlọ ọrụ ngwaahịa rọba. Mgbe agwakọta a ụfọdụ nkezi nke CPE na polyvinyl chloride resin, ọ nwere ike extruded n'ime ngwaahịa ndị dị otú ahụ dị ka ọkpọkọ, efere, waya mkpuchi mkpuchi, profaịlụ, ihe nkiri, ịda mbà film, wdg na n'ozuzu PVC nhazi akụrụngwa; enwere ike iji ya mee ihe mkpuchi, ịkpụzi mkpakọ, wdg. Plastic, lamination, bonding, wdg; eji mee ihe dị ka ihe ngbanwe maka PVC na PE, nke nwere ike imeziwanye arụmọrụ ngwaahịa, meziwanye ngbanwe, ike siri ike na arụmọrụ dị ala nke PVC, ma belata okpomọkụ nke embrittlement ruo -40 ° C; iguzogide ihu igwe , nguzogide okpomọkụ na nkwụsi ike kemịkalụ dịkwa elu karịa ndị ọzọ modifiers; dị ka onye na-agbanwe maka PE, ọ nwere ike imeziwanye mbipụta, nkwụsị ọkụ na mgbanwe nke ngwaahịa ya, ma mee ka njupụta nke ụfụfụ PE dịkwuo elu.
Resin polyethylene chlorinated bụ ụdị ihe nrụpụta ọhụrụ nke nwere ọtụtụ ihe mara mma. Ọ bụ ezigbo mgbanwe mgbanwe maka plastik PVC na rọba sịntetị nke nwere ezigbo ihe zuru oke. Ọ nwere ngwa dị iche iche nke ukwuu ma jiri ya mee ihe na eriri, wires, hoses, teepu, ngwaahịa rọba na rọba, ihe mkpuchi, na eriri na-ebufe ọkụ. , Akpụkpọ anụ mmiri na-adịghị, ihe nkiri na ihe dị iche iche profaịlụ na ngwaahịa ndị ọzọ. CPE nwekwara ike jikọta ya na polypropylene, polyethylene dị elu na nke dị ala, ABS, wdg iji meziwanye ọkụ ọkụ, nkwụsị nke ịka nká na ọrụ mbipụta nke plastik ndị a. Enwere ike iwere CPE dị ka copolymer random nke ethylene, polyethylene na 1.2-dichlorethylene. Agbụ mkpụrụ ndụ ya juputara na atom chlorine polar na-ekesa na-enweghị usoro. N'ihi ọmarịcha anụ ahụ na kemịkal ya, a na-eji ya na igwe na ọkụ eletrik.
kemịkalụ, ihe ụlọ na ụlọ ọrụ Ngwuputa. CPE okpomọkụ na-eguzogide, ozone na-eguzogide na ihu igwe, nkwụsị nke ịka nká dị mma karịa ọtụtụ roba, mmanụ mmanụ dị mma karịa nitrile rubber (ABR), neoprene (CR), nkwụsị nke ịka nká dị mma karịa chlorosulfonated vinyl chloride (CSM); Nguzogide acid, Alkali, nnu na ihe ndị ọzọ na-emebi emebi, anaghị egbu egbu, ọkụ na-egbochi ọkụ, enweghị ihe mgbawa.
A na-ejikarị ya na: waya na eriri (ọkụ coal mine, wires kpọmkwem na ụkpụrụ UL na VDE), hydraulic hoses, automotive hoses, teepu, rubber sheets, PVC profile pipe modification, magnetik ihe, ABS mgbanwe, wdg.
Ngwa nke CPE na fim
1. Plasticizers na antioxidants eji na roba na plastik na-arụ ọrụ nke ọma na PVC siri ike na nke dị nro, karịsịa n'ịkpụzi injection na ngwaahịa nhazi nke abụọ. Jiri CPE dị ka PVC plasticizer, ọ dịghị na-ada ada, ọ dịghị Mbugharị, enweghị mmịpụta, na nwere ozonation iguzogide na corrosion iguzogide, ezi ndakọrịta. Mgbe ị na-eme ihe nkiri, akpụkpọ anụ artificial, akpụkpọ ụkwụ akpụkpọ ụkwụ, hoses, wdg, ọ nwere ike ịbawanye nro, agba agba na ogologo ndụ ọrụ nke ngwaahịa. A na-eji ya emepụta pipeline mgbochi corrosion, wires, efere, na akụkụ ndị a na-agbanye maka mmanụ mmanụ, ọnụ ahịa ya bụ 30% ruo 40% dị ala karịa PVC ndị ọzọ gbanwere. Enwere ike ime ụfụ ọkụ na-ekpo ọkụ na oyi na-eguzogide mmetụta site na ijikọta CPE na PE na PP, na arụmọrụ ya dị mma karịa nke polyurethane na polystyrene foam. Iji CPE dị ka plasticizer na-adịgide adịgide maka ABS, AS, PS, wdg maka mmepụta nke ngwa ngwa ụlọ, liners, akụkụ akpaaka, ngwa eletrọnịkị na ọkụ eletrik, na teepu na-ere ọkụ nwere ike ibelata ọnụ ahịa.
2. A na-eji ihe eji eme ihe na-emepụta roba CPE bụ roba pụrụ iche nke na-arụ ọrụ nke ọma, karịsịa maka wires na eriri ndị nwere ihe dị elu na-achọsi ike na nkwụsị ọkụ, ọkụ ọkụ na ọkụ eletrik, na eriri ọkụ na-ebufe eriri ọkụ. Ọ nwekwara ike a ga-eji maka mmanụ pipelines, ewu waterproof membranes na chemical akụrụngwa linings, wdg The vulcanized roba mere nke CPE na-agbanwe isi ihe dị elu karịa neoprene n'ihe banyere eyi iguzogide, dielectric Njirimara, okpomọkụ na-eguzogide, ịka nká iguzogide, mmanụ na-eguzogide. wdg Dị ka roba, ọnụ ahịa ya dị ala karịa nke neoprene na nitrile rubber, a pụkwara iji ya na ụlọ ọrụ waya na eriri igwe, akụkụ ụgbọ ala, nnukwu okpomọkụ na mmanụ na-eguzogide ọgwụ, hoses, wdg. Ihe mgbochi gas nke CPE bụ. yiri nke rọba chlorinated. Na mgbakwunye, a na-ejikwa CPE n'ọtụtụ ebe na ngwaahịa rọba dị iche iche.
3. CPE ngwakọta CPE / styrene / acrylonitrile copolymer nwere mmetụta dị elu na-eguzogide, ọkụ retardancy, ihu igwe na-eguzogide na ala okpomọkụ na-eguzogide, na ngwa ya ubi nwere ike mpi ABS. CPE/styrene/methacrylic acid copolymer nwere mmetụta dị elu ike, nghọta na nkwụsi ike ihu igwe. Ịgwakọta CPE na NBR nwere ike imeziwanye njirimara NBR dị iche iche ma enwere ike iji ya mepụta eriri roba na-eguzogide mmanụ. Enwere ike iji CPE na SBR mepụta eriri roba na mkpuchi mmiri; ejikọta ya na rọba maka izugbe, enwere ike iji ya dị ka ngwaahịa rọba dị ka akwa mmiri ozuzo, taya igwe agba agba, ọwa ikuku na-ere ọkụ, na eriri. Na Japan, ọtụtụ CPE na-ejikọta ya na roba na ihe plastik iji melite arụmọrụ nhazi, ọdịdị ngwaahịa na àgwà dị n'ime. Site na mmụba nke mmepụta CPE na nkwalite teknụzụ nhazi, a pụkwara ịmepụta ngwakọta CPE / EVA, nke nwere nkwụsi ike nke akụkụ dị mma ma jiri ya na-emepụta efere ndị echekwara na obere okpomọkụ. A na-eji CPE / chlorinated styrene eme ihe na-emepụta ihe ọkụ eletrik, ụfụfụ ọkụ ọkụ, mkpuchi, wdg.
4. CPE maka mkpuchi pụrụ iche na mkpuchi mmiri nwere ike ime ka ọ bụrụ ihe mkpuchi pụrụ iche, dị ka ihe mkpuchi mkpuchi, mkpuchi mkpuchi, mkpuchi mmiri, wdg, iji dochie ihe mkpuchi ndị ọzọ. A na-ejikọta CPE/PVC iji mee ka akpụkpọ anụ na-ekpuchi mmiri, nke bụ ihe na-ekpuchi mmiri n'etiti ọkwa. Nguzogide ihu igwe ya, nguzogide ozone, na ire ọkụ dị ka nke akpụkpọ ahụ ethylene-propylene rọba dị elu, ọ nwekwara ọnụ ala na ịrụ ọrụ nke ọma. Mgbasa CPE na ihe mgbaze nkịtị nwere ike ime mkpuchi mgbochi corrosion. Mgbe agwakọta CPE na asphalt, wdg, a na-ejikarị emepụta ihe mkpuchi mkpuchi mkpuchi ụlọ na arụmọrụ ka mma.
5. Polyethylene dị elu-chlorinated Polyethylene dị elu nwere ọdịnaya chlorine nke 61% ruo 75%. Ọ bụ ihe siri ike, na-eguzogide okpomọkụ, ike dị elu dị ka iko, na ihe na-emepụta ihe nkiri na ihe ndị magburu onwe ya. Enwere ike ịgwakọta ya na agba alkyd, resin epoxy, phenolic, polyester unsaturated, polyacrylate, wdg iji mee mkpuchi mgbochi corrosion na nkwụsi ike kemịkal dị mma. Nkwụghachi ọkụ ya, nguzogide corrosion, iguzogide ihu igwe, na ngbanwe ya niile dị mma karịa rọba chlorinated. Nhọrọ na rọba chlorinated. Polyethylene nwere nnukwu chlorinated nwere ezigbo ihe nrapado na metal na ihe, ya mere ọ nwere mmetụta nchebe dị irè na ihe ndị a. Polyethylene nwere nnukwu chlorinated nwere ezigbo miscibility na inorganic na organic pigmenti, enwere ike iji ya mee mkpuchi ire ọkụ.
6. Ngwa ndị ọzọ Ịgbakwunye CPE na mmanụ mmanụ nwere ike belata ebe ọ na-ekpo ọkụ, na ihe mgbakwunye maka mmanụ gia nwere ike imeziwanye mmanụ na-eguzogide nrụgide. Ịtinye CPE na ịcha mmanụ na mmanụ olulu nwere ike imeziwanye ndụ ọrụ nke ngwaọrụ. Tụkwasị na nke ahụ, a na-ejikwa CPE mee ihe na akpụkpọ anụ akpụkpọ anụ na ndị na-emepụta ihe na-ebipụta inks, wdg, na ngwa ngwa ya na-agbasawanye mgbe niile.
GỊNỊ BỤ ỌRỤ ỊKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỊ
Chlorinated polyethylene (CPE) bụ ihe polymer juru eju, ọdịdị ya bụ ntụ ntụ ọcha, adịghị egbu egbu na enweghị ụtọ, ọ nwere nguzogide ihu igwe dị mma, nguzogide ozone, nguzogide kemịkalụ na nguzogide ịka nká, ma nwee ezigbo nguzogide mmanụ, ire ọkụ na ịrụ ọrụ agba. Ịdị ike dị mma (ka na-agbanwe agbanwe na -30 Celsius C), ezigbo ndakọrịta na ihe ndị ọzọ polymer, okpomọkụ dị elu, nbibi na-emepụta HCl, HCL nwere ike ime ka mmeghachi omume dechlorination nke CPE kwụsị. Polyethylene chlorinated bụ ihe polymer emere site na polyethylene nwere njupụta dị elu (HDPE) site na mmeghachi omume nnọchi chlorination. Dịka usoro na ojiji dị iche iche si dị, enwere ike kewaa polyethylene chlorinated n'ụdị resin chlorinated polyethylene (CPE) na ụdị elastomer chlorinated polyethylene (CM). Na mgbakwunye na iji naanị ya, a pụkwara ịgwakọta resin thermoplastic na polyvinyl chloride (PVC), polyethylene (PE), polypropylene (PP), polystyrene (PS), ABS na ọbụna polyurethane (PU). N'ime ụlọ ọrụ rọba, enwere ike iji CPE mee ihe dị ka ihe na-arụ ọrụ dị elu, rọba pụrụ iche dị elu, ma nwee ike iji ethylene-propylene roba (EPR), butyl rubber (IIR), nitrile rubber (NBR), chlorosulfonated polyethylene ( CSM), wdg A na-eji ngwakọta rọba ndị ọzọ.
